Your Ultimate Boating Resource

HomeForecastsDistrict of Columbia ForecastsArlington, VA Coastal Forecast

Arlington, VA Coastal Forecast

FZUS51 KLWX 011500
CWFLWX

Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
1059 AM EDT Wed Apr 1 2026

Tidal Potomac River and Maryland portion of Chesapeake Bay.

Forecasts of wave heights do not include effects of wind direction
relative to tidal currents. Expect higher waves when winds are
blowing against the tidal flow. Waves flat where waters are iced over.

ANZ500-012000-
1059 AM EDT Wed Apr 1 2026

.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...

A cold front slowly approaching from the Great Lakes and Northeast
will drop southward into the Mid-Atlantic tonight and stall. The
front will waver over the area Thursday, then lift back northward
Friday into Saturday. A stronger front will push across the area
Sunday. Small Craft Advisories may be needed Thursday afternoon and
night, Friday afternoon and evening, and Saturday afternoon through
Monday morning.

$$

ANZ535-012000-
Tidal Potomac from Key Bridge to Indian Head-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 kt. Waves 1 ft. Scattered showers and
tstms this afternoon.
.TONIGHT...SE winds around 5 kt. Waves 1 ft. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog. Vsby 1 to 3 NM.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 10 to 15 kt. Waves 1 ft. A chance of showers after
midnight.
.SUN...SW winds 10 to 15 kt...becoming NW. Waves 1 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ536-012000-
Tidal Potomac from Indian Head to Cobb Island-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 kt. Waves 1 ft. Scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.FRI...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft. A chance of showers
after midnight.
.SUN...SW winds 15 to 20 kt...becoming NW 10 to 15 kt. Waves 1 to
2 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ537-012000-
Tidal Potomac from Cobb Island to Smith Point-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 to 15 kt. Waves 1 to 2 ft. Isolated
showers this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog. Vsby 1 NM or less.
.THU NIGHT...SE winds 10 kt. Waves 1 ft.
.FRI...S winds 10 kt. Waves 1 ft.
.FRI NIGHT...S winds 10 kt. Waves 1 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft.
.SUN...SW winds 15 to 20 kt...becoming NW. Waves 2 ft. A chance of
showers in the morning, then showers likely through the night. A
chance of showers after midnight.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ530-012000-
Chesapeake Bay north of Pooles Island-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 ft. Scattered showers
and tstms this afternoon.
.TONIGHT...E winds around 5 kt. Waves flat. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 ft.
.FRI...S winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 ft.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 15 to 20 kt. Waves 1 ft. A chance of showers after
midnight.
.SUN...SW winds 15 to 20 kt...becoming NW 10 to 15 kt. Waves 1 to
2 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ531-012000-
Chesapeake Bay from Pooles Island to Sandy Point-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 to 2 ft. Scattered
showers and tstms this afternoon.
.TONIGHT...E winds 5 kt. Waves less than 1 ft. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 10 to 15 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft...building to 3 ft after
midnight. A chance of showers after midnight.
.SUN...SW winds 15 to 20 kt...becoming NW. Waves 2 to 3 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ538-012000-
Patapsco River including Baltimore Harbor-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 5 to 10 kt. Waves 1 ft. Scattered showers
and tstms this afternoon.
.TONIGHT...E winds 5 kt. Waves flat. Showers and scattered tstms.
Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...E winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 10 to 15 kt. Waves 1 ft or less. A chance of showers
after midnight.
.SUN...SW winds 10 to 15 kt...becoming NW. Waves 1 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ539-012000-
Chester River to Queenstown MD-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 kt. Waves 1 ft. Scattered showers and
tstms this afternoon.
.TONIGHT...E winds 5 kt. Waves less than 1 ft. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft. A chance of showers
after midnight.
.SUN...SW winds 15 to 20 kt...becoming NW 10 to 15 kt. Waves 2 ft.
Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ532-012000-
Chesapeake Bay from Sandy Point to North Beach-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...S winds 10 kt. Waves 1 to 2 ft. Scattered showers
