FZHW50 PHFO 210109
CWFHFO
Coastal Waters Forecast
National Weather Service Honolulu HI
309 PM HST Fri Mar 20 2026
Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.
PHZ100-211400-
309 PM HST Fri Mar 20 2026
.Synopsis for Hawaiian coastal waters...
Low pressure west of Kauai will remain nearly stationary through
today then pass north of the islands Saturday. The low will lift
northeast of the state on Sunday, and strong high pressure will
build far north of the islands Monday and Tuesday.
$$
PHZ110-211400-
Kauai Northwest Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southwest winds 7 to 10 knots. Seas 6 to 8 feet. Wave
Detail: North northeast 6 feet at 10 seconds and south southeast
3 feet at 6 seconds. Heavy showers likely with isolated
thunderstorms.
.SATURDAY...Southwest winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon. Seas to 7 feet, building to 8 to
9 feet in the afternoon. Wave Detail: North northeast 7 feet at
11 seconds, south 4 feet at 6 seconds and northwest 3 feet at
16 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 7 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 15 seconds.
Heavy showers in the evening. Isolated thunderstorms. Isolated
heavy showers after midnight.
.SUNDAY...Northwest winds to 10 knots. Seas 7 to 8 feet. Wave
Detail: North northeast 6 feet at 10 seconds, northwest 4 feet at
14 seconds and south southwest 3 feet at 4 seconds. Isolated
heavy showers and thunderstorms in the morning.
.SUNDAY NIGHT...North northeast winds 10 to 15 knots. Seas 7 to
8 feet. Wave Detail: North northeast 6 feet at 10 seconds,
northwest 4 feet at 14 seconds and northwest 3 feet at 4 seconds.
.MONDAY...Northeast winds to 15 knots, rising to 20 knots in the
afternoon. Seas 7 to 8 feet, building to 8 to 10 feet in the
afternoon. Wave Detail: North northeast 8 feet at 11 seconds,
east 5 feet at 5 seconds and northwest 4 feet at 12 seconds.
.MONDAY NIGHT...East northeast winds to 20 knots. Seas 9 to
12 feet. Wave Detail: North northeast 10 feet at 12 seconds, east
5 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...East northeast winds to 20 knots. Seas 8 to 11 feet.
Wave Detail: North northeast 10 feet at 11 seconds, east 5 feet
at 6 seconds and north 3 feet at 11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 7 to
8 feet. Wave Detail: Northeast 8 feet at 11 seconds, east 4 feet
at 6 seconds and northwest 3 feet at 15 seconds. Isolated showers
through the day.
Winds and seas higher in and near tstms.
$$
PHZ111-211400-
Kauai Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...West southwest winds 10 to 15 knots, backing to south
7 to 10 knots after midnight. Seas 7 to 8 feet. Wave Detail:
North 6 feet at 10 seconds and south 5 feet at 6 seconds. Heavy
showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon. Seas 7 to 8 feet, building to 8 to
10 feet in the afternoon. Wave Detail: North northeast 7 feet at
11 seconds and south 6 feet at 6 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 15 to 20 knots. Seas 7 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
4 feet at 5 seconds and northwest 3 feet at 16 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY...West northwest winds 7 to 10 knots. Seas to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 15 seconds.
Heavy showers in the morning. Isolated thunderstorms. Isolated
heavy showers in the afternoon.
.SUNDAY NIGHT...North winds to 10 knots. Seas to 7 feet. Wave
Detail: North 5 feet at 10 seconds, northwest 4 feet at
14 seconds and west northwest 3 feet at 4 seconds.
.MONDAY...Northeast winds to 15 knots. Seas 7 to 9 feet. Wave
Detail: North northeast 8 feet at 11 seconds, east northeast
4 feet at 5 seconds and northwest 4 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 9 to
11 feet. Wave Detail: North northeast 9 feet at 12 seconds, east
4 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...East northeast winds to 20 knots. Seas 8 to 10 feet.
Wave Detail: North 10 feet at 11 seconds and east 4 feet at
5 seconds. Isolated showers after midnight.
.WEDNESDAY...East northeast winds to 15 knots. Seas 8 to 9 feet.
Wave Detail: North northeast 8 feet at 11 seconds, east 4 feet at
6 seconds and northwest 3 feet at 16 seconds. Isolated showers in
the morning. Isolated showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ112-211400-
Kauai Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southwest winds 10 to 15 knots, backing to south 7 to
10 knots after midnight. Seas 5 to 8 feet. Wave Detail: North
northeast 6 feet at 10 seconds, south southeast 4 feet at
6 seconds and south 3 feet at 12 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 11 seconds, south 4 feet at
6 seconds, west northwest 3 feet at 16 seconds and south 3 feet
at 18 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 6 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
3 feet at 4 seconds, northwest 3 feet at 15 seconds and south
3 feet at 17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...Northwest winds to 10 knots. Seas 5 to 8 feet. Wave
Detail: North northeast 5 feet at 10 seconds, northwest 4 feet at
14 seconds, south southwest 3 feet at 4 seconds and south 3 feet
at 16 seconds. Heavy showers in the morning. Isolated
thunderstorms. Isolated heavy showers in the afternoon.
.SUNDAY NIGHT...North winds 10 to 15 knots. Seas 5 to 8 feet.
Wave Detail: North northeast 5 feet at 10 seconds, north 4 feet
at 5 seconds, northwest 4 feet at 14 seconds and south 3 feet at
15 seconds.
.MONDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 11 seconds, northeast 5 feet at
6 seconds and northwest 4 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 8 to
11 feet. Wave Detail: North northeast 8 feet at 12 seconds, east
northeast 5 feet at 6 seconds and north northwest 3 feet at
12 seconds.
.TUESDAY...Northeast winds 15 to 20 knots, becoming east
northeast 20 to 25 knots. In the Kaulakahi Channel, east
northeast winds 20 to 25 knots, easing to 10 to 15 knots. Seas
7 to 10 feet. Wave Detail: North northeast 8 feet at 11 seconds,
east northeast 5 feet at 6 seconds and north northwest 3 feet at
11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: North northeast 7 feet at 11 seconds, east
northeast 5 feet at 6 seconds and northwest 3 feet at 15 seconds.
Winds and seas higher in and near tstms.
$$
PHZ113-211400-
Kauai Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: North northeast 6 feet at 10 seconds and
south southwest 5 feet at 6 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 15 to 20 knots, rising to 20 to 25 knots
in the afternoon. Seas 6 to 8 feet, building to 8 to 10 feet in
the afternoon. Wave Detail: North northeast 7 feet at 11 seconds
and south southwest 6 feet at 6 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South southwest winds 20 to 25 knots, easing to
15 to 20 knots after midnight. Seas 6 to 8 feet. Wave Detail:
North northeast 6 feet at 11 seconds and southwest 4 feet at
5 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...West southwest winds 7 to 10 knots. Seas 6 to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, southwest
4 feet at 4 seconds and south 3 feet at 16 seconds. Heavy showers
in the morning. Isolated thunderstorms. Scattered heavy showers
in the afternoon.
