####018011934#### FZUS51 KLWX 151436 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 1035 AM EDT Thu May 15 2025 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. Waves flat where waters are iced over. ANZ500-152000- 1035 AM EDT Thu May 15 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Low pressure will slowly pull away from the area toward southern New England through tonight before dissipating. The next frontal system will approach from the Midwest Friday, then pull offshore Saturday. High pressure will follow Sunday and Monday. Small Craft Advisories may be needed Saturday through Monday. $$ ANZ535-152000- Tidal Potomac from Key Bridge to Indian Head- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Isolated showers late this morning, then isolated showers and tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. Scattered tstms with a chance of showers. Vsby 1 to 3 NM. .FRI...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Patchy fog. Vsby 1 NM or less. .FRI NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .SUN...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-152000- Tidal Potomac from Indian Head to Cobb Island- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt. Waves less than 1 ft. .TONIGHT...S winds around 5 kt. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .FRI...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-152000- Tidal Potomac from Cobb Island to Smith Point- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt...becoming SE late. Waves 1 ft or less. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. Scattered showers. .FRI...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers and tstms. Vsby 1 NM or less. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 to 2 ft. .SUN...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-152000- Chesapeake Bay north of Pooles Island- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt. Waves less than 1 ft. Scattered showers. Isolated tstms late this morning, then scattered tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...SW winds around 5 kt. Waves 1 ft. Showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds around 5 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. Showers likely with a chance of tstms. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 ft. .MON...NW winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-152000- Chesapeake Bay from Pooles Island to Sandy Point- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt. Waves less than 1 ft. Scattered showers. Isolated tstms late this morning, then scattered tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves flat. .FRI...S winds around 5 kt. Waves 1 ft or less. Showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 to 2 ft. .SUN...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-152000- Patapsco River including Baltimore Harbor- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt. Waves flat. Scattered showers. Isolated tstms late this morning, then scattered tstms this afternoon. .TONIGHT...SE winds around 5 kt. Waves flat. A chance of showers. Vsby 1 to 3 NM. .FRI...S winds around 5 kt. Waves 1 ft or less. Showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-152000- Chester River to Queenstown MD- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Scattered showers. Isolated tstms late this morning, then scattered tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves flat. .FRI...SW winds around 5 kt. Waves 1 ft or less. Showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-152000- Chesapeake Bay from Sandy Point to North Beach- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt. Waves less than 1 ft. Isolated tstms. Isolated showers late this morning, then scattered showers this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...S winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-152000- Eastern Bay- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Isolated showers and tstms late this morning, then scattered showers and tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves flat. .FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Patchy fog. Vsby 1 to 3 NM. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 ft. .MON...NW winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-152000- Chesapeake Bay from North Beach to Drum Point- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 to 10 kt. Waves 1 ft. Isolated showers. Isolated tstms this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 to 2 ft. .SUN...NW winds 10 to 15 kt. Waves 2 ft. .MON...NW winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-152000- Choptank River to Cambridge MD and the Little Choptank River- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Isolated tstms. Isolated showers late this morning, then scattered showers this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...SW winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-152000- Patuxent River to Broomes Island MD- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Isolated showers this afternoon. .TONIGHT...S winds around 5 kt. Waves 1 ft. Scattered showers. .FRI...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. .SAT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-152000- Chesapeake Bay from Drum Point to Smith Point- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...S winds 5 kt...becoming SE late. Waves 1 ft. Isolated showers. .TONIGHT...S winds 5 kt. Waves less than 1 ft. Scattered showers. .FRI...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT NIGHT...W winds 10 kt. Waves 2 ft. .SUN...NW winds 10 to 15 kt. Waves 2 ft. .MON...NW winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-152000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1035 AM EDT Thu May 15 2025 .REST OF TODAY...SW winds 5 kt. Waves less than 1 ft. Isolated tstms. Isolated showers. Vsby 1 to 3 NM late this morning. .TONIGHT...S winds 5 kt. Waves less than 1 ft. Scattered showers. .FRI...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...NW winds 10 to 15 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$