Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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470 FZUS51 KLWX 220615 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 214 AM EDT Sun Sep 22 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. ANZ500-222000- 214 AM EDT Sun Sep 22 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A frontal system stalls in the area through Sunday. A strong front and area of low pressure over the Great Lakes and Upper Midwest will approach the area during the early or middle part of next week. Small Craft Advisories may be needed for portions of the waters through Sunday night. $$ ANZ535-222000- Tidal Potomac from Key Bridge to Indian Head- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. Showers and scattered tstms. Patchy fog. .SUN...E winds 5 kt. Waves less than 1 ft. Scattered showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. .MON...SE winds around 5 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...E winds 5 kt. Waves less than 1 ft. Showers likely. .TUE NIGHT...SE winds 5 kt. Waves less than 1 ft. Showers likely. .WED...SE winds 5 kt. Waves less than 1 ft. Showers likely, mainly in the morning. .THU...NW winds 5 to 10 kt...becoming NE. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-222000- Tidal Potomac from Indian Head to Cobb Island- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. Patchy fog. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. .MON...SE winds around 5 kt. Waves 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 kt. Waves less than 1 ft. Showers likely. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Showers likely. .WED...SE winds 5 kt. Waves less than 1 ft. Showers likely, mainly in the morning. .THU...SW winds 5 kt...becoming NW in the afternoon, then becoming E. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-222000- Tidal Potomac from Cobb Island to Smith Point- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 to 2 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-222000- Chesapeake Bay north of Pooles Island- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of 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. A chance of showers. .THU...E winds 5 to 10 kt...becoming NW in the afternoon, then becoming NE. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-222000- Chesapeake Bay from Pooles Island to Sandy Point- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers. .WED...SE winds 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-222000- Patapsco River including Baltimore Harbor- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Showers likely. .WED...SE winds 5 to 10 kt. Waves 1 ft. Showers likely, mainly in the morning. .THU...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-222000- Chester River to Queenstown MD- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Showers and scattered tstms. Patchy fog. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 5 to 10 kt...becoming SW in the afternoon, then becoming E. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-222000- Chesapeake Bay from Sandy Point to North Beach- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 to 15 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...SE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 1 to 2 ft. A chance of showers. .THU...SE winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-222000- Eastern Bay- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 10 kt...becoming W in the afternoon, then becoming E. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-222000- Chesapeake Bay from North Beach to Drum Point- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 15 kt. Waves 1 ft. Numerous showers and scattered tstms. Vsby 1 to 3 NM. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...SE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-222000- Choptank River to Cambridge MD and the Little Choptank River- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the day. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-222000- Patuxent River to Broomes Island MD- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. Showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of 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. .THU...SE winds 5 to 10 kt...becoming NE after midnight. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-222000- Chesapeake Bay from Drum Point to Smith Point- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 10 to 15 kt...diminishing to 5 kt late. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 2 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE NIGHT...SE winds 10 kt. Waves 1 to 2 ft. A chance of showers. .WED...SE winds 10 kt. Waves 1 ft. A chance of showers. .THU...SE winds 10 kt. Waves 1 to 2 ft. A chance of showers through the day. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-222000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 214 AM EDT Sun Sep 22 2024 .OVERNIGHT...SE winds 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 5 to 10 kt. Waves 1 ft. .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. A chance of showers. .THU...SE winds 10 kt. Waves 1 ft. A chance of showers in the morning. Winds and waves higher and visibilities lower in and near tstms. $$