.SUNDAY NIGHT...North northwest winds 7 to 10 knots. Seas 6 to
7 feet. Wave Detail: North northeast 5 feet at 10 seconds, north
4 feet at 5 seconds, northwest 3 feet at 14 seconds and south
southwest 3 feet at 15 seconds. Isolated showers.
.MONDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 12 seconds, northeast 5 feet at
5 seconds and north northwest 3 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds to 20 knots. Seas 7 to 10 feet.
Wave Detail: North northeast 8 feet at 12 seconds, east northeast
5 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 7 to 10 feet.
Wave Detail: North northeast 9 feet at 12 seconds and east
northeast 5 feet at 5 seconds.
.WEDNESDAY...East northeast winds to 20 knots, backing to
northeast. Seas 6 to 8 feet. Wave Detail: North northeast 8 feet
at 11 seconds and east northeast 5 feet at 6 seconds. Isolated
showers after midnight.
Winds and seas higher in and near tstms.
$$
PHZ114-211400-
Oahu Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots, becoming south southwest
10 to 15 knots after midnight. Seas 6 to 8 feet. Wave Detail:
North 6 feet at 10 seconds and south southwest 5 feet at
6 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY...South winds 10 to 15 knots, rising to 20 to 25 knots
in the afternoon. Seas 6 to 8 feet, building to 8 to 11 feet in
the afternoon. Wave Detail: Southwest 7 feet at 6 seconds and
north northeast 7 feet at 11 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: North northeast 6 feet at 11 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 16 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...Southwest winds 10 to 15 knots. Seas 5 to 7 feet. Wave
Detail: North 5 feet at 10 seconds, southwest 4 feet at 5 seconds
and northwest 3 feet at 15 seconds. Heavy showers in the morning.
Isolated thunderstorms. Scattered heavy showers in the afternoon.
.SUNDAY NIGHT...West winds 7 to 10 knots, veering to north
northwest after midnight. Seas 5 to 7 feet. Wave Detail: North
5 feet at 10 seconds, northwest 4 feet at 14 seconds and north
northwest 3 feet at 4 seconds. Isolated showers.
.MONDAY...North northeast winds 10 to 15 knots. Seas 6 to 8 feet,
building to 8 to 10 feet in the afternoon. Wave Detail: North
8 feet at 12 seconds, northeast 4 feet at 5 seconds and north
northwest 4 feet at 13 seconds. Isolated showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 9 to
10 feet. Wave Detail: North 9 feet at 12 seconds and east
northeast 4 feet at 5 seconds.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 8 to
10 feet. Wave Detail: North 10 feet at 12 seconds and east 5 feet
at 6 seconds. Isolated showers through the day.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 7 to
9 feet. Wave Detail: North northeast 8 feet at 11 seconds, east
northeast 4 feet at 6 seconds and northwest 3 feet at 16 seconds.
Isolated showers in the morning. Isolated showers through the
day.
Winds and seas higher in and near tstms.
$$
PHZ115-211400-
Oahu Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 15 to 20 knots. Seas 5 to
8 feet. Wave Detail: Southwest 5 feet at 6 seconds, north 4 feet
at 11 seconds and south 3 feet at 12 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Seas 5 to 8 feet. Wave
Detail: Southwest 4 feet at 5 seconds, north 4 feet at 11 seconds
and south southwest 3 feet at 18 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: North northeast 4 feet at 11 seconds,
southwest 3 feet at 4 seconds and south southwest 3 feet at
17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds to 10 knots. Seas 5 to 6 feet.
Wave Detail: West southwest 3 feet at 4 seconds, north 3 feet at
11 seconds and south southwest 3 feet at 16 seconds. Heavy
showers in the morning. Isolated thunderstorms. Scattered heavy
showers in the afternoon.
.SUNDAY NIGHT...Southwest winds to 10 knots in the evening,
becoming variable less than 10 knots. Seas 4 to 6 feet. Wave
Detail: West northwest 3 feet at 4 seconds, north 3 feet at
10 seconds and south southwest 3 feet at 15 seconds. Scattered
showers.
.MONDAY...North northeast winds 7 to 10 knots. Seas 5 to 7 feet.
Wave Detail: North 5 feet at 12 seconds and north 4 feet at
5 seconds. Scattered showers in the morning.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 7 feet.
Wave Detail: North 6 feet at 12 seconds and northeast 4 feet at
5 seconds.
.TUESDAY...Northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds
and north northeast 5 feet at 11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots, becoming
northeast 10 to 15 knots in the afternoon, rising to 15 to
20 knots. Seas 4 to 6 feet. Wave Detail: East northeast 4 feet at
5 seconds and north northeast 4 feet at 11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ116-211400-
Kaiwi Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots. Seas 6 to 8 feet. Wave
Detail: South southwest 5 feet at 6 seconds, north northeast
5 feet at 10 seconds and south southwest 3 feet at 12 seconds.
Heavy showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, becoming south
15 to 20 knots in the afternoon. Seas 6 to 8 feet. Wave Detail:
North northeast 6 feet at 11 seconds, southwest 4 feet at
5 seconds and south southwest 3 feet at 15 seconds. Heavy showers
with isolated thunderstorms.
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, southwest
4 feet at 5 seconds and south southwest 3 feet at 17 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 5 to 6 feet.
Wave Detail: North northeast 4 feet at 10 seconds, southwest
3 feet at 5 seconds and south southwest 3 feet at 16 seconds.
Heavy showers in the morning. Isolated thunderstorms. Scattered
heavy showers in the afternoon.
.SUNDAY NIGHT...West southwest winds 7 to 10 knots. Seas 5 to
6 feet. Wave Detail: North 4 feet at 10 seconds, south southwest
3 feet at 4 seconds, northwest 3 feet at 14 seconds and south
southwest 3 feet at 15 seconds. Scattered showers.
.MONDAY...North northeast winds 10 to 15 knots. Seas 6 to 9 feet.
Wave Detail: North northeast 7 feet at 12 seconds, north 4 feet
at 5 seconds and north northwest 3 feet at 13 seconds. Scattered
showers in the morning. Isolated showers in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 7 to 9 feet.
Wave Detail: North 8 feet at 12 seconds and north northeast
4 feet at 5 seconds.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 5 to 8 feet. Wave
Detail: North 8 feet at 12 seconds and east northeast 5 feet at
6 seconds.
.WEDNESDAY...East northeast winds to 20 knots, backing to
northeast. Seas 5 to 8 feet. Wave Detail: North northeast 8 feet
at 11 seconds and northeast 4 feet at 5 seconds. Isolated showers
after midnight.
Winds and seas higher in and near tstms.
$$
PHZ117-211400-
Maui County Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 10 to 15 knots. Seas 5 to
6 feet. Wave Detail: North 5 feet at 10 seconds and south
southeast 4 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots. Seas 5 to
7 feet. Wave Detail: North 6 feet at 11 seconds and south
southeast 3 feet at 4 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 5 to
6 feet. Wave Detail: North northeast 5 feet at 10 seconds, west
southwest 3 feet at 4 seconds and northwest 3 feet at 15 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 5 to 6 feet.
