Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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460 FZUS51 KLWX 250235 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 1035 PM EDT Tue Sep 24 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. ANZ500-250800- 1035 PM EDT Tue Sep 24 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... A strong slow moving front and area of low pressure over the Great Lakes and Upper Midwest will approach the area today before passing through during the middle part of the week. High pressure will build to the north Friday as the remnants of Potential Tropical Cyclone Nine approach from the south this weekend into early next week. Additional Small Craft Advisories may be needed Wednesday into Wednesday night. $$ ANZ535-250800- Tidal Potomac from Key Bridge to Indian Head- 1035 PM EDT Tue Sep 24 2024 .REST OF TONIGHT...E winds 5 kt. Waves less than 1 ft. A chance of showers late this evening, then showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM... decreasing to 1 NM or less. .WED...SE winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-250800- Tidal Potomac from Indian Head to Cobb Island- 1035 PM EDT Tue Sep 24 2024 .REST OF TONIGHT...SE winds 10 kt. Waves 1 ft. A chance of showers late this evening, then showers likely with a chance of tstms. Patchy fog. Vsby 1 to 3 NM...decreasing to 1 NM or less. .WED...SE winds 5 to 10 kt. Waves 1 ft. Showers likely with a chance of tstms. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 kt. Waves less than 1 ft. .THU NIGHT...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 10 to 15 kt. Gusts up to 20 kt in the afternoon. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers and tstms. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through the day. .SUN...E 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. $$ ANZ537-250800- Tidal Potomac from Cobb Island to Smith Point- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers late this evening, then a chance of showers with a slight chance of tstms with vsby 1 NM or less. .WED...SE winds 10 kt with gusts to 20 kt. Waves 2 ft. A chance of showers and tstms. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 5 to 10 kt with gusts to 20 kt. Waves 2 ft. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 2 ft. A chance of showers in the morning. .SUN...E winds 10 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-250800- Chesapeake Bay north of Pooles Island- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. Vsby 1 to 3 NM. .WED...SE winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers through the day. .SUN...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ531-250800- Chesapeake Bay from Pooles Island to Sandy Point- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers late this evening, then showers likely with vsby 1 to 3 NM. .WED...SE winds 10 kt with gusts to 20 kt. Waves 2 ft. Showers likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers through the day. .SUN...E winds 10 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ538-250800- Patapsco River including Baltimore Harbor- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers late this evening, then showers likely with vsby 1 to 3 NM. .WED...SE winds 10 kt with gusts to 20 kt. Waves 1 ft. Showers likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 kt. Waves 1 ft. A chance of showers. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ539-250800- Chester River to Queenstown MD- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers late this evening, then showers likely with vsby 1 to 3 NM. .WED...SE winds 10 kt. Waves 1 ft. Showers likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 kt. Waves less than 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers through the day. .SUN...E winds 5 to 10 kt. Waves 1 ft. A chance of showers through the night. $$ ANZ532-250800- Chesapeake Bay from Sandy Point to North Beach- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers late this evening, then showers likely with a slight chance of tstms with vsby 1 NM or less. .WED...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Showers likely. Patchy fog. Vsby 1 NM or less. .WED NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU...S winds 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 2 ft. A chance of showers through the day. .SUN...E winds 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-250800- Eastern Bay- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers late this evening, then showers likely. .WED...SE winds 10 kt. Waves 1 ft. Showers likely. Patchy fog. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers through the day. .SUN...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ533-250800- Chesapeake Bay from North Beach to Drum Point- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers late this evening, then a chance of showers with a slight chance of tstms with vsby 1 NM or less. .WED...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. Patchy fog. Vsby 1 NM or less. .WED NIGHT...S winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .THU...S winds 10 kt. Waves 1 to 2 ft. .THU NIGHT...SE winds 10 to 15 kt. Waves 1 to 2 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 2 ft. A chance of showers through the day. .SUN...E winds 10 kt. Waves 1 to 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-250800- Choptank River to Cambridge MD and the Little Choptank River- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A slight chance of showers late this evening, then a chance of showers with vsby 1 NM or less. .WED...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 to 2 ft. A chance of showers in the morning. .SUN...E winds 5 to 10 kt. Waves 1 ft. $$ ANZ542-250800- Patuxent River to Broomes Island MD- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers late this evening, then a chance of showers with a slight chance of tstms with vsby 1 NM or less. .WED...SE winds 5 to 10 kt with gusts to 20 kt. Waves 1 ft. A chance of showers and tstms. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...SE winds 5 to 10 kt. Waves 1 ft. .FRI...E winds 5 to 10 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 kt. Waves 1 ft. A chance of showers. .SAT...E winds 5 to 10 kt. Waves 1 ft. A chance of showers in the morning. .SUN...E winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-250800- Chesapeake Bay from Drum Point to Smith Point- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 15 kt with gusts to 20 kt. Waves 2 ft. A slight chance of showers late this evening, then a chance of showers with vsby 1 NM or less. .WED...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. Patchy fog. Vsby 1 NM or less. .WED NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. .THU...S winds 10 to 15 kt. Waves 1 to 2 ft. .THU NIGHT...SE winds 10 to 15 kt. Waves 2 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .FRI NIGHT...E winds 15 kt with gusts to 20 kt. Waves 3 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 2 ft. A chance of showers in the morning. .SUN...E winds 10 to 15 kt. Waves 1 to 2 ft. $$ ANZ543-250800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 1035 PM EDT Tue Sep 24 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT WEDNESDAY... .REST OF TONIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A slight chance of showers late this evening, then a chance of showers. .WED...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...SE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. .THU...S winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...S winds 10 kt. Waves 1 ft. .FRI...E winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .FRI NIGHT...E winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .SAT...E winds 10 to 15 kt. Waves 1 ft. A chance of showers in the morning. .SUN...E winds 10 kt. Waves 1 ft. $$