Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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353 FZUS51 KLWX 200659 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 259 AM EDT Mon May 20 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. ANZ500-202000- 259 AM EDT Mon May 20 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... High pressure will build over the waters through Tuesday. A strong cold front will approach the waters Wednesday into Thursday. This frontal system will settle south of the area by the end of the work week. Small Craft Advisories may be needed for portions of the waters Wednesday. $$ ANZ535-202000- Tidal Potomac from Key Bridge to Indian Head- 259 AM EDT Mon May 20 2024 .OVERNIGHT...E winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON NIGHT...S winds 5 kt. Waves less than 1 ft. .TUE...S winds 5 kt. Waves less than 1 ft. Patchy fog. .TUE NIGHT...S winds around 5 kt. Waves 1 ft. .WED...S winds around 5 kt. Waves 1 ft. .WED NIGHT...S winds 5 kt. Waves less than 1 ft. .THU...W winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .FRI...W winds around 5 kt. Waves 1 ft. A chance of showers. A chance of tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-202000- Tidal Potomac from Indian Head to Cobb Island- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds around 5 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds around 5 kt. Waves 1 ft. .WED NIGHT...S winds 5 kt. Waves less than 1 ft. .THU...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .FRI...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. $$ ANZ537-202000- Tidal Potomac from Cobb Island to Smith Point- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...SE winds 5 kt. Waves less than 1 ft. A chance of showers. A chance of tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-202000- Chesapeake Bay north of Pooles Island- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds around 5 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds around 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .MON NIGHT...S winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves flat. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves flat. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...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. .FRI...NW winds around 5 kt. Waves 1 ft or less. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-202000- Chesapeake Bay from Pooles Island to Sandy Point- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft. .TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 2 ft. .THU...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers and tstms. .FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-202000- Patapsco River including Baltimore Harbor- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds 5 kt. Waves flat. .MON NIGHT...S winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. .WED...S winds 5 to 10 kt. Waves 1 ft or less. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI...W winds around 5 kt. Waves flat. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-202000- Chester River to Queenstown MD- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds 5 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .MON NIGHT...S winds 5 to 10 kt. Waves flat. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...SW winds 5 kt. Waves less than 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-202000- Chesapeake Bay from Sandy Point to North Beach- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .MON...SE winds 5 kt. Waves less than 1 ft. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...SW winds 5 kt. Waves less than 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-202000- Eastern Bay- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. .MON...SE winds 5 kt. Waves flat. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...S winds 5 to 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...SW winds 5 kt. Waves less than 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-202000- Chesapeake Bay from North Beach to Drum Point- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 kt. Waves less than 1 ft. .MON...E winds around 5 kt. Waves 1 ft or less. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...S winds 10 to 15 kt. Waves 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers. A chance of tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-202000- Choptank River to Cambridge MD and the Little Choptank River- 259 AM EDT Mon May 20 2024 .OVERNIGHT...SE winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 kt. Waves flat. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft or less. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...S winds 10 kt. Waves 1 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-202000- Patuxent River to Broomes Island MD- 259 AM EDT Mon May 20 2024 .OVERNIGHT...E winds 5 kt. Waves less than 1 ft. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 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. .WED NIGHT...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. .FRI...W winds 5 kt. Waves less than 1 ft. A chance of showers. A chance of tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-202000- Chesapeake Bay from Drum Point to Smith Point- 259 AM EDT Mon May 20 2024 .OVERNIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt...becoming S late. Waves 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 1 ft. Patchy fog. .TUE NIGHT...S winds 5 to 10 kt. Waves 1 ft. .WED...S winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...S winds 10 to 15 kt. Waves 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. .FRI...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of showers. A chance of tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-202000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 259 AM EDT Mon May 20 2024 .OVERNIGHT...E winds 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt...becoming NW late. Waves 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TUE...S winds 5 to 10 kt. Waves 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. .WED NIGHT...S winds 10 kt. Waves 2 ft. .THU...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms through the night. .FRI...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$