Wave Detail: North northeast 4 feet at 10 seconds, west southwest
3 feet at 4 seconds and northwest 3 feet at 15 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...West southwest winds 7 to 10 knots. Seas 5 to
6 feet. Wave Detail: North 4 feet at 9 seconds, northwest 4 feet
at 14 seconds and west northwest 3 feet at 5 seconds. Scattered
showers.
.MONDAY...North northeast winds 7 to 10 knots. Seas 5 to 7 feet,
building to 7 to 9 feet in the afternoon. Wave Detail: North
7 feet at 13 seconds and north 4 feet at 5 seconds. Scattered
showers.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Seas 9 to
10 feet. Wave Detail: North 8 feet at 12 seconds and north
northeast 4 feet at 5 seconds. Scattered showers in the evening.
Isolated showers after midnight.
.TUESDAY...East northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 7 to 10 feet. Wave Detail: North 10 feet at
11 seconds and northeast 4 feet at 5 seconds. Isolated showers
through the night. Scattered showers through the day.
.WEDNESDAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots. Seas 7 to 9 feet. Wave Detail: North northeast 8 feet
at 11 seconds, northeast 4 feet at 5 seconds and northwest 3 feet
at 16 seconds. Scattered showers in the morning. Isolated showers
in the afternoon, then scattered showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ118-211400-
Maui County Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds to 15 knots. Seas 5 to 7 feet. Wave
Detail: Southwest 5 feet at 5 seconds, north 3 feet at 10 seconds
and south 3 feet at 12 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 10 to 15 knots, becoming 7 to 10 knots in
the afternoon. Seas 4 to 6 feet. Wave Detail: West southwest
4 feet at 5 seconds, north 3 feet at 11 seconds and south
southwest 3 feet at 18 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 10 to 15 knots, becoming
south 15 to 20 knots after midnight. Seas 4 to 6 feet. Wave
Detail: West southwest 3 feet at 4 seconds, north 3 feet at
11 seconds and south southwest 3 feet at 17 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY...South southwest winds to 10 knots. Seas 4 to 6 feet.
Wave Detail: West southwest 3 feet at 4 seconds and south
southwest 3 feet at 16 seconds. Heavy showers with isolated
thunderstorms.
.SUNDAY NIGHT...Southwest winds 7 to 10 knots. Seas 4 to 6 feet.
Wave Detail: West 3 feet at 4 seconds, north 3 feet at 10 seconds
and south southwest 3 feet at 16 seconds. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north
northeast 7 to 10 knots in the afternoon. Seas 4 to 6 feet. Wave
Detail: North 4 feet at 5 seconds and north 4 feet at 11 seconds.
Scattered showers in the morning. Isolated showers in the
afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 7 feet.
Wave Detail: North 5 feet at 12 seconds and north northeast
4 feet at 5 seconds. Isolated showers in the evening.
.TUESDAY...Northeast winds 10 to 15 knots, rising to 15 to
20 knots in the evening, easing to 10 to 15 knots after midnight.
Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds and north
5 feet at 11 seconds.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 4 feet at 5 seconds and north 4 feet
at 11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ119-211400-
Maalaea Bay-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southeast winds 10 to 15 knots, becoming 7 to 10 knots
after midnight. Seas to 2 feet or less. Wave Detail: West
southwest 2 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 10 to 15 knots, backing to north
northeast 7 to 10 knots in the afternoon. Seas to 2 feet or less.
Wave Detail: West southwest 2 feet at 5 seconds. Heavy showers
with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds to 10 knots, backing to south
southeast 7 to 10 knots after midnight. Seas to 2 feet or less.
Heavy showers with isolated thunderstorms.
.SUNDAY...South winds to 10 knots. Seas to 2 feet or less. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots in the
evening, becoming variable less than 10 knots. Seas to 2 feet or
less. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north to
15 knots in the afternoon. Seas to 2 feet or less. Scattered
showers.
.MONDAY NIGHT...North winds to 20 knots. Seas to 2 feet or less.
Scattered showers in the evening.
.TUESDAY...North winds to 20 knots, rising to 25 knots. Seas to
2 feet or less.
.WEDNESDAY...North winds to 25 knots, easing to 20 knots. Seas to
2 feet or less.
Winds and seas higher in and near tstms.
$$
PHZ120-211400-
Pailolo Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet. Wave
Detail: Southwest 3 feet at 5 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...Southwest winds 10 to 15 knots, backing to south
southeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Southwest 3 feet at 5 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: West southwest 3 feet at 5 seconds. Heavy showers
with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 3 to 4 feet.
Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 3 to
4 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north
northeast 10 to 15 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Northeast 3 feet at 4 seconds. Scattered showers in the
morning. Isolated showers in the afternoon.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 3 feet at 5 seconds. Isolated showers
in the evening.
.TUESDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots. Seas 4 to 6 feet. Wave Detail: East northeast 4 feet at
4 seconds and northeast 3 feet at 12 seconds.
.WEDNESDAY...East northeast winds 20 to 25 knots, becoming
northeast 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East
northeast 4 feet at 4 seconds and east northeast 3 feet at
11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ121-211400-
Alenuihaha Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: West southwest 4 feet at 5 seconds. Heavy
showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, veering to west
7 to 10 knots in the afternoon. Seas 4 to 6 feet. Wave Detail:
West southwest 4 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...West southwest winds 10 to 15 knots. Seas 4 to
6 feet. Wave Detail: Southwest 3 feet at 4 seconds. Heavy showers
with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 4 to 5 feet.
Wave Detail: Southwest 3 feet at 4 seconds and south southwest
3 feet at 16 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 3 to
4 feet. Wave Detail: West 3 feet at 4 seconds. Scattered showers.
.MONDAY...Northeast winds 7 to 10 knots, becoming 10 to 15 knots
in the afternoon. Seas 4 to 6 feet. Wave Detail: Northeast 5 feet
at 5 seconds and north northeast 3 feet at 11 seconds. Scattered
showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: East northeast 5 feet at 5 seconds and north
northeast 3 feet at 12 seconds. Scattered showers.
.TUESDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at
6 seconds and north northeast 4 feet at 11 seconds. Scattered
showers.
.WEDNESDAY...East northeast winds 20 to 25 knots, becoming
northeast 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East
northeast 5 feet at 5 seconds and north northeast 4 feet at
10 seconds. Scattered showers in the morning. Isolated showers in
the afternoon, then scattered showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ122-211400-
Big Island Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 15 to 20 knots, becoming south
10 to 15 knots after midnight. Seas 5 to 6 feet. Wave Detail:
North 4 feet at 11 seconds, south southeast 3 feet at 4 seconds
and south 3 feet at 12 seconds. Isolated heavy showers and
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Seas 4 to 6 feet. Wave
Detail: North 5 feet at 11 seconds, south southeast 3 feet at
4 seconds and south 3 feet at 12 seconds. Isolated heavy showers
and thunderstorms.
