FZUS51 KLWX 211435 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 934 AM EST Thu Nov 21 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. ANZ500-212100- 934 AM EST Thu Nov 21 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Upper level low pressure will circulate across the Mid-Atlantic through Friday. This low will track toward the New England coast Saturday with high pressure building toward the waters from the south Sunday into early next week. Small Craft Advisories may need to be extended Thursday night through Saturday. $$ ANZ535-212100- Tidal Potomac from Key Bridge to Indian Head- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 10 kt with gusts to 25 kt. Waves 1 ft. Scattered showers this afternoon. .TONIGHT...W winds 5 to 10 kt with gusts to 25 kt. Waves 1 ft. .FRI...W winds 10 to 15 kt. Gusts up to 25 kt... increasing to 30 kt late. Waves 1 ft. Numerous rain and snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. Scattered showers. .SAT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .SAT NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .SUN...W winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. $$ ANZ536-212100- Tidal Potomac from Indian Head to Cobb Island- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 kt with gusts to 25 kt. Waves 1 to 2 ft. Isolated showers this afternoon. .TONIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .FRI...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Scattered rain and snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Scattered showers. .SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN...SW winds 5 to 10 kt. Waves 1 ft. .MON...SW winds 5 to 10 kt. Waves 1 ft. $$ ANZ537-212100- Tidal Potomac from Cobb Island to Smith Point- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .TONIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 to 3 ft. Scattered rain and snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Scattered showers. .SAT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SUN...W winds 10 to 15 kt...becoming SW 5 to 10 kt after midnight. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ530-212100- Chesapeake Bay north of Pooles Island- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 kt. Gusts up to 25 kt... increasing to 30 kt late. Waves 1 to 2 ft. Isolated showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Scattered showers. Vsby 1 to 3 NM. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Showers and numerous snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 1 to 2 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SUN...W winds 10 to 15 kt...diminishing to around 5 kt after midnight. Waves 1 ft. .MON...SW winds 10 to 15 kt. Waves 1 ft. $$ ANZ531-212100- Chesapeake Bay from Pooles Island to Sandy Point- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt. Gusts up to 25 kt... increasing to 30 kt late. Waves 2 to 3 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. .FRI...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Showers and numerous snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SUN...W winds 10 to 15 kt. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ538-212100- Patapsco River including Baltimore Harbor- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 kt with gusts to 25 kt. Waves 1 ft. Scattered showers this afternoon. .TONIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 2 ft. Showers and numerous snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 10 to 15 kt with gusts to 30 kt. Waves 2 ft. Scattered showers. .SAT...NW winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 ft or less. .MON...SW winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ539-212100- Chester River to Queenstown MD- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt. Gusts up to 25 kt... increasing to 30 kt late. Waves 2 to 3 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SUN...W winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ532-212100- Chesapeake Bay from Sandy Point to North Beach- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers and numerous snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Scattered showers. .SAT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .SUN...W winds 10 to 15 kt. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ540-212100- Eastern Bay- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 kt with gusts to 25 kt. Waves 2 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .FRI...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers. .FRI NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SUN...W winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ533-212100- Chesapeake Bay from North Beach to Drum Point- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. .FRI...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Numerous showers and scattered snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SUN...W winds 10 to 15 kt. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ541-212100- Choptank River to Cambridge MD and the Little Choptank River- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. Scattered showers this afternoon. .TONIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. .FRI...W winds 20 to 25 kt with gusts to 30 kt. Waves 3 ft. Numerous showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SUN...W winds 10 to 15 kt. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ542-212100- Patuxent River to Broomes Island MD- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 15 kt with gusts to 25 kt. Waves 1 ft. Isolated showers this afternoon. .TONIGHT...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .FRI...W winds 10 to 15 kt with gusts to 30 kt. Waves 1 ft. Numerous showers and scattered snow showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 1 ft. Scattered showers. .SAT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SAT NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN...W winds 5 to 10 kt. Waves 1 ft. .MON...SW winds 5 to 10 kt. Waves 1 ft. $$ ANZ534-212100- Chesapeake Bay from Drum Point to Smith Point- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 20 kt with gusts to 30 kt. Waves 3 ft. .TONIGHT...W winds 15 to 20 kt with gusts to 30 kt. Waves 4 ft. .FRI...W winds 20 to 25 kt with gusts to 30 kt. Waves 4 ft. Numerous showers. Vsby 1 to 3 NM. .FRI NIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 5 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .SUN...W winds 15 to 20 kt...diminishing to 10 kt. Waves 2 to 3 ft... subsiding to 1 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ543-212100- Tangier Sound and the inland waters surrounding Bloodsworth Island- 934 AM EST Thu Nov 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...W winds 20 kt with gusts to 30 kt. Waves 2 to 3 ft. Isolated showers this afternoon. .TONIGHT...W winds 20 to 25 kt with gusts to 30 kt. Waves 2 to 3 ft. .FRI...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. Numerous showers. .FRI NIGHT...W winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. Scattered showers. .SAT...NW winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SAT NIGHT...W winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .SUN...W winds 15 to 20 kt...diminishing to 5 to 10 kt. Waves 1 to 2 ft. .MON...SW winds 10 to 15 kt. Waves 1 to 2 ft. $$