Coastal Waters Forecast
Issued by NWS Sterling, VA

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000 FZUS51 KLWX 211131 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 631 AM EST Sun Jan 21 2018 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. ANZ500-212100- 631 AM EST Sun Jan 21 2018 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... High pressure will build off the southeast coast through Monday. A cold front will approach the area late Monday and cross the area early Tuesday. This will be followed by another area of high pressure for the second half of the week. Small Craft Advisories will likely be needed Monday night through Wednesday, and gales are possible Tuesday into Wednesday. $$ ANZ535-212100- Tidal Potomac from Key Bridge to Indian Head- 631 AM EST Sun Jan 21 2018 .TODAY...S winds around 5 kt. Waves 1 ft. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds 5 kt. Waves less than 1 ft. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft. Showers. .TUE...SW winds 10 kt with gusts to 20 kt. Waves 1 ft. Showers. .TUE NIGHT...W winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 ft. .THU...NW winds 5 to 10 kt...becoming light. Waves 1 ft or less. $$ ANZ536-212100- Tidal Potomac from Indian Head to Cobb Island- 631 AM EST Sun Jan 21 2018 .TODAY...S winds around 5 kt. Waves 1 ft or less. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds 5 kt. Waves less than 1 ft. .MON NIGHT...S winds 5 kt...increasing to 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft. Showers. .TUE...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers. .TUE NIGHT...W winds 5 to 10 kt. Waves 1 ft. .WED...NW winds 5 to 10 kt. Waves 1 ft. .THU...N winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ537-212100- Tidal Potomac from Cobb Island to Smith Point- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 to 10 kt. Waves 1 ft or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight. Waves 2 to 3 ft. Showers likely. .TUE...SW winds 10 to 15 kt with gusts to 25 kt. Waves 2 to 3 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED...W winds 10 to 15 kt...becoming NW 5 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ530-212100- Chesapeake Bay north of Pooles Island- 631 AM EST Sun Jan 21 2018 .TODAY...SW winds 5 kt. Waves flat. .TONIGHT...S winds around 5 kt. Waves flat. .MON...S winds 5 kt. Waves less than 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 20 kt after midnight. Waves 1 ft. Showers. .TUE...S winds 10 to 15 kt...becoming W in the afternoon. Gusts up to 20 kt. Waves 1 to 2 ft. Showers. .TUE NIGHT...W winds 10 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft or less. $$ ANZ531-212100- Chesapeake Bay from Pooles Island to Sandy Point- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves flat. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Showers. .TUE...S winds 10 to 15 kt...becoming W in the afternoon. Gusts up to 20 kt. Waves 2 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ538-212100- Patapsco River including Baltimore Harbor- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves flat. .TONIGHT...S winds 5 kt. Waves flat. .MON...S winds 5 kt. Waves less than 1 ft. .MON NIGHT...S winds 5 to 10 kt. Waves 1 ft. Showers. .TUE...SW winds 10 kt. Waves 1 ft. Showers. .TUE NIGHT...W winds 10 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 ft or less. .THU...NW winds 5 to 10 kt...becoming light. Waves 1 ft or less. $$ ANZ539-212100- Chester River to Queenstown MD- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves flat. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight. Waves 1 to 2 ft. Showers. .TUE...S winds 10 to 15 kt with gusts to 25 kt... becoming W in the afternoon. Waves 2 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ532-212100- Chesapeake Bay from Sandy Point to North Beach- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves less than 1 ft. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. Showers. .TUE...S winds 10 to 15 kt...becoming W in the afternoon. Gusts up to 20 kt. Waves 2 to 3 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ540-212100- Eastern Bay- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves flat. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight. Waves 1 to 2 ft. Showers. .TUE...S winds 10 to 15 kt with gusts to 25 kt... becoming SW in the afternoon. Waves 2 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt. Waves 1 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ533-212100- Chesapeake Bay from North Beach to Drum Point- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves less than 1 ft. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight. Waves 2 to 3 ft. Showers. .TUE...SW winds 10 to 15 kt. Gusts up to 25 kt in the morning. Waves 2 to 3 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ541-212100- Choptank River to Cambridge MD and the Little Choptank River- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves less than 1 ft. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt. Gusts up to 25 kt after midnight. Waves 1 to 2 ft. Showers. .TUE...S winds 15 kt...becoming SW in the afternoon. Gusts up to 25 kt. Waves 2 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ542-212100- Patuxent River to Broomes Island MD- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 kt. Waves less than 1 ft. .TONIGHT...S winds 5 kt. Waves less than 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .TUE...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers. .TUE NIGHT...W winds 10 kt. Waves 1 ft. .WED...W winds 10 to 15 kt...becoming NW 5 kt. Waves 1 ft. .THU...NW winds 5 to 10 kt...becoming light. Waves 1 ft or less. $$ ANZ534-212100- Chesapeake Bay from Drum Point to Smith Point- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 to 10 kt. Waves 1 ft or less. .TONIGHT...S winds 5 to 10 kt. Waves 1 to 2 ft. .MON...S winds 5 to 10 kt. Waves 2 ft. .MON NIGHT...S winds 15 to 20 kt. Gusts up to 25 kt after midnight. Waves 2 ft...building to 4 ft after midnight. Showers likely. .TUE...SW winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .WED...NW winds 10 to 15 kt. Waves 3 ft...subsiding to 1 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$ ANZ543-212100- Tangier Sound and the inland waters surrounding Bloodsworth Island- 631 AM EST Sun Jan 21 2018 .TODAY...S winds 5 to 10 kt. Waves 1 ft or less. .TONIGHT...S winds 5 to 10 kt. Waves 1 ft. .MON...S winds 5 to 10 kt. Waves 1 ft. .MON NIGHT...S winds 10 kt...increasing to 15 to 20 kt with gusts to 25 kt after midnight. Waves 1 to 2 ft. A chance of showers. .TUE...SW winds 15 to 20 kt with gusts to 25 kt. Waves 2 to 3 ft. Showers. .TUE NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .WED...NW winds 10 to 15 kt. Waves 1 to 2 ft. .THU...N winds 5 to 10 kt. Waves 1 ft. $$

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