789
FZUS51 KLWX 081735
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
134 PM EDT MON SEP 8 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.
ANZ500-090800-
134 PM EDT MON SEP 8 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
CANADIAN HIGH PRESSURE WILL BUILD IN FROM THE WEST TONDAY, THEN
SETTLE TO THE NORTH OF THE AREA BY THE MIDDLE OF THE WEEK AS A WAVE
OF LOW PRESSURE PASSES OFFSHORE. A DRY COLD FRONT WILL CROSS THE
REGION THURSDAY. SMALL CRAFT ADVISORIES MAY BE NEEDED FOR PORTIONS
OF THE WATERS MONDAY NIGHT THROUGH WEDNESDAY.
ANZ535-090800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
N WINDS 5 KT. WAVES LESS THAN 1 FT.
WED NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
THU
N WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NE WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-090800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
N WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NE WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-090800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ530-090800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ531-090800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
WED
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-090800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
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
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
N WINDS AROUND 5 KT. WAVES FLAT.
FRI
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-090800-
CHESTER RIVER TO QUEENSTOWN MD-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
N WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ532-090800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
WED
N WINDS 10 TO 15 KT. WAVES 2 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ540-090800-
EASTERN BAY-
134 PM EDT MON SEP 8 2025
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
N WINDS 10 TO 15 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ533-090800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
WED
N WINDS 10 TO 15 KT. WAVES 2 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ541-090800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 10 KT. WAVES 1 FT.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
WED
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ542-090800-
PATUXENT RIVER TO BROOMES ISLAND MD-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TONIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE NIGHT
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED
N WINDS 10 KT. WAVES 1 FT.
WED NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-090800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TUE
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TUE NIGHT
NE WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
WED
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT.
WED NIGHT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ543-090800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
134 PM EDT MON SEP 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
THIS AFTERNOON
NE WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT.
TUE
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
WED
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS.
WED NIGHT
N WINDS 10 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
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