.SATURDAY NIGHT...South southwest winds 10 to 15 knots, becoming
7 to 10 knots after midnight. Seas 4 to 6 feet. Wave Detail:
North 5 feet at 10 seconds, south 3 feet at 4 seconds and south
3 feet at 12 seconds. Scattered heavy showers with isolated
thunderstorms.
.SUNDAY...South winds 7 to 10 knots. Seas 3 to 5 feet. Wave
Detail: North northeast 3 feet at 10 seconds, south southwest
3 feet at 11 seconds and northwest 3 feet at 14 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 4 to
5 feet. Wave Detail: North northeast 3 feet at 9 seconds and
northwest 3 feet at 14 seconds. Showers likely.
.MONDAY...Winds variable less than 10 knots, becoming northeast
to 10 knots in the afternoon. Seas 4 to 6 feet, building to 5 to
8 feet in the afternoon. Wave Detail: North 6 feet at 13 seconds
and north northwest 3 feet at 5 seconds. Showers likely.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 6 to 9 feet.
Wave Detail: North 7 feet at 12 seconds and north 3 feet at
5 seconds. Showers likely, mainly in the evening.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North 9 feet at 12 seconds and north 4 feet at 5 seconds.
Scattered showers.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 6 to 8 feet.
Wave Detail: North northeast 8 feet at 11 seconds and north
northeast 3 feet at 5 seconds. Scattered showers.
Winds and seas higher in and near tstms.
$$
PHZ123-211400-
Big Island Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots west of the Big Island...
South southeast 15 to 20 knots near South Point. Seas 3 to
5 feet. Wave Detail: West southwest 3 feet at 4 seconds.
Scattered heavy showers with isolated thunderstorms.
.SATURDAY...West of the Big Island, south winds 15 to 20 knots.
Near Kawaihae, west winds 10 to 15 knots, becoming 7 to 10 knots
in the afternoon. Seas 4 to 5 feet. Wave Detail: West southwest
3 feet at 4 seconds. Heavy showers likely with isolated
thunderstorms.
.SATURDAY NIGHT...South winds to 10 knots, veering to north
northwest 7 to 10 knots after midnight. Seas 3 to 5 feet. Wave
Detail: West southwest 3 feet at 4 seconds and south southwest
3 feet at 18 seconds. Heavy showers likely with isolated
thunderstorms.
.SUNDAY...South southeast winds 7 to 10 knots. Seas 3 to 5 feet.
Wave Detail: West northwest 3 feet at 4 seconds and west
northwest 3 feet at 14 seconds. Heavy showers with isolated
thunderstorms.
.SUNDAY NIGHT...West of the Big Island, south winds 7 to
10 knots. Near South Point, south southwest winds 7 to 10 knots
in the evening, becoming variable less than 10 knots. Seas 3 to
4 feet. Showers likely.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...East 10 to 15 knots near South Point. Seas 3 to 5 feet.
Wave Detail: North northwest 3 feet at 5 seconds. Showers likely,
mainly in the morning.
.MONDAY NIGHT...West of the Big Island, north northwest winds
7 to 10 knots in the evening, becoming variable less than
10 knots. Near South Point, east northeast winds to 15 knots.
Seas 3 to 5 feet. Wave Detail: North 4 feet at 6 seconds.
Scattered showers in the evening. Isolated showers after
midnight.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...East northeast 10 to 15 knots near South Point. Seas
3 to 5 feet. Wave Detail: North northeast 4 feet at 6 seconds and
north northeast 4 feet at 12 seconds. Isolated showers in the
morning. Isolated showers through the day.
.WEDNESDAY...West of the Big Island, north northeast winds 7 to
10 knots in the morning, becoming variable less than 10 knots,
then becoming east southeast 7 to 10 knots in the evening,
becoming variable less than 10 knots. Near South Point, east
northeast winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail:
North northeast 4 feet at 5 seconds and north northeast 4 feet at
11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ124-211400-
Big Island Southeast Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 7 to 10 knots. Seas 3 to 4 feet.
Wave Detail: South 3 feet at 12 seconds. Isolated heavy showers
and thunderstorms.
.SATURDAY...South southeast winds 7 to 10 knots. Seas 3 to
4 feet. Wave Detail: South 3 feet at 12 seconds. Isolated heavy
showers and thunderstorms.
.SATURDAY NIGHT...South southeast winds 7 to 10 knots. Seas 4 to
5 feet. Wave Detail: Northwest 3 feet at 14 seconds and south
southwest 3 feet at 18 seconds. Scattered heavy showers with
isolated thunderstorms.
.SUNDAY...Winds variable less than 10 knots, becoming south
southeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Northwest 3 feet at 14 seconds and south southwest 3 feet
at 17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots in the
evening, becoming variable less than 10 knots. Seas 3 to 4 feet.
Showers likely.
.MONDAY...East northeast winds to 10 knots. Seas 3 to 4 feet.
Showers likely, mainly in the morning.
.MONDAY NIGHT...Northeast winds to 15 knots. Seas 3 to 5 feet.
Wave Detail: North northeast 3 feet at 4 seconds. Scattered
showers.
.TUESDAY...Northeast winds to 20 knots. Seas 3 to 5 feet. Wave
Detail: Northeast 4 feet at 4 seconds and northeast 4 feet at
11 seconds. Isolated showers.
.WEDNESDAY...Northeast winds to 20 knots, becoming 15 to
20 knots. Seas 4 to 6 feet. Wave Detail: Northeast 4 feet at
5 seconds and northeast 4 feet at 11 seconds. Scattered showers
in the morning. Isolated showers.
Winds and seas higher in and near tstms.
$$
CWFHFO
Coastal Waters Forecast
National Weather Service Honolulu HI
309 PM HST Fri Mar 20 2026
Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.
PHZ100-211400-
309 PM HST Fri Mar 20 2026
.Synopsis for Hawaiian coastal waters...
Low pressure west of Kauai will remain nearly stationary through
today then pass north of the islands Saturday. The low will lift
northeast of the state on Sunday, and strong high pressure will
build far north of the islands Monday and Tuesday.
$$
PHZ110-211400-
Kauai Northwest Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southwest winds 7 to 10 knots. Seas 6 to 8 feet. Wave
Detail: North northeast 6 feet at 10 seconds and south southeast
3 feet at 6 seconds. Heavy showers likely with isolated
thunderstorms.
.SATURDAY...Southwest winds 7 to 10 knots, becoming 10 to
15 knots in the afternoon. Seas to 7 feet, building to 8 to
9 feet in the afternoon. Wave Detail: North northeast 7 feet at
11 seconds, south 4 feet at 6 seconds and northwest 3 feet at
16 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 7 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 15 seconds.
Heavy showers in the evening. Isolated thunderstorms. Isolated
heavy showers after midnight.
