612
FZUS51 KLWX 252100
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
500 PM EDT WED MAR 25 2026
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.
ANZ500-260800-
500 PM EDT WED MAR 25 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL SLIDE OFFSHORE TODAY. THE NEXT COLD FRONT
APPROACHES THURSDAY, THEN CROSSES SOMETIME THURSDAY NIGHT INTO
FRIDAY. SMALL CRAFT ADVISORIES MAY BE NEEDED THURSDAY THROUGH
SATURDAY.
ANZ535-260800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. RAIN LIKELY.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES
1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ536-260800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
SE WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. RAIN.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ537-260800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
SE WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI...W WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
SAT...N WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
SUN...NE WINDS 5 KT
BECOMING S 10 TO 15 KT. WAVES 1 TO 2 FT.
ANZ530-260800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT. RAIN LIKELY.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. RAIN LIKELY.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 FT
OR LESS.
SUN
SW WINDS 10 TO 15 KT. WAVES 1 FT.
ANZ531-260800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
RAIN LIKELY.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 2 FT. RAIN.
FRI NIGHT...N WINDS 10 KT
INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. WAVES 2 FT.
SAT...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT. WAVES 1 TO
2 FT.
SUN...SW WINDS 10 TO 15 KT
BECOMING S 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
ANZ538-260800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN
LIKELY.
FRI
NW WINDS 10 KT. WAVES 1 FT. RAIN.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 FT
OR LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ539-260800-
CHESTER RIVER TO QUEENSTOWN MD-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 2 FT. RAIN.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 TO 2 FT.
SUN...SW WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT.
ANZ532-260800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 15 KT. WAVES 2 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 2 TO 3 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
SAT...NW WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
SUN...S WINDS 10 TO 15 KT
INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT...BUILDING TO 3 FT AFTER MIDNIGHT.
ANZ540-260800-
EASTERN BAY-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. RAIN.
FRI NIGHT...N WINDS 10 KT
INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT. A CHANCE OF RAIN.
SAT...NW WINDS 15 TO 20 KT...DIMINISHING TO 5 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
SUN...S WINDS 10 TO 15 KT
INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT.
ANZ533-260800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 15 KT. WAVES 2 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. GUSTS UP TO 25 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF RAIN.
SAT...N WINDS 20 TO 25 KT...BECOMING NW 10 TO 15 KT. WAVES 3 FT
SUBSIDING TO 1 FT.
SUN...S WINDS 10 TO 15 KT
INCREASING TO 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT.
ANZ541-260800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN.
SAT...N WINDS 20 TO 25 KT
BECOMING NW 10 TO 15 KT. WAVES 1 TO
2 FT.
SUN...SW WINDS 10 TO 15 KT
BECOMING S 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
ANZ542-260800-
PATUXENT RIVER TO BROOMES ISLAND MD-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
SE WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
FRI...W WINDS 10 TO 15 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. RAIN.
FRI NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.
SAT...NW WINDS 15 TO 20 KT
DIMINISHING TO AROUND 5 KT. WAVES
1 FT.
SUN...SW WINDS 5 KT
BECOMING S. WAVES 1 FT.
ANZ534-260800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
SE WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
FRI...SW WINDS 15 TO 20 KT
BECOMING N IN THE AFTERNOON. GUSTS UP
TO 25 KT. WAVES 2 TO 3 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. GUSTS UP TO 25 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. RAIN LIKELY.
SAT...N WINDS 20 TO 25 KT...DIMINISHING TO 5 TO 10 KT. WAVES 3 FT
SUBSIDING TO 1 TO 2 FT.
SUN...NE WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON, THEN
INCREASING TO 15 TO 20 KT. WAVES 1 TO 2 FT... BUILDING TO 3 FT AFTER
MIDNIGHT.
ANZ543-260800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
500 PM EDT WED MAR 25 2026
REST OF THIS AFTERNOON
S WINDS 10 KT. WAVES 1 FT.
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI...SW WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT IN THE
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 FT. RAIN.
FRI NIGHT
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. RAIN LIKELY.
SAT...N WINDS 20 TO 25 KT
DIMINISHING TO 5 TO 10 KT. WAVES 1 TO
2 FT.
SUN...NE WINDS 5 TO 10 KT
BECOMING S 15 TO 20 KT. WAVES 1 TO
2 FT.
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