177
FZUS51 KLWX 120234
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1033 PM EDT TUE MAR 11 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.
ANZ500-120800-
1033 PM EDT TUE MAR 11 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL REMAIN OVER THE REGION THROUGH THIS EVENING. A
BACKDOOR COLD FRONT WILL MOVE INTO THE AREA WEDNESDAY AND WAVER NEAR
THE MID ATLANTIC BEFORE FINALLY LIFTING BACK NORTH AS A WARM FRONT
ON SATURDAY. A MUCH STRONGER FRONTAL SYSTEM AND AREA OF LOW PRESSURE
WILL PUSH THROUGH SUNDAY. SMALL CRAFT ADVISORIES MAY BE NEEDED
SATURDAY. BOATERS SHOULD BE AWARE OF THE THREATS OF BOATING IN COLD
WATER, EVEN WHEN AIR TEMPERATURES ARE SPRING-LIKE. VISIT
WEATHER.GOV/SAFETY/COLDWATER FOR MORE INFO.
ANZ535-120800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WED...NE WINDS 5 KT
BECOMING SE LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS AROUND 5 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
ANZ536-120800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WED...NE WINDS 5 KT
BECOMING SE LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS AROUND 5 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SUN...S WINDS 15 TO 20 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
ANZ537-120800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WED...NE WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
SUN...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
ANZ530-120800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...W WINDS 5 KT
BECOMING N LATE. WAVES 1 FT.
WED...NE WINDS 5 TO 10 KT
BECOMING SE LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT...SE WINDS 10 TO 15 KT
BECOMING S 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...S WINDS 15 TO 20 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
ANZ531-120800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...S WINDS 10 KT
BECOMING W, THEN BECOMING N LATE.
WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT AFTER
MIDNIGHT. A CHANCE OF SHOWERS.
SUN...S WINDS 15 TO 20 KT
BECOMING W 10 KT AFTER MIDNIGHT. WAVES
2 TO 3 FT. SHOWERS.
ANZ538-120800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES FLAT.
THU NIGHT
E WINDS 5 KT. WAVES FLAT.
FRI
E WINDS 5 KT. WAVES FLAT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...S WINDS 15 TO 20 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
ANZ539-120800-
CHESTER RIVER TO QUEENSTOWN MD-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...SW WINDS 10 KT
BECOMING N LATE. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SE WINDS 5 TO 10 KT
BECOMING S 15 TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS.
SUN...S WINDS 15 TO 20 KT
BECOMING W 10 KT AFTER MIDNIGHT. WAVES
2 TO 3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT. SHOWERS.
ANZ532-120800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...SW WINDS 10 KT
BECOMING N LATE. GUSTS UP TO
20 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT. A
CHANCE OF SHOWERS.
SUN...S WINDS 15 TO 20 KT
BECOMING W 10 KT AFTER MIDNIGHT. WAVES
2 TO 3 FT. SHOWERS.
ANZ540-120800-
EASTERN BAY-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...SW WINDS 10 KT
BECOMING N LATE. GUSTS UP TO
20 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
SUN...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
ANZ533-120800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...SW WINDS 10 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
ANZ541-120800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...S WINDS 10 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
SUN...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
ANZ542-120800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WED...NE WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN...S WINDS 15 TO 20 KT
BECOMING SW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
ANZ534-120800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT...S WINDS 10 KT
BECOMING W LATE. WAVES 1 FT.
WED...N WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 15 TO 20 KT. WAVES 1 FT
BUILDING TO 3 FT.
SUN...S WINDS 20 TO 25 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
ANZ543-120800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1033 PM EDT TUE MAR 11 2025
REST OF TONIGHT
SW WINDS 10 KT. WAVES 1 FT.
WED...NE WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES FLAT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
SUN...S WINDS 20 TO 25 KT
BECOMING SW 15 TO 20 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS.
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