


Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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894 FZUS51 KLWX 150233 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 1033 PM EDT Tue Oct 14 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. ANZ500-150800- 1033 PM EDT Tue Oct 14 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... An area of low pressure east of the Delmarva will gradually move offshore through tonight. A cold front moves through the area on Wednesday. A prolonged period of hazardous marine conditions is expected to continue through the end of the week. Small Craft Advisories will likely be needed through Thursday night. $$ ANZ535-150800- Tidal Potomac from Key Bridge to Indian Head- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT WEDNESDAY THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 10 kt. Waves 1 ft. .WED...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .THU...N winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .THU NIGHT...N winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .FRI...NW winds 5 kt. Waves less than 1 ft. .FRI NIGHT...W winds around 5 kt. Waves 1 ft or less. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SUN...S winds 10 to 15 kt...becoming W after midnight. Waves 1 to 2 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ536-150800- Tidal Potomac from Indian Head to Cobb Island- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT WEDNESDAY THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 10 kt. Waves 1 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...W winds around 5 kt. Waves 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SUN...S winds 10 to 15 kt...becoming W after midnight. Waves 1 to 2 ft. A chance of showers. $$ ANZ537-150800- Tidal Potomac from Cobb Island to Smith Point- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU...N winds 15 to 20 kt. Waves 2 to 3 ft. .THU NIGHT...N winds 15 to 20 kt. Waves 2 ft. .FRI...N winds 10 to 15 kt. Waves 1 to 2 ft. .FRI NIGHT...W winds around 5 kt. Waves 1 ft or less. .SAT...S winds 10 to 15 kt. Waves 1 ft. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 2 ft. A chance of showers through the night. $$ ANZ530-150800- Chesapeake Bay north of Pooles Island- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 1 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 15 to 20 kt. Waves 2 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NW winds around 5 kt. Waves 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 1 to 2 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ531-150800- Chesapeake Bay from Pooles Island to Sandy Point- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .THU NIGHT...N winds 15 to 20 kt. Waves 2 ft. .FRI...N winds 10 to 15 kt. Waves 1 to 2 ft. .FRI NIGHT...NW winds 5 kt. Waves less than 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 2 to 3 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ538-150800- Patapsco River including Baltimore Harbor- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 10 kt. Waves 1 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NW winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...S winds 10 to 15 kt...becoming W after midnight. Waves 1 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ539-150800- Chester River to Queenstown MD- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...N winds 15 to 20 kt. Waves 2 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .FRI...N winds 5 to 10 kt. Waves 1 to 2 ft. .FRI NIGHT...NW winds around 5 kt. Waves 1 ft or less. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 10 to 15 kt...becoming W after midnight. Waves 1 to 2 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ532-150800- Chesapeake Bay from Sandy Point to North Beach- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 to 20 kt. Waves 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...N winds 20 to 25 kt. Waves 3 ft. .THU...N winds 15 to 20 kt. Waves 2 ft. .THU NIGHT...N winds 15 to 20 kt. Waves 2 ft. .FRI...N winds 10 to 15 kt. Waves 1 to 2 ft. .FRI NIGHT...NW winds 5 kt. Waves less than 1 ft. .SAT...S winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 2 to 3 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ540-150800- Eastern Bay- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .THU NIGHT...N winds 15 to 20 kt. Waves 2 ft. .FRI...N winds 10 to 15 kt. Waves 1 ft. .FRI NIGHT...NW winds around 5 kt. Waves 1 ft or less. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 1 to 2 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ533-150800- Chesapeake Bay from North Beach to Drum Point- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 20 kt with gusts to 25 kt. Waves 3 ft. .WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...N winds 20 to 25 kt. Waves 4 ft. .THU...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .FRI...N winds 10 to 15 kt. Waves 2 ft. .FRI NIGHT...W winds 5 kt. Waves less than 1 ft. .SAT...S winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 2 to 3 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ541-150800- Choptank River to Cambridge MD and the Little Choptank River- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 to 20 kt. Waves 2 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...N winds 20 to 25 kt. Waves 2 to 3 ft. .THU...N winds 15 to 20 kt. Waves 2 ft. .THU NIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .FRI...N winds 10 to 15 kt. Waves 1 to 2 ft. .FRI NIGHT...NW winds 5 kt. Waves less than 1 ft. .SAT...S winds 10 to 15 kt. Waves 1 ft. .SUN...S winds 15 to 20 kt...becoming W after midnight. Waves 2 ft. A chance of showers in the afternoon. Showers likely through the night. $$ ANZ542-150800- Patuxent River to Broomes Island MD- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 10 kt with gusts to 20 kt. Waves 1 ft. .WED...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU NIGHT...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...W winds around 5 kt. Waves 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. .SUN...S winds 10 to 15 kt...becoming W after midnight. Waves 1 ft. A chance of showers through the night. $$ ANZ534-150800- Chesapeake Bay from Drum Point to Smith Point- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 20 kt with gusts to 25 kt. Waves 3 ft. .WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. .WED NIGHT...N winds 20 to 25 kt. Waves 4 ft. .THU...N winds 20 to 25 kt. Waves 3 ft. .THU NIGHT...N winds 20 to 25 kt. Waves 4 ft. .FRI...N winds 15 to 20 kt. Waves 2 to 3 ft. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .SAT...S winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...S winds 20 to 25 kt...becoming W after midnight. Waves 3 ft. A chance of showers through the night. $$ ANZ543-150800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1033 PM EDT Tue Oct 14 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... .REST OF TONIGHT...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .WED NIGHT...N winds 20 to 25 kt. Waves 2 ft. .THU...N winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. .THU NIGHT...N winds 20 to 25 kt. Waves 2 ft. .FRI...N winds 15 to 20 kt. Waves 2 ft. .FRI NIGHT...NW winds 5 to 10 kt. Waves 1 ft or less. .SAT...SW winds 10 to 15 kt...becoming S after midnight. Waves 1 to 2 ft. .SUN...S winds 20 to 25 kt...becoming W 15 to 20 kt after midnight. Waves 2 ft. A chance of showers through the night. $$