Coastal Waters Forecast
Issued by NWS Sterling, VA

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584 FZUS51 KLWX 231523 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 1123 AM EDT Mon Sep 23 2024 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. ANZ500-232000- 1123 AM EDT Mon Sep 23 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A strong slow moving front and area of low pressure over the Great Lakes and Upper Midwest will approach the area today before passing through during the middle part of the week. High pressure will build to the north Friday as low pressure approaches from the south this weekend. Small Craft Advisories may be needed in easterly flow at times through Wednesday night. $$ ANZ535-232000- Tidal Potomac from Key Bridge to Indian Head- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 kt. Waves less than 1 ft. A slight chance of drizzle late this morning, then drizzle this afternoon. .TONIGHT...SE winds 5 kt. Waves less than 1 ft. Scattered showers with patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. Vsby 1 to 3 NM. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 kt. Waves less than 1 ft. Showers likely. .WED NIGHT...SE winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .THU...SE winds around 5 kt. Waves 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-232000- Tidal Potomac from Indian Head to Cobb Island- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .THU...SE winds 5 kt. Waves less than 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-232000- Tidal Potomac from Cobb Island to Smith Point- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...SE winds 5 to 10 kt. Waves 2 ft. Patchy drizzle. .TUE...SE winds 5 to 10 kt. Waves 1 to 2 ft. Scattered showers with patchy drizzle. .TUE NIGHT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 2 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 2 ft. .THU...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ530-232000- Chesapeake Bay north of Pooles Island- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. A chance of drizzle this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE NIGHT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers with patchy drizzle. .WED...SE winds 5 to 10 kt. Waves 1 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 kt. Waves less than 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ531-232000- Chesapeake Bay from Pooles Island to Sandy Point- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 10 kt. Waves 1 ft. A chance of drizzle this afternoon. .TONIGHT...E winds 10 to 15 kt. Waves 1 to 2 ft. Scattered showers with patchy drizzle. .TUE...E winds 10 kt. Waves 1 ft. Scattered showers. .TUE NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 2 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt. Waves 2 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers in the morning. .FRI...E winds 10 to 15 kt. Waves 1 ft. $$ ANZ538-232000- Patapsco River including Baltimore Harbor- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. A slight chance of drizzle late this morning, then drizzle and scattered showers this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 kt. Waves less than 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ539-232000- Chester River to Queenstown MD- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 kt. Waves less than 1 ft. A chance of drizzle this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers with patchy drizzle. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 kt. Waves less than 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ532-232000- Chesapeake Bay from Sandy Point to North Beach- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...SE winds 10 to 15 kt. Waves 2 ft. Scattered showers with patchy drizzle. .TUE...E winds 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers with patchy drizzle. .WED...SE winds 10 kt. Waves 2 ft. Showers likely. .WED NIGHT...SE winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ540-232000- Eastern Bay- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy drizzle this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers with patchy drizzle. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ533-232000- Chesapeake Bay from North Beach to Drum Point- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...SE winds 5 to 10 kt. Waves 2 ft. Patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 to 2 ft. Scattered showers with patchy drizzle. .TUE NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 2 to 3 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 2 to 3 ft. A chance of showers. .THU...SE winds 5 to 10 kt. Waves 1 to 2 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ541-232000- Choptank River to Cambridge MD and the Little Choptank River- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 kt. Waves less than 1 ft. Patchy drizzle this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Patchy drizzle. .TUE NIGHT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. A chance of showers in the morning. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ542-232000- Patuxent River to Broomes Island MD- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Scattered showers with patchy drizzle. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .THU...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ534-232000- Chesapeake Bay from Drum Point to Smith Point- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...SE winds 5 to 10 kt. Waves 1 ft. Patchy drizzle this afternoon. .TONIGHT...E winds 10 to 15 kt. Waves 2 ft. Patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 to 2 ft. Patchy drizzle. .TUE NIGHT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 2 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 2 to 3 ft. .THU...SE winds 5 to 10 kt. Waves 1 to 2 ft. .FRI...E winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ543-232000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1123 AM EDT Mon Sep 23 2024 .REST OF TODAY...E winds 5 to 10 kt. Waves 1 ft or less. Patchy drizzle this afternoon. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy drizzle. .TUE...E winds 5 to 10 kt. Waves 1 ft. Patchy drizzle. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .THU...S winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. $$