.SUNDAY...Northwest winds to 10 knots. Seas 7 to 8 feet. Wave
Detail: North northeast 6 feet at 10 seconds, northwest 4 feet at
14 seconds and south southwest 3 feet at 4 seconds. Isolated
heavy showers and thunderstorms in the morning.
.SUNDAY NIGHT...North northeast winds 10 to 15 knots. Seas 7 to
8 feet. Wave Detail: North northeast 6 feet at 10 seconds,
northwest 4 feet at 14 seconds and northwest 3 feet at 4 seconds.
.MONDAY...Northeast winds to 15 knots, rising to 20 knots in the
afternoon. Seas 7 to 8 feet, building to 8 to 10 feet in the
afternoon. Wave Detail: North northeast 8 feet at 11 seconds,
east 5 feet at 5 seconds and northwest 4 feet at 12 seconds.
.MONDAY NIGHT...East northeast winds to 20 knots. Seas 9 to
12 feet. Wave Detail: North northeast 10 feet at 12 seconds, east
5 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...East northeast winds to 20 knots. Seas 8 to 11 feet.
Wave Detail: North northeast 10 feet at 11 seconds, east 5 feet
at 6 seconds and north 3 feet at 11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 7 to
8 feet. Wave Detail: Northeast 8 feet at 11 seconds, east 4 feet
at 6 seconds and northwest 3 feet at 15 seconds. Isolated showers
through the day.
Winds and seas higher in and near tstms.
$$
PHZ111-211400-
Kauai Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...West southwest winds 10 to 15 knots, backing to south
7 to 10 knots after midnight. Seas 7 to 8 feet. Wave Detail:
North 6 feet at 10 seconds and south 5 feet at 6 seconds. Heavy
showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, rising to 15 to
20 knots in the afternoon. Seas 7 to 8 feet, building to 8 to
10 feet in the afternoon. Wave Detail: North northeast 7 feet at
11 seconds and south 6 feet at 6 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 15 to 20 knots. Seas 7 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
4 feet at 5 seconds and northwest 3 feet at 16 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY...West northwest winds 7 to 10 knots. Seas to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 15 seconds.
Heavy showers in the morning. Isolated thunderstorms. Isolated
heavy showers in the afternoon.
.SUNDAY NIGHT...North winds to 10 knots. Seas to 7 feet. Wave
Detail: North 5 feet at 10 seconds, northwest 4 feet at
14 seconds and west northwest 3 feet at 4 seconds.
.MONDAY...Northeast winds to 15 knots. Seas 7 to 9 feet. Wave
Detail: North northeast 8 feet at 11 seconds, east northeast
4 feet at 5 seconds and northwest 4 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 9 to
11 feet. Wave Detail: North northeast 9 feet at 12 seconds, east
4 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...East northeast winds to 20 knots. Seas 8 to 10 feet.
Wave Detail: North 10 feet at 11 seconds and east 4 feet at
5 seconds. Isolated showers after midnight.
.WEDNESDAY...East northeast winds to 15 knots. Seas 8 to 9 feet.
Wave Detail: North northeast 8 feet at 11 seconds, east 4 feet at
6 seconds and northwest 3 feet at 16 seconds. Isolated showers in
the morning. Isolated showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ112-211400-
Kauai Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southwest winds 10 to 15 knots, backing to south 7 to
10 knots after midnight. Seas 5 to 8 feet. Wave Detail: North
northeast 6 feet at 10 seconds, south southeast 4 feet at
6 seconds and south 3 feet at 12 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 11 seconds, south 4 feet at
6 seconds, west northwest 3 feet at 16 seconds and south 3 feet
at 18 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 6 to
9 feet. Wave Detail: North northeast 7 feet at 11 seconds, south
3 feet at 4 seconds, northwest 3 feet at 15 seconds and south
3 feet at 17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...Northwest winds to 10 knots. Seas 5 to 8 feet. Wave
Detail: North northeast 5 feet at 10 seconds, northwest 4 feet at
14 seconds, south southwest 3 feet at 4 seconds and south 3 feet
at 16 seconds. Heavy showers in the morning. Isolated
thunderstorms. Isolated heavy showers in the afternoon.
.SUNDAY NIGHT...North winds 10 to 15 knots. Seas 5 to 8 feet.
Wave Detail: North northeast 5 feet at 10 seconds, north 4 feet
at 5 seconds, northwest 4 feet at 14 seconds and south 3 feet at
15 seconds.
.MONDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 11 seconds, northeast 5 feet at
6 seconds and northwest 4 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 8 to
11 feet. Wave Detail: North northeast 8 feet at 12 seconds, east
northeast 5 feet at 6 seconds and north northwest 3 feet at
12 seconds.
.TUESDAY...Northeast winds 15 to 20 knots, becoming east
northeast 20 to 25 knots. In the Kaulakahi Channel, east
northeast winds 20 to 25 knots, easing to 10 to 15 knots. Seas
7 to 10 feet. Wave Detail: North northeast 8 feet at 11 seconds,
east northeast 5 feet at 6 seconds and north northwest 3 feet at
11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: North northeast 7 feet at 11 seconds, east
northeast 5 feet at 6 seconds and northwest 3 feet at 15 seconds.
Winds and seas higher in and near tstms.
$$
PHZ113-211400-
Kauai Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: North northeast 6 feet at 10 seconds and
south southwest 5 feet at 6 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 15 to 20 knots, rising to 20 to 25 knots
in the afternoon. Seas 6 to 8 feet, building to 8 to 10 feet in
the afternoon. Wave Detail: North northeast 7 feet at 11 seconds
and south southwest 6 feet at 6 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South southwest winds 20 to 25 knots, easing to
15 to 20 knots after midnight. Seas 6 to 8 feet. Wave Detail:
North northeast 6 feet at 11 seconds and southwest 4 feet at
5 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...West southwest winds 7 to 10 knots. Seas 6 to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, southwest
4 feet at 4 seconds and south 3 feet at 16 seconds. Heavy showers
in the morning. Isolated thunderstorms. Scattered heavy showers
in the afternoon.
.SUNDAY NIGHT...North northwest winds 7 to 10 knots. Seas 6 to
7 feet. Wave Detail: North northeast 5 feet at 10 seconds, north
4 feet at 5 seconds, northwest 3 feet at 14 seconds and south
southwest 3 feet at 15 seconds. Isolated showers.
.MONDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North northeast 7 feet at 12 seconds, northeast 5 feet at
5 seconds and north northwest 3 feet at 13 seconds.
.MONDAY NIGHT...Northeast winds to 20 knots. Seas 7 to 10 feet.
Wave Detail: North northeast 8 feet at 12 seconds, east northeast
5 feet at 5 seconds and north northwest 3 feet at 12 seconds.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 7 to 10 feet.
Wave Detail: North northeast 9 feet at 12 seconds and east
northeast 5 feet at 5 seconds.
.WEDNESDAY...East northeast winds to 20 knots, backing to
northeast. Seas 6 to 8 feet. Wave Detail: North northeast 8 feet
at 11 seconds and east northeast 5 feet at 6 seconds. Isolated
showers after midnight.
