Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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418 FZUS51 KLWX 270534 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 134 AM EDT Thu Jun 27 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. ANZ500-272000- 134 AM EDT Thu Jun 27 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A cold front is expected to cross through the waters late tonight into Thursday morning. High pressure will return from the west Friday. A warm front will approach the waters from the south Saturday with a cold front set to cross through the region on Sunday. These fronts will bring renewed chances for showers and thunderstorms, especially during the afternoon and evening hours. Small Craft Advisories may be needed at times over the weekend. $$ ANZ535-272000- Tidal Potomac from Key Bridge to Indian Head- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 kt. Waves less than 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...W winds 5 kt...becoming NW after midnight. Waves 1 ft. A chance of tstms. .MON...N winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-272000- Tidal Potomac from Indian Head to Cobb Island- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 kt. Waves less than 1 ft. .THU NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of tstms. .MON...N winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-272000- Tidal Potomac from Cobb Island to Smith Point- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...N winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 kt...becoming N after midnight. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 2 ft. .SAT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-272000- Chesapeake Bay north of Pooles Island- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 1 ft. A chance of showers. .SAT...S winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Showers likely with a chance of tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 ft. Showers likely with a chance of tstms. .MON...N winds 10 to 15 kt...diminishing to 5 kt after midnight. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-272000- Chesapeake Bay from Pooles Island to Sandy Point- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...W winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 to 10 kt...becoming N 10 to 15 kt with gusts to 20 kt in the late evening and overnight. Waves 1 to 2 ft. .FRI...NE winds 10 to 15 kt...becoming E in the afternoon. Waves 1 to 2 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-272000- Patapsco River including Baltimore Harbor- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. .THU...NW winds 5 kt. Waves less than 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft or less. .FRI...E winds 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT...S winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of showers in the morning. A chance of tstms. Showers likely through the night. .MON...N winds 5 to 10 kt. Waves 1 ft or less. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-272000- Chester River to Queenstown MD- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...W winds 5 kt...becoming NE 10 to 15 kt after midnight. Waves 1 ft. .FRI...NE winds 10 to 15 kt...becoming E 5 to 10 kt in the afternoon. Waves 1 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 1 ft. A chance of showers. .SAT...S winds 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt...diminishing to 5 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-272000- Chesapeake Bay from Sandy Point to North Beach- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt...becoming S late. Waves 1 ft. .THU NIGHT...SW winds 5 to 10 kt...becoming NE 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 to 2 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 2 ft. A chance of showers. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-272000- Eastern Bay- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 kt. Waves less than 1 ft. .THU NIGHT...W winds 5 kt...becoming NE 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft or less. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI NIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers. .SAT...S winds 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 ft. A chance of tstms. .MON...N winds 10 to 15 kt...diminishing to 5 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-272000- Chesapeake Bay from North Beach to Drum Point- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt...becoming E late. Waves 1 ft. .THU NIGHT...S winds 5 to 10 kt...becoming N 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 to 2 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .FRI NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-272000- Choptank River to Cambridge MD and the Little Choptank River- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...S winds 5 kt...becoming NE 10 to 15 kt with gusts to 20 kt after midnight. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 1 ft. A chance of showers. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms. .MON...N winds 10 to 15 kt...becoming NE 5 kt after midnight. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-272000- Patuxent River to Broomes Island MD- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...N winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 kt...becoming NE late. Waves 1 ft. .FRI...E winds 10 kt. Waves 1 ft. .FRI NIGHT...SE winds 10 kt. Waves 1 ft. .SAT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...S winds 10 kt. Waves 1 ft. A chance of showers and tstms. .SUN...SW winds 5 to 10 kt...becoming NW after midnight. Waves 1 ft. A chance of tstms. .MON...N winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-272000- Chesapeake Bay from Drum Point to Smith Point- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 kt with gusts to 20 kt. Waves 2 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...N winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...S winds 5 to 10 kt...becoming NW 10 to 15 kt after midnight. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .FRI NIGHT...SE winds 15 kt with gusts to 20 kt. Waves 2 ft. .SAT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. A chance of showers. .SAT NIGHT...S winds 15 to 20 kt. Waves 3 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 2 to 3 ft...subsiding to 1 to 2 ft. A chance of tstms through the day. Showers. Tstms likely through the night. .MON...N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 2 to 3 ft...subsiding to 1 ft after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-272000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 134 AM EDT Thu Jun 27 2024 .OVERNIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .THU...NW winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SW winds 5 to 10 kt...becoming N after midnight. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .FRI NIGHT...SE winds 10 to 15 kt. Waves 1 ft. .SAT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SAT NIGHT...S winds 15 to 20 kt. Waves 2 ft. A chance of showers and tstms. .SUN...SW winds 10 to 15 kt...becoming NW after midnight. Waves 1 to 2 ft. A chance of tstms through the day. Showers. Tstms likely through the night. .MON...N winds 10 to 15 kt...becoming NE 5 to 10 kt after midnight. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$