Coastal Waters Forecast
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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089 FZUS51 KLWX 180114 CWFLWX Coastal Waters Forecast National Weather Service Baltimore MD/Washington DC 914 PM EDT Tue Sep 17 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. ANZ500-180800- 914 PM EDT Tue Sep 17 2024 .SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY... Low pressure over the Carolinas will gradually weaken through Wednesday. Another low may develop off the coast during the second half of the week. Small Craft Advisories may be needed Friday night into Saturday. $$ ANZ535-180800- Tidal Potomac from Key Bridge to Indian Head- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING... .REST OF TONIGHT...NE winds 10 kt with gusts to 20 kt. Waves 1 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 10 kt with gusts to 20 kt. Waves 1 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU...N winds 5 to 10 kt. Waves 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 kt. Waves less than 1 ft. .FRI NIGHT...NE winds 5 kt. Waves less than 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ536-180800- Tidal Potomac from Indian Head to Cobb Island- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON... .REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. A slight chance of tstms. Rain. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Rain. Patchy fog. Vsby 1 NM or less. .WED NIGHT...N winds 5 to 10 kt. Waves 1 ft. Scattered showers. .THU...N winds 5 to 10 kt. Waves 1 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 kt. Waves less than 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ537-180800- Tidal Potomac from Cobb Island to Smith Point- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. A slight chance of tstms. Rain. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 5 to 10 kt. Waves 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 1 ft. .SAT...N winds 10 to 15 kt. Waves 2 ft. .SUN...NE winds 10 to 15 kt. Waves 2 to 3 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ530-180800- Chesapeake Bay north of Pooles Island- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Waves 1 ft. Rain likely. A slight chance of tstms. .WED...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Rain likely. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Scattered showers. .THU...N winds 10 kt. Waves 1 ft. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ531-180800- Chesapeake Bay from Pooles Island to Sandy Point- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. Rain with a slight chance of tstms. Vsby 1 to 3 NM. .WED...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. Rain likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...NE winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ538-180800- Patapsco River including Baltimore Harbor- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. Rain with a slight chance of tstms. Patchy fog with vsby 1 to 3 NM. .WED...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Scattered showers. .THU...N winds 10 kt. Waves 1 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...NE winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 5 to 10 kt. Waves 1 ft. .SUN...NE winds 5 to 10 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ539-180800- Chester River to Queenstown MD- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. Rain with a slight chance of tstms. Vsby 1 to 3 NM. .WED...NE winds 15 kt with gusts to 20 kt. Waves 2 ft. Rain likely. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ532-180800- Chesapeake Bay from Sandy Point to North Beach- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 25 kt. Waves 2 to 3 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 15 kt with gusts to 25 kt. Waves 2 to 3 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 2 ft. .SUN...NE winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ540-180800- Eastern Bay- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 25 kt. Waves 2 ft. Rain with a slight chance of tstms. Patchy fog with vsby 1 to 3 NM. .WED...NE winds 15 kt with gusts to 25 kt. Waves 2 ft. Rain likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ533-180800- Chesapeake Bay from North Beach to Drum Point- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 25 kt. Waves 3 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 15 kt with gusts to 25 kt. Waves 3 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 to 2 ft. .FRI...N winds 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 2 ft. .SUN...NE winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ541-180800- Choptank River to Cambridge MD and the Little Choptank River- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 25 kt. Waves 2 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 10 to 15 kt with gusts to 25 kt. Waves 2 ft. Rain likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 1 to 2 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 1 ft. .SAT...NE winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...NE winds 10 to 15 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ542-180800- Patuxent River to Broomes Island MD- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...NE winds 15 kt with gusts to 25 kt. Waves 1 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 10 to 15 kt with gusts to 20 kt. Waves 1 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 kt with gusts to 20 kt. Waves 1 ft. Scattered showers. .THU...N winds 10 kt. Waves 1 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 5 to 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 5 to 10 kt. Waves 1 ft. .SAT...NE winds 10 kt. Waves 1 ft. .SUN...NE winds 10 to 15 kt. Waves 1 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ534-180800- Chesapeake Bay from Drum Point to Smith Point- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...E winds 20 kt with gusts to 25 kt. Waves 3 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 15 to 20 kt with gusts to 25 kt. Waves 3 ft. Rain. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 to 3 ft. Scattered showers. .THU...N winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. A chance of showers. .THU NIGHT...N winds 10 kt. Waves 2 ft. .FRI...N winds 10 kt. Waves 1 to 2 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 2 ft. .SAT...N winds 10 to 15 kt. Waves 2 to 3 ft. .SUN...NE winds 15 to 20 kt. Waves 3 ft. Winds and waves higher and visibilities lower in and near tstms. $$ ANZ543-180800- Tangier Sound and the inland waters surrounding Bloodsworth Island- 914 PM EDT Tue Sep 17 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...E winds 15 kt with gusts to 25 kt. Waves 2 ft. Rain with a slight chance of tstms. Patchy fog. Vsby 1 to 3 NM. .WED...NE winds 15 to 20 kt with gusts to 25 kt. Waves 2 ft. Rain likely. Patchy fog. Vsby 1 to 3 NM. .WED NIGHT...NE winds 10 to 15 kt with gusts to 20 kt. Waves 2 ft. Scattered showers. .THU...N winds 10 to 15 kt. Waves 1 ft. A chance of showers. .THU NIGHT...N winds 5 to 10 kt. Waves 1 ft. .FRI...N winds 10 kt. Waves 1 ft. .FRI NIGHT...NE winds 10 to 15 kt. Waves 1 ft. .SAT...N winds 10 to 15 kt. Waves 1 to 2 ft. .SUN...NE winds 15 to 20 kt. Waves 2 ft. Winds and waves higher and visibilities lower in and near tstms. $$