Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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645 FZUS51 KLWX 190637 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 237 AM EDT Sun May 19 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. ANZ500-192000- 237 AM EDT Sun May 19 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Low pressure will gradually progress offshore today before high pressure builds over the waters on Monday and Tuesday. A strong cold front approaches during the middle of the week. This frontal system settles south of the area by the end of the work week. Small Craft Advisories may be needed for portions of the waters Wednesday. $$ ANZ535-192000- Tidal Potomac from Key Bridge to Indian Head- 237 AM EDT Sun May 19 2024 .OVERNIGHT...N winds 5 kt. Waves less than 1 ft. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. .MON...NE winds around 5 kt. Waves 1 ft. .MON NIGHT...SE winds around 5 kt. Waves 1 ft. .TUE...S winds around 5 kt. Waves 1 ft. .TUE NIGHT...S winds around 5 kt. Waves 1 ft. .WED...S winds around 5 kt. Waves 1 ft. .THU...W winds around 5 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-192000- Tidal Potomac from Indian Head to Cobb Island- 237 AM EDT Sun May 19 2024 .OVERNIGHT...N winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. .MON...NE winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds around 5 kt. Waves 1 ft. .TUE...SE winds around 5 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds around 5 kt. Waves 1 ft. .WED...S winds around 5 kt. Waves 1 ft. .THU...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-192000- Tidal Potomac from Cobb Island to Smith Point- 237 AM EDT Sun May 19 2024 .OVERNIGHT...NE winds 5 to 10 kt. Waves 1 to 2 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Waves 1 to 2 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .TUE...SE winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-192000- Chesapeake Bay north of Pooles Island- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 kt. Waves less than 1 ft. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds around 5 kt. Waves 1 ft. .TUE...S winds around 5 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-192000- Chesapeake Bay from Pooles Island to Sandy Point- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 kt. Waves less than 1 ft. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 5 kt. Waves less than 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. .TUE...S winds 5 kt. Waves less than 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-192000- Patapsco River including Baltimore Harbor- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 kt. Waves flat. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 kt. Waves flat. .MON...E winds 5 kt. Waves flat. .MON NIGHT...S winds 5 kt. Waves flat. .TUE...S winds around 5 kt. Waves flat. Patchy fog. .TUE NIGHT...S winds 5 kt. Waves flat. .WED...S winds 5 to 10 kt. Waves 1 ft or less. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft or less. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-192000- Chester River to Queenstown MD- 237 AM EDT Sun May 19 2024 .OVERNIGHT...SE winds around 5 kt. Waves flat. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...N winds 5 kt. Waves less than 1 ft. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...NE winds 5 kt. Waves flat. .MON NIGHT...SE winds 5 kt. Waves flat. .TUE...S winds 5 kt. Waves flat. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-192000- Chesapeake Bay from Sandy Point to North Beach- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 kt. Waves less than 1 ft. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...NE winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. .TUE...S winds around 5 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 to 2 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-192000- Eastern Bay- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds around 5 kt. Waves 1 ft. Isolated showers. Patchy fog. Vsby 1 to 3 NM. .SUN...N winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves flat. .TUE...S winds 5 kt. Waves less than 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-192000- Chesapeake Bay from North Beach to Drum Point- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...N winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .TUE...SE winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 10 to 15 kt. Waves 1 to 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-192000- Choptank River to Cambridge MD and the Little Choptank River- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .SUN...N winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. .TUE...S winds around 5 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-192000- Patuxent River to Broomes Island MD- 237 AM EDT Sun May 19 2024 .OVERNIGHT...E winds 5 kt. Waves less than 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 kt. Waves less than 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. .TUE...SE winds around 5 kt. Waves 1 ft. .TUE NIGHT...S winds 5 kt. Waves less than 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-192000- Chesapeake Bay from Drum Point to Smith Point- 237 AM EDT Sun May 19 2024 .OVERNIGHT...NE winds 10 kt. Waves 1 to 2 ft. .SUN...N winds 5 to 10 kt. Waves 1 to 2 ft. .SUN NIGHT...NE winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NE winds 10 kt. Waves 1 to 2 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...SE winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 10 to 15 kt. Waves 1 to 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-192000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 237 AM EDT Sun May 19 2024 .OVERNIGHT...NE winds 10 kt. Waves 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 10 kt. Waves 1 ft. .MON NIGHT...E winds 5 to 10 kt. Waves 1 ft. .TUE...SE winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$