Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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646 FZUS51 KLWX 090942 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 442 AM EST Sat Nov 9 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. ANZ500-100000- 442 AM EST Sat Nov 9 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... High pressure will build from the Great Lakes to the Northeast and Mid-Atlantic today, then move offshore tonight as a warm front approaches from the Ohio River Valley. The warm front will lift across the area Sunday as low pressure moves from the Upper Midwest to the Great Lakes and southeastern Canada. A trailing cold front will cross the region Monday, then a secondary dry cold front will cross the area Tuesday. High pressure will follow for the middle of the week before another frontal system crosses Thursday into Friday. Small Craft Advisories will likely be needed at times from Sunday afternoon through Tuesday night. $$ ANZ535-100000- Tidal Potomac from Key Bridge to Indian Head- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 10 kt. Waves 1 ft. .TODAY...NE winds 5 to 10 kt. Gusts up to 20 kt in the morning. Waves 1 ft. .TONIGHT...SE winds around 5 kt. Waves 1 ft. .SUN...S winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers. Patchy fog. .MON...W winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt. Waves 1 ft. .WED...E winds 5 kt. Waves less than 1 ft. $$ ANZ536-100000- Tidal Potomac from Indian Head to Cobb Island- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...NE winds 10 to 15 kt with gusts to 25 kt... diminishing to around 5 kt late. Waves 1 to 2 ft. .TONIGHT...SE winds 5 kt. Waves less than 1 ft. .SUN...S winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Numerous showers. .MON...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Numerous showers. .MON NIGHT...N winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt. Waves 1 ft. .WED...E winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ537-100000- Tidal Potomac from Cobb Island to Smith Point- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 3 ft. .TODAY...NE winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 kt late. Waves 2 to 3 ft. .TONIGHT...E winds 5 kt. Waves less than 1 ft. .SUN...S winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Numerous showers. .MON...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Numerous showers. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 10 to 15 kt...becoming NE after midnight. Waves 2 ft. .WED...E winds 5 to 10 kt...becoming SE after midnight. Waves 1 to 2 ft. $$ ANZ530-100000- Chesapeake Bay north of Pooles Island- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft. .TODAY...N winds 10 to 15 kt with gusts to 20 kt... diminishing to 5 kt late. Waves 1 ft. .TONIGHT...E winds around 5 kt. Waves 1 ft. .SUN...S winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Showers. Patchy fog. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 10 to 15 kt...diminishing to 5 to 10 kt after midnight. Waves 1 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after midnight. $$ ANZ531-100000- Chesapeake Bay from Pooles Island to Sandy Point- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 3 ft. .TODAY...N winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 to 10 kt in the afternoon. Waves 2 to 3 ft. .TONIGHT...E winds 5 kt...becoming S late. Waves 1 ft. .SUN...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .SUN NIGHT...SW winds 15 kt with gusts to 25 kt. Waves 3 ft. Showers. Patchy fog. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...NW winds 10 to 15 kt...becoming N. Waves 2 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after midnight. $$ ANZ538-100000- Patapsco River including Baltimore Harbor- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 10 kt. Waves 1 ft. .TODAY...N winds 10 to 15 kt with gusts to 20 kt... becoming NE 5 kt late. Waves 1 ft. .TONIGHT...SE winds 5 kt. Waves less than 1 ft. .SUN...S winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers. Patchy fog. .MON...W winds 10 kt with gusts to 20 kt. Waves 1 ft. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt. Waves 1 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after midnight. $$ ANZ539-100000- Chester River to Queenstown MD- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EST THIS MORNING... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 3 ft. .TODAY...N winds 10 to 15 kt with gusts to 25 kt... diminishing to 5 kt late. Waves 2 ft. .TONIGHT...SE winds around 5 kt. Waves 1 ft or less. .SUN...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to 3 ft. Showers. