630
FZUS51 KLWX 310628
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
228 AM EDT SUN MAY 31 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.
ANZ500-312000-
228 AM EDT SUN MAY 31 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL BUILD ACROSS THE AREA TODAY. A WEAK FRONT WILL
DROP THROUGH THE AREA MONDAY, WITH AN AREA OF LOW PRESSURE POSSIBLY
PASSING OFF THE COAST MIDWEEK. A SMALL CRAFT ADVISORY MAY BE NEEDED
FOR PORTIONS OF THE WATERS AGAIN TUESDAY INTO WEDNESDAY.
ANZ535-312000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-312000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-312000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS 5 TO 10 KT
BECOMING N IN THE AFTERNOON. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 2 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ530-312000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ531-312000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ538-312000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-312000-
CHESTER RIVER TO QUEENSTOWN MD-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-312000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ540-312000-
EASTERN BAY-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ533-312000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. WAVES 3 FT.
MON...W WINDS 5 TO 10 KT
BECOMING N IN THE AFTERNOON. WAVES 2 TO
3 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.
TUE...NE WINDS 5 TO 10 KT. WAVES 3 FT
SUBSIDING TO 1 FT IN THE
AFTERNOON.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU...N WINDS 5 KT
BECOMING S. WAVES 1 FT.
ANZ541-312000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ542-312000-
PATUXENT RIVER TO BROOMES ISLAND MD-
228 AM EDT SUN MAY 31 2026
OVERNIGHT
LIGHT WINDS. WAVES 1 FT OR LESS.
SUN
N WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS 5 KT
BECOMING N IN THE AFTERNOON. WAVES 1 FT.
MON NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ534-312000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
228 AM EDT SUN MAY 31 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH MONDAY
MORNING...
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 3 FT.
MON...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. WAVES 2 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. WAVES 2 TO 3 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU...N WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
ANZ543-312000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
228 AM EDT SUN MAY 31 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH MONDAY
MORNING...
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN...NW WINDS 5 TO 10 KT
BECOMING W LATE. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 3 FT.
MON...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
NE WINDS 10 TO 15 KT. WAVES 2 FT.
TUE
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
THU...N WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
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