Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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532 FZUS51 KLWX 300534 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 133 AM EDT Tue Apr 30 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. ANZ500-302000- 133 AM EDT Tue Apr 30 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A cold front crosses the waters today into Wednesday morning bringing chances for showers and thunderstorms. High pressure briefly returns Thursday before another front crosses the local waters over the weekend. Small Craft Advisories may be needed on Friday. $$ ANZ535-302000- Tidal Potomac from Key Bridge to Indian Head- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...S winds 5 kt. Waves less than 1 ft. .TUE...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt early in the evening. Waves 1 ft. A chance of showers. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .WED NIGHT...NE winds around 5 kt. Waves 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-302000- Tidal Potomac from Indian Head to Cobb Island- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .WED NIGHT...NE winds around 5 kt. Waves 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-302000- Tidal Potomac from Cobb Island to Smith Point- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...SE winds 10 kt. Waves 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-302000- Chesapeake Bay north of Pooles Island- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...S winds 5 kt. Waves less than 1 ft. .TUE...SW winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt...becoming NW late. Waves 1 ft. A chance of showers. .WED...NW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...SE winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers. $$ ANZ531-302000- Chesapeake Bay from Pooles Island to Sandy Point- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...S winds 10 kt. Waves 1 ft. .TUE...S winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...E winds 5 to 10 kt. Waves 1 ft. .THU...SE winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. $$ ANZ538-302000- Patapsco River including Baltimore Harbor- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...S winds 5 kt. Waves less than 1 ft. .TUE...SW winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...W winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. .WED...NW winds 5 kt. Waves flat. A chance of showers. .WED NIGHT...E winds 5 kt. Waves flat. .THU...SE winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers. $$ ANZ539-302000- Chester River to Queenstown MD- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...S winds 10 kt. Waves 1 ft. .TUE...S winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...SE winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers. $$ ANZ532-302000- Chesapeake Bay from Sandy Point to North Beach- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 10 kt. Waves 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. .WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. $$ ANZ540-302000- Eastern Bay- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...SE winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ533-302000- Chesapeake Bay from North Beach to Drum Point- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 10 kt. Waves 1 to 2 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 to 2 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...SE winds 10 kt. Waves 1 to 2 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-302000- Choptank River to Cambridge MD and the Little Choptank River- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...SW winds 10 kt with gusts to 20 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...SE winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 10 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ542-302000- Patuxent River to Broomes Island MD- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .TUE...SW winds 5 to 10 kt. Waves 1 ft. .TUE NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .WED NIGHT...E winds 5 kt. Waves less than 1 ft. .THU...E winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-302000- Chesapeake Bay from Drum Point to Smith Point- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 2 ft. .TUE...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt until early morning. Waves 1 to 2 ft. .WED...W winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .WED NIGHT...E winds 5 to 10 kt. Waves 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 10 to 15 kt. Waves 1 to 2 ft. .SAT...SE winds 10 kt. Waves 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-302000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 133 AM EDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .TUE...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE NIGHT...SW winds 10 to 15 kt. Gusts up to 20 kt until early morning. Waves 1 to 2 ft. .WED...W winds 5 to 10 kt. Waves 1 ft. A chance of showers. .WED NIGHT...NE winds 5 kt. Waves less than 1 ft. .THU...E winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 10 to 15 kt. Waves 1 to 2 ft. .SAT...SE winds 10 kt. Waves 1 ft. A chance of showers through the night. $$