####018013350#### FZUS51 KLWX 161134 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 734 AM EDT Fri May 16 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. ANZ500-162000- 734 AM EDT Fri May 16 2025 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A low pressure system will approach from the Midwest today, then move offshore Saturday. High pressure will follow Sunday and Monday. Small Craft Advisories may be needed Saturday through Monday. $$ ANZ535-162000- Tidal Potomac from Key Bridge to Indian Head- 734 AM EDT Fri May 16 2025 .TODAY...SW winds around 5 kt. Waves 1 ft. A chance of tstms. A chance of showers this morning, then showers likely this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds around 5 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Gusts up to 20 kt in the late morning and afternoon. Waves 1 ft. A chance of showers. .SAT NIGHT...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 ft. .SUN NIGHT...NW winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 kt. Waves less than 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-162000- Tidal Potomac from Indian Head to Cobb Island- 734 AM EDT Fri May 16 2025 .TODAY...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon with vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT NIGHT...W winds 5 to 10 kt. Gusts up to 20 kt in the evening. Waves 1 ft. .SUN...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 kt. Waves less than 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-162000- Tidal Potomac from Cobb Island to Smith Point- 734 AM EDT Fri May 16 2025 .TODAY...SW winds 5 to 10 kt. Waves 1 ft or less. A chance of showers with a slight chance of tstms. Vsby 1 NM or less this afternoon. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. Vsby 1 NM or less. .SAT NIGHT...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-162000- Chesapeake Bay north of Pooles Island- 734 AM EDT Fri May 16 2025 .TODAY...SW winds around 5 kt. Waves 1 ft or less. A chance of showers with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds around 5 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Gusts up to 20 kt in the late morning and afternoon. Waves 1 to 2 ft. Showers likely with a chance of tstms. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 25 kt. Waves 1 to 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON...NW winds 10 to 15 kt. Waves 1 ft. .TUE...N 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. $$ ANZ531-162000- Chesapeake Bay from Pooles Island to Sandy Point- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 kt. Waves less than 1 ft. Showers likely with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Gusts up to 20 kt in the late morning and afternoon. Waves 1 to 2 ft. Showers likely with a chance of tstms. .SAT NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN...W winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 10 to 15 kt...becoming N 5 to 10 kt after midnight. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-162000- Patapsco River including Baltimore Harbor- 734 AM EDT Fri May 16 2025 .TODAY...S winds around 5 kt. Waves 1 ft or less. Showers likely with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds around 5 kt. Waves flat. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN NIGHT...NW winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 kt. Waves less than 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-162000- Chester River to Queenstown MD- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 kt. Waves less than 1 ft. Showers likely with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-162000- Chesapeake Bay from Sandy Point to North Beach- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 kt. Waves less than 1 ft. A chance of showers. A slight chance of tstms this morning, then a chance of tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 to 2 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-162000- Eastern Bay- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 kt. Waves less than 1 ft. A chance of showers with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon. Vsby 1 NM or less this morning. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN NIGHT...NW winds 10 kt with gusts to 20 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-162000- Chesapeake Bay from North Beach to Drum Point- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers. A slight chance of tstms this morning, then a chance of tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .SAT NIGHT...W winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 to 2 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-162000- Choptank River to Cambridge MD and the Little Choptank River- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 kt. Waves less than 1 ft. A chance of showers. A slight chance of tstms this morning, then a chance of tstms this afternoon. Vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT NIGHT...W winds 10 kt. Waves 1 to 2 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-162000- Patuxent River to Broomes Island MD- 734 AM EDT Fri May 16 2025 .TODAY...SW winds 5 kt. Waves less than 1 ft. A chance of showers with a slight chance of tstms this morning, then a chance of showers and tstms this afternoon with vsby 1 NM or less. .TONIGHT...SW winds 5 kt. Waves less than 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .SAT...SW winds 5 to 10 kt. Gusts up to 20 kt in the late morning and afternoon. Waves 1 ft. A chance of showers. .SAT NIGHT...W winds 5 to 10 kt. Waves 1 ft. .SUN...W winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .SUN NIGHT...NW winds 5 to 10 kt. Waves 1 ft. .MON...NW winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-162000- Chesapeake Bay from Drum Point to Smith Point- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 to 10 kt. Waves 1 ft. A chance of showers with a slight chance of tstms. Vsby 1 NM or less this afternoon. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. Vsby 1 NM or less. .SAT NIGHT...W winds 10 to 15 kt. Waves 2 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NW winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...NE winds 5 to 10 kt. Waves 1 ft. A chance of showers in the evening. Showers likely after midnight. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-162000- Tangier Sound and the inland waters surrounding Bloodsworth Island- 734 AM EDT Fri May 16 2025 .TODAY...S winds 5 to 10 kt. Waves 1 ft or less. A chance of showers this morning, then a chance of showers with a slight chance of tstms this afternoon with vsby 1 NM or less. .TONIGHT...SW winds 5 to 10 kt. Waves 1 ft. A chance of showers and tstms. Vsby 1 NM or less. .SAT...SW winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SAT NIGHT...W winds 10 to 15 kt. Waves 1 ft. .SUN...W winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN NIGHT...NW winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON...NW winds 10 to 15 kt...becoming N 5 to 10 kt after midnight. Waves 1 ft. .TUE...NE 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. $$