FZUS51 KLWX 131734 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 134 PM EDT Fri Sep 13 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. ANZ500-140800- 134 PM EDT Fri Sep 13 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A large area of high pressure over the Northeast will persist through Monday. An area of low pressure will likely develop off the Southeast Coast and move toward the Carolinas mid to late next week. Small Craft Advisories may be needed for the open waters of the Chesapeake Bay and lower tidal Potomac River this weekend into early next week. $$ ANZ535-140800- Tidal Potomac from Key Bridge to Indian Head- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 kt. Waves less than 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 10 to 15 kt...becoming E after midnight. Waves 1 ft. A chance of showers. $$ ANZ536-140800- Tidal Potomac from Indian Head to Cobb Island- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...NE winds 5 to 10 kt. Waves 1 ft. .TUE...NE winds 10 to 15 kt...becoming E after midnight. Waves 1 to 2 ft. A chance of showers. $$ ANZ537-140800- Tidal Potomac from Cobb Island to Smith Point- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 10 kt. Waves 1 ft. A slight chance of showers. .TONIGHT...E winds 5 to 10 kt. Waves 2 ft. .SAT...NE winds 5 to 10 kt. Waves 2 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 2 ft. .SUN...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 3 ft. .MON...NE winds 10 to 15 kt. Waves 2 to 3 ft. .TUE...E winds 15 to 20 kt...becoming SE 10 to 15 kt after midnight. Waves 3 ft. A chance of showers. $$ ANZ530-140800- Chesapeake Bay north of Pooles Island- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 5 kt. Waves less than 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft or less. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft or less. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers through the night. $$ ANZ531-140800- Chesapeake Bay from Pooles Island to Sandy Point- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 10 kt. Waves 1 to 2 ft. .MON...E winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...E winds 10 to 15 kt. Waves 2 ft. A chance of showers through the night. $$ ANZ538-140800- Patapsco River including Baltimore Harbor- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 5 kt. Waves less than 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...E winds 5 to 10 kt. Waves 1 ft. .SUN NIGHT...E winds 5 to 10 kt. Waves 1 ft. .MON...E winds 5 to 10 kt. Waves 1 ft. .TUE...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers through the night. $$ ANZ539-140800- Chester River to Queenstown MD- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 5 to 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...E winds 10 to 15 kt. Waves 1 ft. .SUN NIGHT...E winds 10 kt. Waves 1 ft. .MON...E winds 10 kt. Waves 1 ft. .TUE...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers through the night. $$ ANZ532-140800- Chesapeake Bay from Sandy Point to North Beach- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NE winds 10 to 15 kt. Waves 2 ft. .TUE...E winds 15 to 20 kt...diminishing to 10 to 15 kt after midnight. Waves 2 to 3 ft. A chance of showers. $$ ANZ540-140800- Eastern Bay- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. .SUN NIGHT...E winds 10 to 15 kt. Waves 1 ft. .MON...NE winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...E winds 10 to 15 kt...becoming 15 kt after midnight. Waves 2 ft. A chance of showers. $$ ANZ533-140800- Chesapeake Bay from North Beach to Drum Point- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NE winds 10 to 15 kt. Waves 2 ft. .TUE...E winds 15 to 20 kt...diminishing to 10 to 15 kt after midnight. Waves 3 ft. A chance of showers. $$ ANZ541-140800- Choptank River to Cambridge MD and the Little Choptank River- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .MON...NE winds 10 to 15 kt. Waves 1 to 2 ft. .TUE...E winds 15 kt...becoming 10 to 15 kt after midnight. Waves 2 ft. A chance of showers. $$ ANZ542-140800- Patuxent River to Broomes Island MD- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. .TONIGHT...E winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SAT NIGHT...E winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. .SUN NIGHT...E winds 10 kt. Waves 1 ft. .MON...NE winds 10 to 15 kt. Waves 1 ft. .TUE...E winds 10 to 15 kt. Waves 1 ft. A chance of showers. $$ ANZ534-140800- Chesapeake Bay from Drum Point to Smith Point- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...NE winds 10 kt. Waves 1 ft. A slight chance of showers. .TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SAT...NE winds 10 to 15 kt. Waves 2 ft. .SAT NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .SUN NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 3 ft. .MON...NE winds 15 to 20 kt. Waves 3 ft. .TUE...E winds 15 to 20 kt...becoming SE after midnight. Waves 3 ft. A chance of showers. $$ ANZ543-140800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 134 PM EDT Fri Sep 13 2024 .THIS AFTERNOON...E winds 10 kt. Waves 1 ft. .TONIGHT...E winds 10 kt with gusts to 20 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 ft. .SAT NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .SUN...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. .SUN NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .MON...NE winds 15 to 20 kt. Waves 2 ft. .TUE...E winds 15 to 20 kt...becoming SE after midnight. Waves 2 ft. A chance of showers. $$