Winds and seas higher in and near tstms.
$$
PHZ114-211400-
Oahu Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots, becoming south southwest
10 to 15 knots after midnight. Seas 6 to 8 feet. Wave Detail:
North 6 feet at 10 seconds and south southwest 5 feet at
6 seconds. Heavy showers with isolated thunderstorms.
.SATURDAY...South winds 10 to 15 knots, rising to 20 to 25 knots
in the afternoon. Seas 6 to 8 feet, building to 8 to 11 feet in
the afternoon. Wave Detail: Southwest 7 feet at 6 seconds and
north northeast 7 feet at 11 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: North northeast 6 feet at 11 seconds, south
southwest 4 feet at 5 seconds and northwest 3 feet at 16 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...Southwest winds 10 to 15 knots. Seas 5 to 7 feet. Wave
Detail: North 5 feet at 10 seconds, southwest 4 feet at 5 seconds
and northwest 3 feet at 15 seconds. Heavy showers in the morning.
Isolated thunderstorms. Scattered heavy showers in the afternoon.
.SUNDAY NIGHT...West winds 7 to 10 knots, veering to north
northwest after midnight. Seas 5 to 7 feet. Wave Detail: North
5 feet at 10 seconds, northwest 4 feet at 14 seconds and north
northwest 3 feet at 4 seconds. Isolated showers.
.MONDAY...North northeast winds 10 to 15 knots. Seas 6 to 8 feet,
building to 8 to 10 feet in the afternoon. Wave Detail: North
8 feet at 12 seconds, northeast 4 feet at 5 seconds and north
northwest 4 feet at 13 seconds. Isolated showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 9 to
10 feet. Wave Detail: North 9 feet at 12 seconds and east
northeast 4 feet at 5 seconds.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 8 to
10 feet. Wave Detail: North 10 feet at 12 seconds and east 5 feet
at 6 seconds. Isolated showers through the day.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 7 to
9 feet. Wave Detail: North northeast 8 feet at 11 seconds, east
northeast 4 feet at 6 seconds and northwest 3 feet at 16 seconds.
Isolated showers in the morning. Isolated showers through the
day.
Winds and seas higher in and near tstms.
$$
PHZ115-211400-
Oahu Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 15 to 20 knots. Seas 5 to
8 feet. Wave Detail: Southwest 5 feet at 6 seconds, north 4 feet
at 11 seconds and south 3 feet at 12 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...South winds 15 to 20 knots. Seas 5 to 8 feet. Wave
Detail: Southwest 4 feet at 5 seconds, north 4 feet at 11 seconds
and south southwest 3 feet at 18 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: North northeast 4 feet at 11 seconds,
southwest 3 feet at 4 seconds and south southwest 3 feet at
17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds to 10 knots. Seas 5 to 6 feet.
Wave Detail: West southwest 3 feet at 4 seconds, north 3 feet at
11 seconds and south southwest 3 feet at 16 seconds. Heavy
showers in the morning. Isolated thunderstorms. Scattered heavy
showers in the afternoon.
.SUNDAY NIGHT...Southwest winds to 10 knots in the evening,
becoming variable less than 10 knots. Seas 4 to 6 feet. Wave
Detail: West northwest 3 feet at 4 seconds, north 3 feet at
10 seconds and south southwest 3 feet at 15 seconds. Scattered
showers.
.MONDAY...North northeast winds 7 to 10 knots. Seas 5 to 7 feet.
Wave Detail: North 5 feet at 12 seconds and north 4 feet at
5 seconds. Scattered showers in the morning.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 7 feet.
Wave Detail: North 6 feet at 12 seconds and northeast 4 feet at
5 seconds.
.TUESDAY...Northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 5 to 7 feet. Wave Detail: East 5 feet at 6 seconds
and north northeast 5 feet at 11 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots, becoming
northeast 10 to 15 knots in the afternoon, rising to 15 to
20 knots. Seas 4 to 6 feet. Wave Detail: East northeast 4 feet at
5 seconds and north northeast 4 feet at 11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ116-211400-
Kaiwi Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots. Seas 6 to 8 feet. Wave
Detail: South southwest 5 feet at 6 seconds, north northeast
5 feet at 10 seconds and south southwest 3 feet at 12 seconds.
Heavy showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, becoming south
15 to 20 knots in the afternoon. Seas 6 to 8 feet. Wave Detail:
North northeast 6 feet at 11 seconds, southwest 4 feet at
5 seconds and south southwest 3 feet at 15 seconds. Heavy showers
with isolated thunderstorms.
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: North northeast 5 feet at 10 seconds, southwest
4 feet at 5 seconds and south southwest 3 feet at 17 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 5 to 6 feet.
Wave Detail: North northeast 4 feet at 10 seconds, southwest
3 feet at 5 seconds and south southwest 3 feet at 16 seconds.
Heavy showers in the morning. Isolated thunderstorms. Scattered
heavy showers in the afternoon.
.SUNDAY NIGHT...West southwest winds 7 to 10 knots. Seas 5 to
6 feet. Wave Detail: North 4 feet at 10 seconds, south southwest
3 feet at 4 seconds, northwest 3 feet at 14 seconds and south
southwest 3 feet at 15 seconds. Scattered showers.
.MONDAY...North northeast winds 10 to 15 knots. Seas 6 to 9 feet.
Wave Detail: North northeast 7 feet at 12 seconds, north 4 feet
at 5 seconds and north northwest 3 feet at 13 seconds. Scattered
showers in the morning. Isolated showers in the afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 7 to 9 feet.
Wave Detail: North 8 feet at 12 seconds and north northeast
4 feet at 5 seconds.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 5 to 8 feet. Wave
Detail: North 8 feet at 12 seconds and east northeast 5 feet at
6 seconds.
.WEDNESDAY...East northeast winds to 20 knots, backing to
northeast. Seas 5 to 8 feet. Wave Detail: North northeast 8 feet
at 11 seconds and northeast 4 feet at 5 seconds. Isolated showers
after midnight.
Winds and seas higher in and near tstms.
$$
PHZ117-211400-
Maui County Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 10 to 15 knots. Seas 5 to
6 feet. Wave Detail: North 5 feet at 10 seconds and south
southeast 4 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots. Seas 5 to
7 feet. Wave Detail: North 6 feet at 11 seconds and south
southeast 3 feet at 4 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 15 to 20 knots. Seas 5 to
6 feet. Wave Detail: North northeast 5 feet at 10 seconds, west
southwest 3 feet at 4 seconds and northwest 3 feet at 15 seconds.
Heavy showers with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 5 to 6 feet.
Wave Detail: North northeast 4 feet at 10 seconds, west southwest
3 feet at 4 seconds and northwest 3 feet at 15 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...West southwest winds 7 to 10 knots. Seas 5 to
6 feet. Wave Detail: North 4 feet at 9 seconds, northwest 4 feet
at 14 seconds and west northwest 3 feet at 5 seconds. Scattered
showers.
