Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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036 FZUS51 KLWX 012033 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 433 PM EDT Sat Nov 1 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. ANZ500-020800- 433 PM EDT Sat Nov 1 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... High pressure will build over the area through Sunday. An area of low pressure will slide by to the south early next week, then high pressure will return by the middle of the week. A stronger cold front will be approaching the region by the end of next week. Small Craft Advisories will likely be needed Monday night into Tuesday, and Wednesday afternoon through Thursday. $$ ANZ535-020800- Tidal Potomac from Key Bridge to Indian Head- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 10 kt. Waves 1 ft. .TONIGHT...W winds around 5 kt. Waves 1 ft or less. .SUN...E winds around 5 kt. Waves 1 ft or less. .SUN NIGHT...E winds around 5 kt. Waves 1 ft or less. .MON...N winds around 5 kt. Waves 1 ft. .MON NIGHT...W winds 5 to 10 kt. Waves 1 ft. .TUE...NW winds 5 to 10 kt. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. $$ ANZ536-020800- Tidal Potomac from Indian Head to Cobb Island- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves less than 1 ft. .TONIGHT...W winds around 5 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves 1 ft or less. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. A chance of rain. .MON...N winds around 5 kt. Waves 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NW winds 5 to 10 kt. Waves 1 ft. .WED...SW winds 5 to 10 kt...becoming NW 10 to 15 kt after midnight. Waves 1 ft. $$ ANZ537-020800- Tidal Potomac from Cobb Island to Smith Point- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves less than 1 ft. .TONIGHT...SW winds around 5 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. A chance of rain. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. $$ ANZ530-020800- Chesapeake Bay north of Pooles Island- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 10 kt. Waves 1 ft. .TONIGHT...NW winds around 5 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...SE winds around 5 kt. Waves flat. .MON...S winds around 5 kt. Waves 1 ft or less. .MON NIGHT...W winds 10 to 15 kt. Waves 1 ft. .TUE...NW winds 5 to 10 kt. Waves 1 ft or less. .WED...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 ft. $$ ANZ531-020800- Chesapeake Bay from Pooles Island to Sandy Point- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 10 kt. Waves 2 ft. .TONIGHT...NW winds 5 to 10 kt...becoming NE late. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...E winds around 5 kt. Waves flat. .MON...S winds around 5 kt. Waves 1 ft or less. .MON NIGHT...W winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 kt after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. $$ ANZ538-020800- Patapsco River including Baltimore Harbor- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 15 kt. Waves 1 ft. .TONIGHT...NW winds around 5 kt. Waves 1 ft or less. .SUN...E winds around 5 kt. Waves flat. .SUN NIGHT...E winds around 5 kt. Waves flat. .MON...S winds around 5 kt. Waves flat. .MON NIGHT...W winds 5 to 10 kt. Waves 1 ft. .TUE...NW winds 5 to 10 kt. Waves 1 ft or less. .WED...SW winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ539-020800- Chester River to Queenstown MD- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 10 kt. Waves 2 ft. .TONIGHT...NW winds around 5 kt. Waves 1 ft or less. .SUN...N winds around 5 kt. Waves flat. .SUN NIGHT...E winds around 5 kt. Waves flat. .MON...S winds 5 kt. Waves flat. .MON NIGHT...W winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...NW winds 5 to 10 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ532-020800- Chesapeake Bay from Sandy Point to North Beach- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...NW winds 10 kt. Waves 1 ft. .TONIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...E winds 5 kt. Waves flat. .MON...NE winds 5 kt. Waves less than 1 ft. .MON NIGHT...W winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 kt after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW 15 to 20 kt after midnight. Waves 1 to 2 ft. $$ ANZ540-020800- Eastern Bay- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 10 kt. Waves 1 ft. .TONIGHT...NW winds around 5 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...E winds around 5 kt. Waves flat. .MON...NE winds 5 kt. Waves flat. .MON NIGHT...W winds 10 to 15 kt. Waves 1 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. $$ ANZ533-020800- Chesapeake Bay from North Beach to Drum Point- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 10 kt. Waves 1 ft. .TONIGHT...W winds 5 kt. Waves less than 1 ft. .SUN...NE winds 5 kt. Waves flat. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. A chance of rain. .MON...NE winds 5 kt. Waves less than 1 ft. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 to 10 kt after midnight. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt...becoming NW after midnight. Waves 1 to 2 ft. $$ ANZ541-020800- Choptank River to Cambridge MD and the Little Choptank River- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves less than 1 ft. .TONIGHT...W winds around 5 kt. Waves 1 ft or less. .SUN...NE winds around 5 kt. Waves flat. .SUN NIGHT...E winds around 5 kt. Waves flat. A chance of rain. .MON...NE winds 5 kt. Waves less than 1 ft. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt after midnight. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming W 5 kt after midnight. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt...becoming NW 15 to 20 kt after midnight. Waves 1 to 2 ft. $$ ANZ542-020800- Patuxent River to Broomes Island MD- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...SW winds 10 kt. Waves 1 ft. .TONIGHT...W winds around 5 kt. Waves 1 ft. .SUN...NE winds around 5 kt. Waves 1 ft. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. A chance of rain. .MON...NE winds 5 kt. Waves less than 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NW winds 5 to 10 kt. Waves 1 ft. .WED...SW winds 5 to 10 kt. Waves 1 ft. $$ ANZ534-020800- Chesapeake Bay from Drum Point to Smith Point- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 10 kt. Waves 1 ft. .TONIGHT...W winds 5 kt. Waves less than 1 ft. .SUN...NE winds 5 kt. Waves flat. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of rain. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of rain. .MON NIGHT...N winds 5 to 10 kt...becoming NW 15 to 20 kt after midnight. Waves 1 ft...building to 3 ft after midnight. .TUE...NW winds 15 to 20 kt...diminishing to 5 to 10 kt. Waves 2 to 3 ft...subsiding to 1 ft. .WED...SW winds 15 to 20 kt...becoming NW after midnight. Waves 1 to 2 ft...building to 3 ft after midnight. $$ ANZ543-020800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 433 PM EDT Sat Nov 1 2025 .REST OF THIS AFTERNOON...W winds 10 kt. Waves 1 ft. .TONIGHT...W winds 5 to 10 kt. Waves 1 ft or less. .SUN...E winds 5 kt. Waves flat. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of rain. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of rain. .MON NIGHT...N winds 5 to 10 kt...becoming NW 15 to 20 kt after midnight. Waves 1 to 2 ft. .TUE...NW winds 15 to 20 kt...diminishing to 5 to 10 kt. Waves 1 to 2 ft. .WED...SW winds 15 to 20 kt...becoming NW after midnight. Waves 1 to 2 ft. $$