Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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320 FZUS51 KLWX 161458 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 958 AM EST Sun Nov 16 2025 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. ANZ500-162100- 958 AM EST Sun Nov 16 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A secondary cold front will track across the region through tonight. A wave of low pressure may approach Tuesday into Wednesday. Small Craft Advisories may need to be extended into Monday night. $$ ANZ535-162100- Tidal Potomac from Key Bridge to Indian Head- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 20 to 25 kt with gusts to 40 kt. Waves 2 ft. .TONIGHT...W winds 10 to 15 kt. Gusts up to 30 kt... diminishing to 20 kt after midnight. Waves 1 to 2 ft. .MON...W winds 10 to 15 kt. Gusts up to 25 kt... increasing to 30 kt in the afternoon. Waves 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...W winds around 5 kt. Waves 1 ft. .TUE NIGHT...SE winds around 5 kt. Waves 1 ft. Rain likely. .WED...E winds around 5 kt. Waves 1 ft. A chance of rain after midnight. .THU...SE winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ536-162100- Tidal Potomac from Indian Head to Cobb Island- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 20 to 25 kt with gusts to 40 kt. Waves 3 ft. .TONIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft. .MON...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...SW winds around 5 kt. Waves 1 ft. .TUE NIGHT...SE winds around 5 kt. Waves 1 ft. Rain likely. .WED...E winds around 5 kt. Waves 1 ft. A chance of rain after midnight. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ537-162100- Tidal Potomac from Cobb Island to Smith Point- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 35 kt. Waves 4 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. .MON...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .MON NIGHT...NW winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...SW winds 5 to 10 kt...becoming NE. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ530-162100- Chesapeake Bay north of Pooles Island- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 2 to 3 ft. .TONIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 2 to 3 ft. .MON...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. .MON NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds around 5 kt. Waves flat. Rain likely. .WED...E winds around 5 kt. Waves flat. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain through the night. $$ ANZ531-162100- Chesapeake Bay from Pooles Island to Sandy Point- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 45 kt. Waves 4 ft. .TONIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .MON...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .MON NIGHT...NW winds 15 to 20 kt. Waves 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. Rain likely. .WED...E winds 5 to 10 kt. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ538-162100- Patapsco River including Baltimore Harbor- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 3 ft. .TONIGHT...W winds 15 to 20 kt. Gusts up to 35 kt... diminishing to 25 kt late. Waves 2 ft. .MON...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .TUE...W winds 5 kt. Waves less than 1 ft. .TUE NIGHT...S winds around 5 kt. Waves flat. Rain likely. .WED...E winds around 5 kt. Waves flat. .THU...E winds around 5 kt. Waves 1 ft or less. A chance of rain through the night. $$ ANZ539-162100- Chester River to Queenstown MD- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 20 to 25 kt with gusts to 40 kt. Waves 4 ft. .TONIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .MON...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. Rain likely. .WED...E winds around 5 kt. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ532-162100- Chesapeake Bay from Sandy Point to North Beach- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 4 ft. .TONIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .MON...W winds 20 to 25 kt. Waves 3 ft. .MON NIGHT...NW winds 15 to 20 kt. Waves 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ540-162100- Eastern Bay- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 3 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 2 to 3 ft. .MON...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .MON NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. Rain likely. .WED...E winds 5 to 10 kt. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ533-162100- Chesapeake Bay from North Beach to Drum Point- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 4 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .MON...NW winds 20 to 25 kt. Waves 3 ft. .MON NIGHT...NW winds 15 to 20 kt. Waves 2 to 3 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...SE winds 5 to 10 kt...becoming NE. Waves 1 ft or less. A chance of rain after midnight. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ541-162100- Choptank River to Cambridge MD and the Little Choptank River- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 40 kt. Waves 3 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .MON...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .MON NIGHT...NW winds 15 to 20 kt. Waves 2 ft. .TUE...W winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...SE winds 5 to 10 kt...becoming NE. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft or less. A chance of rain after midnight. $$ ANZ542-162100- Patuxent River to Broomes Island MD- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT UNTIL 6 PM EST THIS EVENING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 6 PM EST THIS EVENING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 20 to 25 kt with gusts to 35 kt. Waves 2 ft. .TONIGHT...NW winds 15 to 20 kt with gusts to 30 kt. Waves 1 to 2 ft. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...W winds 5 kt. Waves less than 1 ft. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. Rain likely. .WED...E winds around 5 kt. Waves 1 ft. A chance of rain after midnight. .THU...E winds 5 to 10 kt. Waves 1 ft. A chance of rain after midnight. $$ ANZ534-162100- Chesapeake Bay from Drum Point to Smith Point- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 35 kt. Waves 4 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 5 ft. .MON...NW winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. .MON NIGHT...NW winds 15 to 20 kt. Waves 3 ft. .TUE...W winds 5 to 10 kt. Waves 1 to 2 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...S winds 5 to 10 kt...becoming NE. Waves 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ543-162100- Tangier Sound and the inland waters surrounding Bloodsworth Island- 958 AM EST Sun Nov 16 2025 ...GALE WARNING IN EFFECT THROUGH LATE TONIGHT... ...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... .REST OF TODAY...NW winds 25 kt with gusts to 35 kt. Waves 3 ft. .TONIGHT...NW winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .MON...NW winds 20 to 25 kt with gusts to 30 kt. Waves 2 ft. .MON NIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 to 10 kt in the afternoon. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. Rain likely. .WED...S winds 5 to 10 kt...becoming N in the afternoon and evening, then becoming E after midnight. Waves 1 ft or less. .THU...E winds 5 to 10 kt. Waves 1 ft or less. $$