.MONDAY...North northeast winds 7 to 10 knots. Seas 5 to 7 feet,
building to 7 to 9 feet in the afternoon. Wave Detail: North
7 feet at 13 seconds and north 4 feet at 5 seconds. Scattered
showers.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Seas 9 to
10 feet. Wave Detail: North 8 feet at 12 seconds and north
northeast 4 feet at 5 seconds. Scattered showers in the evening.
Isolated showers after midnight.
.TUESDAY...East northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 7 to 10 feet. Wave Detail: North 10 feet at
11 seconds and northeast 4 feet at 5 seconds. Isolated showers
through the night. Scattered showers through the day.
.WEDNESDAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots. Seas 7 to 9 feet. Wave Detail: North northeast 8 feet
at 11 seconds, northeast 4 feet at 5 seconds and northwest 3 feet
at 16 seconds. Scattered showers in the morning. Isolated showers
in the afternoon, then scattered showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ118-211400-
Maui County Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds to 15 knots. Seas 5 to 7 feet. Wave
Detail: Southwest 5 feet at 5 seconds, north 3 feet at 10 seconds
and south 3 feet at 12 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 10 to 15 knots, becoming 7 to 10 knots in
the afternoon. Seas 4 to 6 feet. Wave Detail: West southwest
4 feet at 5 seconds, north 3 feet at 11 seconds and south
southwest 3 feet at 18 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...South southwest winds 10 to 15 knots, becoming
south 15 to 20 knots after midnight. Seas 4 to 6 feet. Wave
Detail: West southwest 3 feet at 4 seconds, north 3 feet at
11 seconds and south southwest 3 feet at 17 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY...South southwest winds to 10 knots. Seas 4 to 6 feet.
Wave Detail: West southwest 3 feet at 4 seconds and south
southwest 3 feet at 16 seconds. Heavy showers with isolated
thunderstorms.
.SUNDAY NIGHT...Southwest winds 7 to 10 knots. Seas 4 to 6 feet.
Wave Detail: West 3 feet at 4 seconds, north 3 feet at 10 seconds
and south southwest 3 feet at 16 seconds. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north
northeast 7 to 10 knots in the afternoon. Seas 4 to 6 feet. Wave
Detail: North 4 feet at 5 seconds and north 4 feet at 11 seconds.
Scattered showers in the morning. Isolated showers in the
afternoon.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 5 to 7 feet.
Wave Detail: North 5 feet at 12 seconds and north northeast
4 feet at 5 seconds. Isolated showers in the evening.
.TUESDAY...Northeast winds 10 to 15 knots, rising to 15 to
20 knots in the evening, easing to 10 to 15 knots after midnight.
Seas 4 to 6 feet. Wave Detail: East 5 feet at 5 seconds and north
5 feet at 11 seconds.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 4 feet at 5 seconds and north 4 feet
at 11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ119-211400-
Maalaea Bay-
309 PM HST Fri Mar 20 2026
.TONIGHT...Southeast winds 10 to 15 knots, becoming 7 to 10 knots
after midnight. Seas to 2 feet or less. Wave Detail: West
southwest 2 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY...South winds 10 to 15 knots, backing to north
northeast 7 to 10 knots in the afternoon. Seas to 2 feet or less.
Wave Detail: West southwest 2 feet at 5 seconds. Heavy showers
with isolated thunderstorms.
.SATURDAY NIGHT...Southwest winds to 10 knots, backing to south
southeast 7 to 10 knots after midnight. Seas to 2 feet or less.
Heavy showers with isolated thunderstorms.
.SUNDAY...South winds to 10 knots. Seas to 2 feet or less. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots in the
evening, becoming variable less than 10 knots. Seas to 2 feet or
less. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north to
15 knots in the afternoon. Seas to 2 feet or less. Scattered
showers.
.MONDAY NIGHT...North winds to 20 knots. Seas to 2 feet or less.
Scattered showers in the evening.
.TUESDAY...North winds to 20 knots, rising to 25 knots. Seas to
2 feet or less.
.WEDNESDAY...North winds to 25 knots, easing to 20 knots. Seas to
2 feet or less.
Winds and seas higher in and near tstms.
$$
PHZ120-211400-
Pailolo Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet. Wave
Detail: Southwest 3 feet at 5 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY...Southwest winds 10 to 15 knots, backing to south
southeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Southwest 3 feet at 5 seconds. Heavy showers with
isolated thunderstorms.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 5 feet.
Wave Detail: West southwest 3 feet at 5 seconds. Heavy showers
with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 3 to 4 feet.
Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 3 to
4 feet. Scattered showers.
.MONDAY...Winds variable less than 10 knots, becoming north
northeast 10 to 15 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Northeast 3 feet at 4 seconds. Scattered showers in the
morning. Isolated showers in the afternoon.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 3 feet at 5 seconds. Isolated showers
in the evening.
.TUESDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots. Seas 4 to 6 feet. Wave Detail: East northeast 4 feet at
4 seconds and northeast 3 feet at 12 seconds.
.WEDNESDAY...East northeast winds 20 to 25 knots, becoming
northeast 15 to 20 knots. Seas 3 to 5 feet. Wave Detail: East
northeast 4 feet at 4 seconds and east northeast 3 feet at
11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ121-211400-
Alenuihaha Channel-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southwest winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: West southwest 4 feet at 5 seconds. Heavy
showers with isolated thunderstorms.
.SATURDAY...South southwest winds 10 to 15 knots, veering to west
7 to 10 knots in the afternoon. Seas 4 to 6 feet. Wave Detail:
West southwest 4 feet at 5 seconds. Heavy showers with isolated
thunderstorms.
.SATURDAY NIGHT...West southwest winds 10 to 15 knots. Seas 4 to
6 feet. Wave Detail: Southwest 3 feet at 4 seconds. Heavy showers
with isolated thunderstorms.
.SUNDAY...South southwest winds 10 to 15 knots. Seas 4 to 5 feet.
Wave Detail: Southwest 3 feet at 4 seconds and south southwest
3 feet at 16 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 3 to
4 feet. Wave Detail: West 3 feet at 4 seconds. Scattered showers.
.MONDAY...Northeast winds 7 to 10 knots, becoming 10 to 15 knots
in the afternoon. Seas 4 to 6 feet. Wave Detail: Northeast 5 feet
at 5 seconds and north northeast 3 feet at 11 seconds. Scattered
showers.
.MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: East northeast 5 feet at 5 seconds and north
northeast 3 feet at 12 seconds. Scattered showers.
.TUESDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots. Seas 5 to 7 feet. Wave Detail: East northeast 6 feet at
6 seconds and north northeast 4 feet at 11 seconds. Scattered
showers.
.WEDNESDAY...East northeast winds 20 to 25 knots, becoming
northeast 15 to 20 knots. Seas 4 to 6 feet. Wave Detail: East
northeast 5 feet at 5 seconds and north northeast 4 feet at
10 seconds. Scattered showers in the morning. Isolated showers in
the afternoon, then scattered showers through the day.
