Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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327 FZUS51 KLWX 040834 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 434 AM EDT Thu Jul 4 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. ANZ500-042300- 434 AM EDT Thu Jul 4 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Strong high pressure will linger offshore through Thursday. A cold front nears the waters Friday into Saturday before stalling out early next week. $$ ANZ535-042300- Tidal Potomac from Key Bridge to Indian Head- 434 AM EDT Thu Jul 4 2024 .REST OF THE OVERNIGHT...S winds 5 kt. Waves less than 1 ft. .TODAY...SW winds 5 kt. Waves less than 1 ft. Numerous showers and scattered tstms. .TONIGHT...SW winds around 5 kt. Waves 1 ft. Scattered showers and tstms. .FRI...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .SUN...NE winds around 5 kt. Waves 1 ft or less. .MON...SE winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-042300- Tidal Potomac from Indian Head to Cobb Island- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING... .REST OF THE OVERNIGHT...S winds 5 kt. Waves less than 1 ft. .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .TONIGHT...SW winds around 5 kt. Waves 1 ft. Scattered showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SUN...NE winds around 5 kt. Waves 1 ft or less. .MON...SE winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-042300- Tidal Potomac from Cobb Island to Smith Point- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Gusts up to 20 kt early in the evening. Waves 1 to 2 ft. Scattered showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...E winds around 5 kt. Waves 1 ft or less. .MON...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-042300- Chesapeake Bay north of Pooles Island- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 20 kt. Waves 1 ft. Patchy fog. Vsby 1 to 3 NM. .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .TONIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Vsby 1 NM or less. .FRI...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves flat. .MON...SE winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-042300- Chesapeake Bay from Pooles Island to Sandy Point- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers and tstms. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .FRI...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SW winds around 5 kt. Waves 1 ft or less. .MON...SE winds around 5 kt...becoming S. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-042300- Patapsco River including Baltimore Harbor- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt. Waves 1 ft. .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .FRI...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves flat. .MON...SE winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-042300- Chester River to Queenstown MD- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves 1 ft. Scattered showers and tstms. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .FRI...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SUN...SW winds around 5 kt. Waves 1 ft or less. .MON...S winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-042300- Chesapeake Bay from Sandy Point to North Beach- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 10 to 15 kt. Gusts up to 20 kt in the morning. Waves 1 to 2 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SE winds around 5 kt. Waves 1 ft or less. .MON...SE winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-042300- Eastern Bay- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 20 kt. Waves 1 ft. .TODAY...S winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves 1 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves 1 ft or less. .MON...S winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-042300- Chesapeake Bay from North Beach to Drum Point- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SE winds around 5 kt. Waves 1 ft or less. .MON...S winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-042300- Choptank River to Cambridge MD and the Little Choptank River- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...S winds 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...W winds around 5 kt. Waves 1 ft or less. .MON...S winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-042300- Patuxent River to Broomes Island MD- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt. Waves 1 ft. .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...E winds around 5 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-042300- Chesapeake Bay from Drum Point to Smith Point- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 3 ft. .TODAY...S winds 10 to 15 kt with gusts to 25 kt. Waves 3 ft. .TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers. .FRI NIGHT...S winds 10 to 15 kt. Waves 2 ft. A chance of showers and tstms. .SAT...S winds 10 to 15 kt. Waves 2 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 2 ft. A chance of showers and tstms. .SUN...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of showers in the morning. .MON...S winds 5 to 10 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-042300- Tangier Sound and the inland waters surrounding Bloodsworth Island- 434 AM EDT Thu Jul 4 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .TONIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI...S winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...NW winds 5 to 10 kt...becoming S. Waves 1 ft. A chance of showers in the morning. .MON...S winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$