Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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860 FZUS51 KLWX 261133 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 733 AM EDT Thu Sep 26 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. ANZ500-262000- 733 AM EDT Thu Sep 26 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... High pressure briefly builds to the north today. The remnants of Helene spiral around an upper low to the southwest this weekend into early next week. Small Craft Advisories may be needed at times Friday through the weekend. $$ ANZ535-262000- Tidal Potomac from Key Bridge to Indian Head- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 kt. Waves less than 1 ft. Numerous showers with isolated tstms this morning, then isolated showers this afternoon. .TONIGHT...SE winds around 5 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Gusts up to 20 kt in the late morning and afternoon. Waves 1 ft. Showers. .FRI NIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 5 kt. Waves less than 1 ft. A chance of showers. .SUN...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-262000- Tidal Potomac from Indian Head to Cobb Island- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 5 kt. Waves less than 1 ft. Isolated showers. .TONIGHT...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. $$ ANZ537-262000- Tidal Potomac from Cobb Island to Smith Point- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 5 to 10 kt. Waves 1 ft. Isolated showers. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 15 to 20 kt. Waves 1 to 2 ft. Numerous showers. .FRI NIGHT...SE winds 15 to 20 kt. Waves 2 to 3 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers. .MON...NE winds 10 kt. Waves 2 ft. A chance of showers. $$ ANZ530-262000- Chesapeake Bay north of Pooles Island- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers with isolated tstms this morning, then isolated showers this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-262000- Chesapeake Bay from Pooles Island to Sandy Point- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 10 kt. Waves 1 ft. Scattered showers with isolated tstms this morning, then isolated showers this afternoon. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .FRI...E winds 10 to 15 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers likely. .SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .MON...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-262000- Patapsco River including Baltimore Harbor- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 to 10 kt. Waves 1 ft. Numerous showers with isolated tstms this morning, then isolated showers this afternoon. .TONIGHT...SE winds around 5 kt. Waves 1 ft or less. .FRI...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...E winds 10 kt. Waves 1 ft. Showers likely. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-262000- Chester River to Queenstown MD- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 kt. Waves less than 1 ft. Scattered showers, mainly this morning. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...E winds 10 kt. Waves 1 ft. Showers likely. .SAT...E winds 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 10 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. $$ ANZ532-262000- Chesapeake Bay from Sandy Point to North Beach- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 10 kt. Waves 1 ft. Scattered showers, mainly this morning. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers likely. .SAT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. .SAT NIGHT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .MON...NE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. $$ ANZ540-262000- Eastern Bay- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 to 10 kt. Waves 1 ft. Scattered showers, mainly this morning. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...E winds 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 10 kt. Waves 1 ft. A chance of showers. $$ ANZ533-262000- Chesapeake Bay from North Beach to Drum Point- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 10 kt. Waves 1 ft. Isolated showers. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers likely. .SAT...SE winds 10 kt. Waves 1 to 2 ft. .SAT NIGHT...E winds 10 kt. Waves 1 to 2 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .MON...NE winds 10 to 15 kt. Waves 2 ft. A chance of showers. $$ ANZ541-262000- Choptank River to Cambridge MD and the Little Choptank River- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...S winds 5 to 10 kt. Waves 1 ft. Isolated showers. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .SAT...SE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers. .MON...NE winds 10 to 15 kt. Waves 1 ft. A chance of showers. $$ ANZ542-262000- Patuxent River to Broomes Island MD- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 5 to 10 kt. Waves 1 ft. Isolated showers. .TONIGHT...SE winds around 5 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT...SE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers. $$ ANZ534-262000- Chesapeake Bay from Drum Point to Smith Point- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 10 kt. Waves 1 ft. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft... building to 3 ft in the afternoon. Numerous showers. .FRI NIGHT...SE winds 15 to 20 kt. Waves 3 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 to 2 ft. .SAT NIGHT...SE winds 10 kt. Waves 1 to 2 ft. A chance of showers. .SUN...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .MON...NE winds 10 to 15 kt. Waves 2 ft. A chance of showers. $$ ANZ543-262000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 733 AM EDT Thu Sep 26 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY AFTERNOON THROUGH LATE FRIDAY NIGHT... .TODAY...SE winds 10 kt. Waves 1 ft. .TONIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Numerous showers. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 10 kt. Waves 1 ft. A chance of showers. .SUN...E winds 10 kt. Waves 1 ft. A chance of showers. .MON...NE winds 10 kt. Waves 1 ft. A chance of showers. $$