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Arlington, VA Coastal Forecast

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Coastal Waters Forecast
National Weather Service Baltimore MD/Washington DC
658 AM EST Sun Feb 15 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.

ANZ500-152100-
658 AM EST Sun Feb 15 2026

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

Low pressure will pass south of the waters today through Monday,
before high pressure briefly returns through mid next week.
Additional Small Craft Advisories may be needed during the middle to
late part of the work week.

$$

ANZ535-152100-
Tidal Potomac from Key Bridge to Indian Head-
658 AM EST Sun Feb 15 2026

.TODAY...SE winds around 5 kt. Waves 1 ft or less. A chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft. Rain. Patchy fog. Vsby
1 NM or less.
.MON...N winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...S winds around 5 kt. Waves 1 ft.
.TUE...SW winds around 5 kt. Waves 1 ft.
.TUE NIGHT...SE winds around 5 kt. Waves 1 ft.
.WED...S winds 5 to 10 kt...becoming W after midnight. Waves 1 ft.
.THU...W winds 5 kt...becoming N in the afternoon, then becoming E.
Waves 1 ft. A chance of rain after midnight.

$$

ANZ536-152100-
Tidal Potomac from Indian Head to Cobb Island-
658 AM EST Sun Feb 15 2026

.TODAY...SE winds 5 kt. Waves less than 1 ft. A chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
Rain. Patchy fog. Vsby 1 NM or less.
.MON...N winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 kt
late. Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...SW winds around 5 kt. Waves 1 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 10 to 15 kt...becoming SW. Waves 1 ft.
.THU...S winds 5 to 10 kt...becoming E. Waves 1 ft. A chance of rain
after midnight.

$$

ANZ537-152100-
Tidal Potomac from Cobb Island to Smith Point-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...S winds 5 kt. Waves less than 1 ft. A chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...E winds 10 to 15 kt...becoming N with gusts to 20 kt
late. Waves 1 to 2 ft. Rain. Areas of dense fog. Vsby 1 NM or less.
.MON...N winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds 5 kt. Waves flat.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 10 to 15 kt...becoming SW 15 to 20 kt. Waves 1 to
2 ft.
.THU...W winds 5 to 10 kt...becoming E. Waves 1 ft. A chance of rain
after midnight.

$$

ANZ530-152100-
Chesapeake Bay north of Pooles Island-
658 AM EST Sun Feb 15 2026

.TODAY...E winds around 5 kt. Waves 1 ft or less. Rain this
afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft. Rain with a chance of
snow. Patchy fog. Vsby 1 to 3 NM.
.MON...NE winds 5 to 10 kt. Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves 1 ft.
.TUE NIGHT...SE winds around 5 kt. Waves flat.
.WED...SE winds 5 to 10 kt...becoming SW. Waves 1 ft. A chance of
rain through the night.
.THU...NE winds 5 kt...becoming E after midnight. Waves 1 ft. A
chance of rain after midnight.

$$

ANZ531-152100-
Chesapeake Bay from Pooles Island to Sandy Point-
658 AM EST Sun Feb 15 2026

.TODAY...E winds around 5 kt. Waves flat. Rain this afternoon with
vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. Rain. Patchy
fog. Vsby 1 NM or less.
.MON...N winds 5 to 10 kt. Gusts up to 20 kt until late afternoon.
Waves 1 to 2 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves flat.
.TUE NIGHT...SE winds around 5 kt. Waves flat.
.WED...SE winds 5 to 10 kt...becoming SW. Waves 1 ft. A chance of
rain through the night.
.THU...W winds 5 to 10 kt...becoming E. Waves 1 ft. A chance of rain
after midnight.

$$

ANZ538-152100-
Patapsco River including Baltimore Harbor-
658 AM EST Sun Feb 15 2026

.TODAY...E winds around 5 kt. Waves flat. A slight chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds around 5 kt. Waves 1 ft or less. Rain. Patchy
fog. Vsby 1 to 3 NM.
.MON...N winds around 5 kt. Waves 1 ft.
.MON NIGHT...Light winds. Waves flat.
.TUE...SW winds around 5 kt. Waves flat.
.TUE NIGHT...Light winds. Waves flat.
.WED...SE winds 5 to 10 kt...becoming SW. Waves 1 ft or less. A
chance of rain in the afternoon.
.THU...NE winds 5 kt. Waves less than 1 ft. A chance of rain after
midnight.

$$

ANZ539-152100-
Chester River to Queenstown MD-
658 AM EST Sun Feb 15 2026

.TODAY...E winds around 5 kt. Waves flat. A slight chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt. Waves 1 ft or less. Rain. Patchy
fog. Vsby 1 to 3 NM.
.MON...N winds 5 to 10 kt. Gusts up to 20 kt until late afternoon.
Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...SW winds around 5 kt. Waves flat.
.TUE NIGHT...SE winds around 5 kt. Waves flat.
.WED...S winds 5 to 10 kt...becoming W after midnight. Waves 1 ft. A
chance of rain through the night.
.THU...W winds 5 to 10 kt...becoming NE. Waves 1 ft. A chance of
rain after midnight.