Winds and seas higher in and near tstms.
$$
PHZ122-211400-
Big Island Windward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 15 to 20 knots, becoming south
10 to 15 knots after midnight. Seas 5 to 6 feet. Wave Detail:
North 4 feet at 11 seconds, south southeast 3 feet at 4 seconds
and south 3 feet at 12 seconds. Isolated heavy showers and
thunderstorms.
.SATURDAY...South winds 10 to 15 knots. Seas 4 to 6 feet. Wave
Detail: North 5 feet at 11 seconds, south southeast 3 feet at
4 seconds and south 3 feet at 12 seconds. Isolated heavy showers
and thunderstorms.
.SATURDAY NIGHT...South southwest winds 10 to 15 knots, becoming
7 to 10 knots after midnight. Seas 4 to 6 feet. Wave Detail:
North 5 feet at 10 seconds, south 3 feet at 4 seconds and south
3 feet at 12 seconds. Scattered heavy showers with isolated
thunderstorms.
.SUNDAY...South winds 7 to 10 knots. Seas 3 to 5 feet. Wave
Detail: North northeast 3 feet at 10 seconds, south southwest
3 feet at 11 seconds and northwest 3 feet at 14 seconds. Heavy
showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots. Seas 4 to
5 feet. Wave Detail: North northeast 3 feet at 9 seconds and
northwest 3 feet at 14 seconds. Showers likely.
.MONDAY...Winds variable less than 10 knots, becoming northeast
to 10 knots in the afternoon. Seas 4 to 6 feet, building to 5 to
8 feet in the afternoon. Wave Detail: North 6 feet at 13 seconds
and north northwest 3 feet at 5 seconds. Showers likely.
.MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 6 to 9 feet.
Wave Detail: North 7 feet at 12 seconds and north 3 feet at
5 seconds. Showers likely, mainly in the evening.
.TUESDAY...Northeast winds 15 to 20 knots. Seas 6 to 9 feet. Wave
Detail: North 9 feet at 12 seconds and north 4 feet at 5 seconds.
Scattered showers.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 6 to 8 feet.
Wave Detail: North northeast 8 feet at 11 seconds and north
northeast 3 feet at 5 seconds. Scattered showers.
Winds and seas higher in and near tstms.
$$
PHZ123-211400-
Big Island Leeward Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South winds 15 to 20 knots west of the Big Island...
South southeast 15 to 20 knots near South Point. Seas 3 to
5 feet. Wave Detail: West southwest 3 feet at 4 seconds.
Scattered heavy showers with isolated thunderstorms.
.SATURDAY...West of the Big Island, south winds 15 to 20 knots.
Near Kawaihae, west winds 10 to 15 knots, becoming 7 to 10 knots
in the afternoon. Seas 4 to 5 feet. Wave Detail: West southwest
3 feet at 4 seconds. Heavy showers likely with isolated
thunderstorms.
.SATURDAY NIGHT...South winds to 10 knots, veering to north
northwest 7 to 10 knots after midnight. Seas 3 to 5 feet. Wave
Detail: West southwest 3 feet at 4 seconds and south southwest
3 feet at 18 seconds. Heavy showers likely with isolated
thunderstorms.
.SUNDAY...South southeast winds 7 to 10 knots. Seas 3 to 5 feet.
Wave Detail: West northwest 3 feet at 4 seconds and west
northwest 3 feet at 14 seconds. Heavy showers with isolated
thunderstorms.
.SUNDAY NIGHT...West of the Big Island, south winds 7 to
10 knots. Near South Point, south southwest winds 7 to 10 knots
in the evening, becoming variable less than 10 knots. Seas 3 to
4 feet. Showers likely.
.MONDAY...Winds variable less than 10 knots west of the Big
Island...East 10 to 15 knots near South Point. Seas 3 to 5 feet.
Wave Detail: North northwest 3 feet at 5 seconds. Showers likely,
mainly in the morning.
.MONDAY NIGHT...West of the Big Island, north northwest winds
7 to 10 knots in the evening, becoming variable less than
10 knots. Near South Point, east northeast winds to 15 knots.
Seas 3 to 5 feet. Wave Detail: North 4 feet at 6 seconds.
Scattered showers in the evening. Isolated showers after
midnight.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...East northeast 10 to 15 knots near South Point. Seas
3 to 5 feet. Wave Detail: North northeast 4 feet at 6 seconds and
north northeast 4 feet at 12 seconds. Isolated showers in the
morning. Isolated showers through the day.
.WEDNESDAY...West of the Big Island, north northeast winds 7 to
10 knots in the morning, becoming variable less than 10 knots,
then becoming east southeast 7 to 10 knots in the evening,
becoming variable less than 10 knots. Near South Point, east
northeast winds 7 to 10 knots. Seas 3 to 5 feet. Wave Detail:
North northeast 4 feet at 5 seconds and north northeast 4 feet at
11 seconds.
Winds and seas higher in and near tstms.
$$
PHZ124-211400-
Big Island Southeast Waters-
309 PM HST Fri Mar 20 2026
.TONIGHT...South southeast winds 7 to 10 knots. Seas 3 to 4 feet.
Wave Detail: South 3 feet at 12 seconds. Isolated heavy showers
and thunderstorms.
.SATURDAY...South southeast winds 7 to 10 knots. Seas 3 to
4 feet. Wave Detail: South 3 feet at 12 seconds. Isolated heavy
showers and thunderstorms.
.SATURDAY NIGHT...South southeast winds 7 to 10 knots. Seas 4 to
5 feet. Wave Detail: Northwest 3 feet at 14 seconds and south
southwest 3 feet at 18 seconds. Scattered heavy showers with
isolated thunderstorms.
.SUNDAY...Winds variable less than 10 knots, becoming south
southeast 7 to 10 knots in the afternoon. Seas 3 to 5 feet. Wave
Detail: Northwest 3 feet at 14 seconds and south southwest 3 feet
at 17 seconds. Heavy showers with isolated thunderstorms.
.SUNDAY NIGHT...South southwest winds 7 to 10 knots in the
evening, becoming variable less than 10 knots. Seas 3 to 4 feet.
Showers likely.
.MONDAY...East northeast winds to 10 knots. Seas 3 to 4 feet.
Showers likely, mainly in the morning.
.MONDAY NIGHT...Northeast winds to 15 knots. Seas 3 to 5 feet.
Wave Detail: North northeast 3 feet at 4 seconds. Scattered
showers.
.TUESDAY...Northeast winds to 20 knots. Seas 3 to 5 feet. Wave
Detail: Northeast 4 feet at 4 seconds and northeast 4 feet at
11 seconds. Isolated showers.
.WEDNESDAY...Northeast winds to 20 knots, becoming 15 to
20 knots. Seas 4 to 6 feet. Wave Detail: Northeast 4 feet at
5 seconds and northeast 4 feet at 11 seconds. Scattered showers
in the morning. Isolated showers.
Winds and seas higher in and near tstms.
$$