Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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072 FZUS51 KLWX 170534 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 134 AM EDT Wed Jul 17 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. ANZ500-172000- 134 AM EDT Wed Jul 17 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A cold front will move into the area later today into Thursday. The front will stall south of the area for the end of the week. Small Craft Advisories may be needed for portions of the waters tonight and again Thursday night. $$ ANZ535-172000- Tidal Potomac from Key Bridge to Indian Head- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .WED NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. Showers and tstms. Vsby 1 NM or less. .THU...NW winds 5 kt. Waves less than 1 ft. Scattered showers. .THU NIGHT...N winds around 5 kt. Waves 1 ft. .FRI...NE winds around 5 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves 1 ft or less. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...SE winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-172000- Tidal Potomac from Indian Head to Cobb Island- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 5 kt. Waves less than 1 ft. Scattered showers and tstms. .THU NIGHT...N winds 5 kt. Waves less than 1 ft. .FRI...NE winds around 5 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves 1 ft or less. .SAT...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms through the night. .SUN...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-172000- Tidal Potomac from Cobb Island to Smith Point- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .OVERNIGHT...SW winds 10 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W 5 to 10 kt late. Gusts up to 20 kt. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds around 5 kt. Waves 1 ft or less. .SAT...S winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms through the night. .SUN...S winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-172000- Chesapeake Bay north of Pooles Island- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt with gusts to 20 kt...becoming W 5 to 10 kt after midnight. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NW winds 5 to 10 kt. Waves 1 ft or less. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves flat. .SUN...S winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-172000- Chesapeake Bay from Pooles Island to Sandy Point- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 to 10 kt. Waves 1 ft. .WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W late. Gusts up to 20 kt. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds around 5 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-172000- Patapsco River including Baltimore Harbor- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Numerous showers and tstms. Vsby 1 NM or less. .WED NIGHT...W winds 5 to 10 kt. Waves 1 ft. Showers and tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .FRI...NE winds 5 to 10 kt. Waves 1 ft or less. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...S winds around 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-172000- Chester River to Queenstown MD- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...SW winds 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-172000- Chesapeake Bay from Sandy Point to North Beach- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 to 10 kt. Waves 2 ft. .WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W 5 to 10 kt after midnight. Gusts up to 20 kt. Waves 1 to 2 ft. Showers and tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-172000- Eastern Bay- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 5 to 10 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W 5 to 10 kt after midnight. Gusts up to 20 kt. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...S winds 5 kt. Waves flat. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-172000- Chesapeake Bay from North Beach to Drum Point- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 2 ft. .WED...SW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 to 2 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W after midnight. Gusts up to 20 kt. Waves 1 to 2 ft. Showers and tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 to 2 ft. .FRI...NE winds 5 to 10 kt. Waves 1 to 2 ft. .FRI NIGHT...S winds around 5 kt. Waves 1 ft or less. .SAT...S winds 5 to 10 kt. Waves 1 ft or less. .SUN...S winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-172000- Choptank River to Cambridge MD and the Little Choptank River- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT EARLY THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 10 kt. Waves 1 to 2 ft. .WED...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt...becoming W after midnight. Gusts up to 20 kt. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves flat. .SAT...S winds around 5 kt. Waves 1 ft or less. .SUN...S winds around 5 kt. Waves 1 ft or less. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-172000- Patuxent River to Broomes Island MD- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH THIS EVENING... .OVERNIGHT...SW winds 5 kt. Waves less than 1 ft. .WED...SW winds 10 to 15 kt. Gusts up to 20 kt. Waves 1 ft. Scattered showers and tstms. Vsby 1 NM or less. .WED NIGHT...SW winds 10 to 15 kt with gusts to 20 kt...becoming W 5 kt late. Waves 1 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .THU NIGHT...N winds 5 kt. Waves less than 1 ft. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...S winds around 5 kt. Waves 1 ft. .SAT...S winds around 5 kt. Waves 1 ft. A chance of showers through the night. .SUN...S winds around 5 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-172000- Chesapeake Bay from Drum Point to Smith Point- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .OVERNIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Scattered showers and tstms. .WED NIGHT...SW winds 15 to 20 kt with gusts to 25 kt...becoming W 10 to 15 kt late. Waves 2 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 10 kt. Waves 1 to 2 ft. Numerous showers and scattered tstms. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .FRI...NE winds 5 to 10 kt. Waves 1 to 2 ft. .FRI NIGHT...SE winds 5 kt. Waves less than 1 ft. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. A chance of tstms through the night. .SUN...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-172000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 134 AM EDT Wed Jul 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .OVERNIGHT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Scattered showers and tstms. .WED NIGHT...SW winds 15 to 20 kt...diminishing to 10 to 15 kt late. Gusts up to 25 kt. Waves 2 ft. Showers and numerous tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. Numerous showers and scattered tstms. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers and tstms. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 5 kt. Waves flat. .SAT...SE winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. A chance of tstms through the night. .SUN...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Winds and waves higher and visibilities lower in and near tstms. $$