575
FZUS51 KLWX 070000
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
759 PM EDT MON APR 6 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.
ANZ500-070800-
759 PM EDT MON APR 6 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A REINFORCING COLD FRONT WILL MOVE ACROSS THE WATERS ON TUESDAY
BEFORE HIGH PRESSURE BUILDS OVERHEAD ON WEDNESDAY.
ANZ535-070800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT.
TUE NIGHT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT EARLY IN THE
EVENING. WAVES 1 FT.
WED
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
FRI
S WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-070800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-070800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...SW WINDS 10 KT
BECOMING NW LATE. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
WED
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 TO 2 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
SAT...W WINDS 5 KT
BECOMING NE. WAVES 1 FT.
ANZ530-070800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 2 FT.
TUE NIGHT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT. AREAS OF FROST.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU
SE WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
FRI
S WINDS AROUND 5 KT. WAVES FLAT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ531-070800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT.
ANZ538-070800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
NW WINDS 5 KT. WAVES FLAT.
TUE
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.
TUE NIGHT
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT EARLY IN THE
EVENING. WAVES 1 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-070800-
CHESTER RIVER TO QUEENSTOWN MD-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-070800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING NW LATE. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
WED...NE WINDS 10 TO 15 KT
BECOMING E 5 KT IN THE AFTERNOON.
WAVES 1 TO 2 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SE WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SAT...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT.
ANZ540-070800-
EASTERN BAY-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...W WINDS 5 KT
BECOMING S LATE THIS EVENING, THEN
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE 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
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI...SE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ533-070800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...S WINDS 10 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
WED...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING E 5 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SE 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
BECOMING S. WAVES 1 FT OR LESS.
SAT...W WINDS 5 TO 10 KT
BECOMING N. WAVES 1 FT.
ANZ541-070800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...SW WINDS 10 KT
BECOMING NW LATE. WAVES 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT...N WINDS 10 TO 15 KT
BECOMING NE LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT.
WED...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING E 5 KT
IN THE AFTERNOON. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SE WINDS AROUND 5 KT
BECOMING S. WAVES 1 FT OR LESS.
SAT...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT.
ANZ542-070800-
PATUXENT RIVER TO BROOMES ISLAND MD-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
E WINDS 5 KT. WAVES LESS THAN 1 FT.
THU NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
FRI
SE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ534-070800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...S WINDS 10 TO 15 KT
BECOMING NW LATE. WAVES 1 TO 2 FT.
TUE
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT.
TUE NIGHT
N WINDS 15 TO 20 KT. WAVES 3 FT.
WED
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
3 FT...SUBSIDING TO 1 FT IN THE AFTERNOON.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
SAT...SW WINDS 5 TO 10 KT
BECOMING N. WAVES 1 FT.
ANZ543-070800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
759 PM EDT MON APR 6 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
TONIGHT...S WINDS 10 KT
BECOMING NW LATE. WAVES 1 FT.
TUE...NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT
INCREASING TO
25 KT IN THE AFTERNOON. WAVES 2 FT.
TUE NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
WED
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SE WINDS 5 KT
BECOMING S. WAVES 1 FT OR LESS.
SAT...W WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT.
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