and tstms this afternoon.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
fog. Vsby 1 NM or less.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft...building to 3 ft after
midnight. A chance of showers after midnight.
.SUN...SW winds 15 to 20 kt...becoming NW. Waves 2 to 3 ft. Showers.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ540-012000-
Eastern Bay-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 kt. Waves 1 to 2 ft. Scattered showers
and tstms this afternoon.
.TONIGHT...SE winds 5 kt. Waves less than 1 ft. Showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 1 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft.
.SUN...SW winds 15 to 20 kt...becoming NW 10 to 15 kt. Waves 2 ft. A
chance of showers in the morning, then showers through the night. A
chance of showers after midnight.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ533-012000-
Chesapeake Bay from North Beach to Drum Point-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 to 15 kt. Waves 1 to 2 ft. Scattered
showers and tstms this afternoon.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Showers and scattered
tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
dense fog. Vsby 1 NM or less.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI...S winds 10 to 15 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft...building to 3 ft after
midnight.
.SUN...SW winds 15 to 20 kt...becoming NW. Waves 2 to 3 ft. A chance
of showers in the morning, then showers in the afternoon. A chance
of showers through the night.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ541-012000-
Choptank River to Cambridge MD and the Little Choptank River-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 to 15 kt. Waves 1 to 2 ft. Scattered
showers and tstms this afternoon.
.TONIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. Showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
dense fog. Vsby 1 NM or less.
.THU NIGHT...E winds 10 to 15 kt. Waves 1 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 1 to 2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft.
.SUN...SW winds 15 to 20 kt...becoming NW. Waves 2 ft. A chance of
showers in the morning, then showers likely through the night. A
chance of showers after midnight.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ542-012000-
Patuxent River to Broomes Island MD-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...SW winds 10 kt. Waves 1 ft. Scattered showers and
tstms this afternoon.
.TONIGHT...S winds 5 kt. Waves less than 1 ft. Numerous showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Patchy
dense fog. Vsby 1 NM or less.
.THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.FRI...S winds 5 to 10 kt. Waves 1 ft.
.FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft.
.SAT...S winds 10 to 15 kt. Waves 1 ft.
.SUN...SW winds 10 to 15 kt...becoming NW 5 to 10 kt. Waves 1 ft. A
chance of showers in the morning, then showers likely through the
night. A chance of showers after midnight.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ534-012000-
Chesapeake Bay from Drum Point to Smith Point-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...S winds 10 to 15 kt. Waves 2 ft.
.TONIGHT...S winds 10 kt. Waves 1 to 2 ft. Numerous showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...SE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers.
Patchy fog. Vsby 1 NM or less.
.THU NIGHT...SE winds 10 to 15 kt...becoming S after midnight. Waves
2 ft.
.FRI...S winds 10 to 15 kt. Waves 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 2 ft.
.SAT...S winds 15 to 20 kt. Waves 2 to 3 ft.
.SUN...SW winds 15 to 20 kt...becoming NW after midnight. Waves 2 to
3 ft. A chance of showers in the morning, then showers likely.

Winds and waves higher and visibilities lower in and near tstms.

$$

ANZ543-012000-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
1059 AM EDT Wed Apr 1 2026

...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY...

.REST OF TODAY...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft.
.TONIGHT...S winds 5 to 10 kt. Waves 1 ft. Numerous showers and
scattered tstms. Patchy fog. Vsby 1 NM or less.
.THU...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 NM or
less.
.THU NIGHT...SE winds 10 to 15 kt...becoming S after midnight. Waves
1 ft.
.FRI...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft.
.FRI NIGHT...S winds 10 to 15 kt. Waves 2 ft.
.SAT...S winds 15 to 20 kt. Waves 1 to 2 ft.
.SUN...SW winds 15 to 20 kt...becoming NW after midnight. Waves
2 ft. A chance of showers in the morning, then showers likely.

Winds and waves higher and visibilities lower in and near tstms.

$$



Don't Miss

Add us on Google to stay connected!
Add Us on Google