593
FZUS51 KLWX 261827
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
226 PM EDT MON OCT 26 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.
ANZ500-270800-
226 PM EDT MON OCT 26 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL SETTLE OVER THE TENNESSEE VALLEY AND WEAKEN
TONIGHT WHILE A COLD FRONT APPROACHES FROM THE NORTH. THIS FRONT
WILL COME THROUGH DRY TUESDAY MORNING, FOLLOWED BY ANOTHER LARGE
AREA OF HIGH PRESSURE THROUGH THE END OF THE WEEK. A BRIEF PERIOD OF
SMALL CRAFT ADVISORY CONDITIONS IS POSSIBLE ON THE CHESAPEAKE BAY
TUESDAY MORNING IN NORTH TO NORTHEAST FLOW.
ANZ535-270800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ536-270800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ537-270800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
TUE NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES FLAT.
FRI
W WINDS AROUND 5 KT. WAVES FLAT.
ANZ530-270800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...NW WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT OR
LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
SW WINDS AROUND 5 KT. WAVES FLAT.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
ANZ531-270800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 5 KT
BECOMING N LATE. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
TUE NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ538-270800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES FLAT.
TONIGHT
NW WINDS 5 KT. WAVES FLAT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES FLAT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES FLAT.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
ANZ539-270800-
CHESTER RIVER TO QUEENSTOWN MD-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
SW WINDS 5 KT. WAVES FLAT.
TONIGHT...W WINDS 5 KT
BECOMING N LATE. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES FLAT.
FRI
W WINDS AROUND 5 KT. WAVES FLAT.
ANZ532-270800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT.
TUE...NE WINDS 10 TO 15 KT
BECOMING N 5 KT LATE. GUSTS UP TO
20 KT UNTIL LATE AFTERNOON. WAVES 1 FT.
TUE NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI...W WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT OR LESS.
ANZ540-270800-
EASTERN BAY-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 5 KT
BECOMING N LATE. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES FLAT.
FRI
W WINDS AROUND 5 KT. WAVES FLAT.
ANZ533-270800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES FLAT.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT OR LESS.
TUE
N WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
TUE NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI...W WINDS AROUND 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
ANZ541-270800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
TUE NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ542-270800-
PATUXENT RIVER TO BROOMES ISLAND MD-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
ANZ534-270800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
TUE NIGHT
E 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
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ543-270800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
226 PM EDT MON OCT 26 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
TUE NIGHT
NE 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
S WINDS AROUND 5 KT. WAVES FLAT.
FRI
W WINDS AROUND 5 KT. WAVES FLAT.
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