Coastal Waters Forecast
Issued by NWS Sterling, VA

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000 FZUS51 KLWX 240832 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 432 AM EDT Tue Oct 24 2017 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. ANZ500-242300- 432 AM EDT Tue Oct 24 2017 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A cold front will cross the waters tonight, followed by a secondary cold front Wednesday. High pressure will return late in the week. $$ ANZ535-242300- Tidal Potomac from Key Bridge to Indian Head- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 35 kt. Waves 2 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 5 to 10 kt. Waves 1 ft. A chance of showers. .TONIGHT...NW winds 5 to 10 kt. Waves 1 ft. .WED...W winds 5 kt. Waves less than 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 kt. Waves less than 1 ft. .THU NIGHT...SW winds around 5 kt. Waves 1 ft or less. .FRI...S winds around 5 kt. Waves 1 ft. .SAT...SE winds around 5 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-242300- Tidal Potomac from Indian Head to Cobb Island- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... .REST OF THE OVERNIGHT...S winds 10 kt with gusts to 35 kt. Waves 3 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers. .TONIGHT...NW winds 5 to 10 kt. Waves 1 ft. .WED...W winds 5 kt. Waves less than 1 ft. .WED NIGHT...NW winds 5 kt. Waves less than 1 ft. .THU...W winds 5 kt. Waves less than 1 ft. .THU NIGHT...S winds around 5 kt. Waves 1 ft. .FRI...S winds around 5 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-242300- Tidal Potomac from Cobb Island to Smith Point- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 20 kt with gusts to 40 kt. Waves 5 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 10 to 15 kt...becoming NW 5 to 10 kt after midnight. Gusts up to 20 kt. Waves 3 ft... subsiding to 1 ft after midnight. .WED...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .THU...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .THU NIGHT...S winds around 5 kt. Waves 1 ft or less. .FRI...S winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-242300- Chesapeake Bay north of Pooles Island- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 3 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 10 to 15 kt with gusts to 25 kt. Waves 2 to 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .WED...W winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds around 5 kt. Waves 1 ft or less. .FRI...S winds around 5 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-242300- Chesapeake Bay from Pooles Island to Sandy Point- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 4 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt. Gusts up to 30 kt... diminishing to 20 kt in the late morning and afternoon. Waves 4 ft...subsiding to 2 ft in the afternoon. Showers likely. Vsby 1 to 3 NM. .TONIGHT...S winds 10 to 15 kt...becoming NW 5 to 10 kt in the late evening and overnight. Gusts up to 20 kt. Waves 1 to 2 ft. .WED...W winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .FRI...S winds 5 to 10 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-242300- Patapsco River including Baltimore Harbor- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 3 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .TONIGHT...NW winds 5 to 10 kt. Waves 1 ft. .WED...W winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds around 5 kt. Waves 1 ft or less. .FRI...S winds around 5 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-242300- Chester River to Queenstown MD- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 3 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt. Gusts up to 30 kt... diminishing to 20 kt in the late morning and afternoon. Waves 2 to 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...S winds 10 to 15 kt...becoming NW 5 to 10 kt in the late evening and overnight. Gusts up to 20 kt. Waves 1 to 2 ft. .WED...NW winds 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 kt. Waves less than 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-242300- Chesapeake Bay from Sandy Point to North Beach- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 20 kt with gusts to 40 kt. Waves 5 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt. Gusts up to 30 kt... diminishing to 20 kt in the afternoon. Waves 5 ft...subsiding to 3 ft in the afternoon. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 10 to 15 kt...becoming NW after midnight. Gusts up to 20 kt. Waves 3 ft...subsiding to 1 ft after midnight. .WED...NW winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 kt. Waves less than 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-242300- Eastern Bay- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 3 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt. Gusts up to 30 kt... diminishing to 20 kt in the afternoon. Waves 2 to 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 10 to 15 kt...becoming NW after midnight. Gusts up to 20 kt. Waves 1 to 2 ft. .WED...NW winds 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 kt. Waves less than 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 ft or less. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-242300- Chesapeake Bay from North Beach to Drum Point- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 20 kt with gusts to 40 kt. Waves 5 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt with gusts to 30 kt. Waves 5 ft... subsiding to 3 ft in the afternoon. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 10 to 15 kt...becoming NW after midnight. Gusts up to 20 kt. Waves 2 to 3 ft. .WED...NW winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 ft or less. .FRI...S winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...SE winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-242300- Choptank River to Cambridge MD and the Little Choptank River- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 2 ft...except around 4 ft near the mouth of the Choptank. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 15 to 20 kt with gusts to 30 kt. Waves 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 10 to 15 kt...becoming NW 5 to 10 kt after midnight. Gusts up to 20 kt. Waves 1 to 2 ft. .WED...NW winds 5 to 10 kt. Waves 1 to 2 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 5 kt. Waves less than 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-242300- Patuxent River to Broomes Island MD- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 15 kt with gusts to 40 kt. Waves 1 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...NW winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. .WED NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 kt. Waves less than 1 ft. .FRI...S winds around 5 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-242300- Chesapeake Bay from Drum Point to Smith Point- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 20 kt with gusts to 40 kt. Waves 6 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 20 to 25 kt with gusts to 35 kt. Waves 5 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 15 to 20 kt with gusts to 30 kt... becoming NW 10 to 15 kt with gusts to 20 kt after midnight. Waves 4 ft... subsiding to 2 ft after midnight. .WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-242300- Tangier Sound and the inland waters surrounding Bloodsworth Island- 432 AM EDT Tue Oct 24 2017 ...GALE WARNING IN EFFECT UNTIL 3 PM EDT THIS AFTERNOON... .REST OF THE OVERNIGHT...S winds 20 kt with gusts to 40 kt. Waves 4 ft. Showers with a slight chance of tstms. Vsby 1 NM or less. .TODAY...S winds 20 to 25 kt with gusts to 35 kt. Waves 3 ft. Showers likely. Vsby 1 to 3 NM. .TONIGHT...SW winds 15 to 20 kt with gusts to 30 kt... becoming NW 10 to 15 kt with gusts to 20 kt late. Waves 2 to 3 ft. .WED...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .THU...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .THU NIGHT...SW winds 5 to 10 kt. Waves 1 ft. .FRI...S winds 5 to 10 kt. Waves 1 to 2 ft. .SAT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$

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