


Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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101 FZUS51 KLWX 072034 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 434 PM EDT Sat Jun 7 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. ANZ500-080800- 434 PM EDT Sat Jun 7 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A frontal system will gradually drop across the area through the weekend and waver nearby through Tuesday, resulting in multiple opportunities for thunderstorms. Small Craft Advisories may be needed for portions of the waters Sunday into Sunday evening. $$ ANZ535-080800- Tidal Potomac from Key Bridge to Indian Head- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves less than 1 ft. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves 1 ft. Scattered showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. Showers. .MON...E winds around 5 kt. Waves 1 ft. .MON NIGHT...SE winds around 5 kt. Waves 1 ft. A chance of showers. .TUE...SW winds around 5 kt. Waves 1 ft or less. Showers likely through the day. A chance of showers in the evening. .WED...W winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-080800- Tidal Potomac from Indian Head to Cobb Island- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves less than 1 ft. Scattered showers and tstms. .TONIGHT...NE winds around 5 kt. Waves 1 ft. .SUN...E winds around 5 kt. Waves 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds around 5 kt. Waves 1 ft. Showers. .MON...E winds around 5 kt. Waves 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds around 5 kt. Waves 1 ft. Showers likely. .WED...W winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-080800- Tidal Potomac from Cobb Island to Smith Point- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves flat. Scattered showers and tstms. .TONIGHT...NE winds around 5 kt. Waves flat. Scattered showers and tstms. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 to 10 kt. Waves 1 ft or less. Showers likely. .WED...W winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-080800- Chesapeake Bay north of Pooles Island- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves less than 1 ft. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves 1 ft. Scattered showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Showers likely. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely through the day. A chance of tstms through the night. A chance of showers in the evening. .WED...W winds around 5 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-080800- Chesapeake Bay from Pooles Island to Sandy Point- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...SW winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds 5 kt. Waves less than 1 ft. Scattered showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Showers likely. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely through the day. A chance of tstms through the night. A chance of showers in the evening. .WED...W winds 5 kt. Waves less than 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-080800- Patapsco River including Baltimore Harbor- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves flat. Scattered showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely through the day. A chance of tstms through the night. A chance of showers in the evening. .WED...W winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-080800- Chester River to Queenstown MD- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves flat. Scattered showers. .SUN...E winds 5 kt. Waves less than 1 ft. Numerous showers. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...E winds 5 kt. Waves flat. .MON NIGHT...SE winds 5 kt. Waves flat. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely through the day. A chance of tstms through the night. A chance of showers in the evening. .WED...W winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-080800- Chesapeake Bay from Sandy Point to North Beach- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...SW winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...NE winds around 5 kt. Waves 1 ft or less. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely in the morning, then showers likely with a chance of tstms through the night. .WED...W winds 5 kt. Waves less than 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-080800- Eastern Bay- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves flat. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves flat. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely in the morning, then showers likely with a chance of tstms through the night. .WED...W winds 5 kt. Waves less than 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-080800- Chesapeake Bay from North Beach to Drum Point- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...N winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves 1 ft or less. Scattered showers. Vsby 1 to 3 NM. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely. A chance of tstms through the night. .WED...W winds 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-080800- Choptank River to Cambridge MD and the Little Choptank River- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...NW winds 5 kt. Waves flat. Scattered showers with isolated tstms. .TONIGHT...N winds around 5 kt. Waves flat. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 to 3 NM. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 kt. Waves less than 1 ft. Showers likely. A chance of tstms through the night. .WED...W winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-080800- Patuxent River to Broomes Island MD- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...N winds 5 kt. Waves less than 1 ft. Scattered showers with isolated tstms. .TONIGHT...NE winds around 5 kt. Waves 1 ft. Scattered showers. .SUN...E winds 5 kt. Waves less than 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 kt. Waves less than 1 ft. A chance of showers. .TUE...SW winds around 5 kt. Waves 1 ft. Showers likely. .WED...W winds around 5 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-080800- Chesapeake Bay from Drum Point to Smith Point- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves less than 1 ft. Scattered showers and tstms. .TONIGHT...E winds around 5 kt. Waves 1 ft or less. Scattered showers. Vsby 1 to 3 NM. .SUN...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. Vsby 1 NM or less. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 to 10 kt. Waves 1 ft. Showers likely. .WED...W winds 5 kt. Waves less than 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-080800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 434 PM EDT Sat Jun 7 2025 .REST OF THIS AFTERNOON...W winds 5 kt. Waves less than 1 ft. Numerous showers and scattered tstms. .TONIGHT...E winds around 5 kt. Waves flat. .SUN...E winds 5 to 10 kt. Waves 1 ft. Scattered showers. Vsby 1 NM or less. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...E winds 5 kt. Waves less than 1 ft. .MON NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TUE...SW winds 5 to 10 kt. Waves 1 ft. Showers likely. A chance of tstms through the night. .WED...SW winds 5 kt. Waves less than 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$