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 10 kt. Waves 1 to 2 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after midnight. $$ ANZ532-100000- Chesapeake Bay from Sandy Point to North Beach- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt. Waves 3 ft. .TODAY...N winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 to 10 kt late. Waves 2 to 3 ft. .TONIGHT...E winds 5 kt...becoming S late. Waves 1 ft. .SUN...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 3 ft. Showers. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 3 ft... subsiding to 1 ft in the afternoon. Showers. .MON NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 10 to 15 kt...becoming NE after midnight. Waves 2 ft. .WED...E winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers after midnight. $$ ANZ540-100000- Eastern Bay- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt. Waves 2 ft. .TODAY...N winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 to 10 kt in the afternoon. Waves 1 to 2 ft. .TONIGHT...SE winds 5 kt. Waves less than 1 ft. .SUN...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Showers. .MON...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Showers. .MON NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .TUE...N winds 10 to 15 kt...becoming NE after midnight. Waves 1 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. A chance of showers after midnight. $$ ANZ533-100000- Chesapeake Bay from North Beach to Drum Point- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt. Waves 4 ft. .TODAY...N winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 to 10 kt late. Waves 4 ft...subsiding to 2 ft in the afternoon. .TONIGHT...E winds 5 to 10 kt...becoming S late. Waves 1 ft. .SUN...S winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .SUN NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Numerous showers. .MON...W winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 3 ft...subsiding to 1 ft in the afternoon. .MON NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 10 to 15 kt...becoming NE after midnight. Waves 2 to 3 ft. .WED...E winds 5 to 10 kt...becoming SE 10 to 15 kt after midnight. Waves 1 to 2 ft. $$ ANZ541-100000- Choptank River to Cambridge MD and the Little Choptank River- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt. Waves 2 ft. .TODAY...N winds 15 to 20 kt with gusts to 25 kt... diminishing to 5 to 10 kt late. Waves 2 ft. .TONIGHT...E winds 5 kt. Waves less than 1 ft. .SUN...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers. .SUN NIGHT...SW winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Showers. .MON...W winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 1 to 2 ft. Showers. .MON NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .TUE...N winds 10 to 15 kt...becoming NE after midnight. Waves 2 ft. .WED...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ542-100000- Patuxent River to Broomes Island MD- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 15 kt with gusts to 20 kt. Waves 1 ft. .TODAY...N winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .TONIGHT...E winds 5 kt. Waves less than 1 ft. .SUN...S winds 5 to 10 kt. Waves 1 ft. Scattered showers. .SUN NIGHT...SW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. Numerous showers. .MON...W winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 1 ft. Numerous showers. .MON NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .TUE...N winds 5 to 10 kt. Waves 1 ft. .WED...E winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$ ANZ534-100000- Chesapeake Bay from Drum Point to Smith Point- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt with gusts to 25 kt. Waves 4 ft. .TODAY...N winds 20 to 25 kt with gusts to 30 kt... diminishing to 10 to 15 kt with gusts to 20 kt in the afternoon. Waves 3 ft. .TONIGHT...E winds 5 to 10 kt...becoming SE late. Waves 1 ft. .SUN...S winds 10 to 15 kt. Waves 2 ft. .SUN NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Numerous showers. .MON...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 2 to 3 ft. Numerous showers. .MON NIGHT...NW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft. .TUE...N winds 15 kt...becoming NE after midnight. Waves 3 ft. .WED...E winds 10 kt...becoming SE after midnight. Waves 1 to 2 ft. $$ ANZ543-100000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 442 AM EST Sat Nov 9 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EST THIS AFTERNOON... .REST OF THE OVERNIGHT...N winds 20 kt with gusts to 25 kt. Waves 2 ft. .TODAY...N winds 15 to 20 kt with gusts to 30 kt... diminishing to 5 to 10 kt late. Waves 2 to 3 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...S winds 10 to 15 kt. Waves 1 ft. .SUN NIGHT...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Numerous showers. Patchy fog. .MON...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 1 to 2 ft. Numerous showers. .MON NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .TUE...N winds 10 to 15 kt. Waves 2 ft. .WED...E winds 5 to 10 kt...becoming SE after midnight. Waves 1 ft. $$