$$

ANZ532-152100-
Chesapeake Bay from Sandy Point to North Beach-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...E winds 5 kt. Waves flat. A slight chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves flat...
building to 2 ft after midnight. Rain. Areas of fog. Vsby 1 NM or
less.
.MON...N winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 kt
late. Waves 2 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds 5 kt. Waves flat.
.TUE NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.WED...S winds 10 to 15 kt...becoming SW. Waves 1 to 2 ft. A chance
of rain in the afternoon.
.THU...W winds 5 to 10 kt...becoming E. Waves 1 ft. A chance of rain
after midnight.

$$

ANZ540-152100-
Eastern Bay-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...SE winds 5 kt. Waves flat. A slight chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt. Gusts up to 20 kt late. Waves 1 ft
or less. Rain. Patchy fog. Vsby 1 NM or less.
.MON...N winds 5 to 10 kt. Gusts up to 20 kt until late afternoon.
Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves flat.
.TUE...S winds around 5 kt. Waves flat.
.TUE NIGHT...SE winds around 5 kt. Waves flat.
.WED...S winds 10 to 15 kt...becoming W 5 to 10 kt after midnight.
Waves 1 to 2 ft. A chance of rain through the night.
.THU...W winds 5 to 10 kt...becoming NE in the afternoon and
evening, then becoming E after midnight. Waves 1 ft. A chance of
rain after midnight.

$$

ANZ533-152100-
Chesapeake Bay from North Beach to Drum Point-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...SE winds 5 kt. Waves flat. A slight chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to
2 ft. Rain. Areas of dense fog. Vsby 1 NM or less.
.MON...N winds 10 to 15 kt with gusts to 25 kt. Waves 2 to 3 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds 5 kt. Waves flat.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 10 to 15 kt...becoming SW 15 to 20 kt. Waves 1 to
2 ft.
.THU...W winds 5 to 10 kt...becoming NE in the afternoon and
evening, then becoming E after midnight. Waves 1 ft. A chance of
rain after midnight.

$$

ANZ541-152100-
Choptank River to Cambridge MD and the Little Choptank River-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...SE winds 5 kt. Waves flat. A slight chance of rain this
morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves flat...
building to 2 ft after midnight. Rain. Areas of fog. Vsby 1 NM or
less.
.MON...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds around 5 kt. Waves flat.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 10 to 15 kt...becoming SW. Waves 1 to 2 ft.
.THU...W winds 5 to 10 kt...becoming NE in the afternoon and
evening, then becoming E after midnight. Waves 1 ft. A chance of
rain after midnight.

$$

ANZ542-152100-
Patuxent River to Broomes Island MD-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...S winds 5 kt. Waves less than 1 ft. A slight chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...NE winds 5 to 10 kt...becoming N 10 to 15 kt with gusts
to 20 kt late. Waves 1 ft. Rain. Areas of dense fog. Vsby 1 NM or
less.
.MON...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft.
.TUE...S winds around 5 kt. Waves 1 ft.
.TUE NIGHT...SE winds around 5 kt. Waves 1 ft.
.WED...S winds 10 to 15 kt...becoming W. Waves 1 ft.
.THU...W winds 5 to 10 kt...becoming NE in the afternoon and
evening, then becoming E after midnight. Waves 1 ft. A chance of
rain after midnight.

$$

ANZ534-152100-
Chesapeake Bay from Drum Point to Smith Point-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...S winds 5 kt. Waves less than 1 ft. A slight chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...E winds 10 to 15 kt...becoming N with gusts to 20 kt
late. Waves 1 to 2 ft. Rain. Areas of dense fog. Vsby 1 NM or less.
.MON...N winds 10 to 15 kt with gusts to 25 kt. Waves 3 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft.
.WED...S winds 10 to 15 kt...becoming SW. Waves 2 ft.
.THU...W winds 5 to 10 kt...becoming SE. Waves 1 to 2 ft. A chance
of rain through the night.

$$

ANZ543-152100-
Tangier Sound and the inland waters surrounding Bloodsworth Island-
658 AM EST Sun Feb 15 2026

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY
AFTERNOON...

.TODAY...S winds 5 kt. Waves less than 1 ft. A slight chance of rain
this morning, then rain this afternoon with vsby 1 to 3 NM.
.TONIGHT...E winds 5 to 10 kt...becoming N 10 to 15 kt with gusts to
20 kt late. Waves 1 to 2 ft. Rain. Areas of dense fog. Vsby 1 NM or
less.
.MON...N winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft.
.MON NIGHT...SE winds around 5 kt. Waves 1 ft or less.
.TUE...S winds 5 kt. Waves less than 1 ft.
.TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft or less.
.WED...S winds 10 to 15 kt...becoming SW. Waves 1 to 2 ft.
.THU...SW winds 5 to 10 kt...becoming E. Waves 1 ft. A chance of
rain after midnight.

$$



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