Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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642 FZUS51 KLWX 110234 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 934 PM EST Mon Nov 10 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. ANZ500-110900- 934 PM EST Mon Nov 10 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Upper level disturbances will track across the area through Tuesday keeping blustery winds around through Tuesday. Surface high pressure builds well to the south by Tuesday into Wednesday. A progressive frontal system pushes through the waters mid-week before high pressure returns by late in the week. Small Craft Advisories will likely need to be extended into Thursday as a result. $$ ANZ535-110900- Tidal Potomac from Key Bridge to Indian Head- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST TUESDAY... ...GALE WARNING IN EFFECT FROM 6 AM EST TUESDAY THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...W winds 15 kt with gusts to 25 kt. Waves 1 ft. .TUE...W winds 10 to 15 kt...increasing to 20 kt in the late morning and early afternoon, then diminishing to 10 to 15 kt late. Gusts up to 35 kt. Waves 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt with gusts to 30 kt. Waves 1 ft. .WED NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .THU...W winds 10 to 15 kt with gusts to 30 kt. Waves 1 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds around 5 kt. Waves 1 ft. .SAT...NE winds around 5 kt. Waves 1 ft or less. $$ ANZ536-110900- Tidal Potomac from Indian Head to Cobb Island- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EST TUESDAY... ...GALE WARNING IN EFFECT FROM 6 AM EST TUESDAY THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .TUE...W winds 15 to 20 kt. Gusts up to 25 kt... increasing to 35 kt in the late morning and afternoon. Waves 2 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...W winds around 5 kt. Waves 1 ft. .SAT...NE winds around 5 kt. Waves 1 ft. $$ ANZ537-110900- Tidal Potomac from Cobb Island to Smith Point- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 kt with gusts to 30 kt. Waves 3 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU...NW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...W winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ530-110900- Chesapeake Bay north of Pooles Island- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 kt with gusts to 25 kt. Waves 2 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 2 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds around 5 kt. Waves 1 ft. $$ ANZ531-110900- Chesapeake Bay from Pooles Island to Sandy Point- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ538-110900- Patapsco River including Baltimore Harbor- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...W winds 15 kt with gusts to 25 kt. Waves 1 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT...N winds around 5 kt. Waves flat. $$ ANZ539-110900- Chester River to Queenstown MD- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 kt with gusts to 30 kt. Waves 3 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU...NW winds 10 to 15 kt with gusts to 25 kt. Waves 3 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 kt. Waves less than 1 ft. $$ ANZ532-110900- Chesapeake Bay from Sandy Point to North Beach- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .THU NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves 1 to 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ540-110900- Eastern Bay- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 20 kt with gusts to 30 kt. Waves 2 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 3 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming E after midnight. Waves 1 ft or less. $$ ANZ533-110900- Chesapeake Bay from North Beach to Drum Point- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 25 kt with gusts to 30 kt. Waves 3 ft. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED...SW winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves 1 to 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ541-110900- Choptank River to Cambridge MD and the Little Choptank River- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 25 kt with gusts to 30 kt. Waves 2 ft... except around 3 ft near the mouth of the Choptank. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 4 ft. .TUE NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt in the evening. Waves 1 to 2 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ542-110900- Patuxent River to Broomes Island MD- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 15 kt with gusts to 25 kt. Waves 1 ft. .TUE...W winds 15 to 20 kt with gusts to 35 kt. Waves 2 ft. .TUE NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .WED NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .THU NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds 5 kt. Waves less than 1 ft. .SAT...NE winds 5 kt. Waves less than 1 ft. $$ ANZ534-110900- Chesapeake Bay from Drum Point to Smith Point- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 25 kt with gusts to 30 kt. Waves 4 ft. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 5 ft. .TUE NIGHT...SW winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. .WED...SW winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .FRI...NW winds 10 to 15 kt. Waves 1 to 2 ft. .SAT...N winds 5 to 10 kt...becoming SE after midnight. Waves 1 to 2 ft. $$ ANZ543-110900- Tangier Sound and the inland waters surrounding Bloodsworth Island- 934 PM EST Mon Nov 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EST TONIGHT... ...GALE WARNING IN EFFECT THROUGH TUESDAY AFTERNOON... .REST OF TONIGHT...NW winds 25 kt with gusts to 35 kt. Waves 3 ft. .TUE...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. .TUE NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. .WED...SW winds 20 to 25 kt with gusts to 30 kt. Waves 2 to 3 ft. .WED NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. .THU...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI...NW winds 10 to 15 kt. Waves 1 ft. .SAT...N winds 5 to 10 kt...becoming E after midnight. Waves 1 ft. $$