487
FZUS51 KLWX 281157
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
757 AM EDT MON SEP 28 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.
ANZ500-282000-
757 AM EDT MON SEP 28 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A NOR'EASTER WILL DEPART NORTHEASTWARD FROM THE MID ATLANTIC COAST
TODAY. HIGH PRESSURE WILL BUILD INTO THE AREA TUESDAY AND WEDNESDAY
BEFORE MOVING EASTWARD THURSDAY.
ANZ535-282000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
757 AM EDT MON SEP 28 2026
TODAY
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI...SW WINDS 5 KT
BECOMING N. WAVES 1 FT.
ANZ536-282000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
757 AM EDT MON SEP 28 2026
TODAY
NW WINDS 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...W WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ537-282000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 KT. WAVES 1 TO 2 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS THROUGH THE NIGHT.
ANZ530-282000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
757 AM EDT MON SEP 28 2026
TODAY
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 FT. SCATTERED SHOWERS THIS MORNING.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ531-282000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SCATTERED SHOWERS THIS MORNING.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ538-282000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
757 AM EDT MON SEP 28 2026
TODAY
NW WINDS 10 KT. WAVES 1 FT. SCATTERED SHOWERS THIS MORNING.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS 5 KT. WAVES FLAT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
E WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS 5 KT. WAVES FLAT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT OR
LESS.
ANZ539-282000-
CHESTER RIVER TO QUEENSTOWN MD-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 KT LATE. WAVES 1 TO 2 FT. SCATTERED SHOWERS THIS MORNING.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ532-282000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
ISOLATED SHOWERS THIS MORNING.
TONIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
NW WINDS 5 KT. WAVES FLAT.
TUE NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
WED...W WINDS AROUND 5 KT
BECOMING SE IN THE AFTERNOON. WAVES
1 FT OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ540-282000-
EASTERN BAY-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 KT. WAVES 1 FT. ISOLATED SHOWERS THIS MORNING.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
ANZ533-282000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
WED...W WINDS AROUND 5 KT
BECOMING S IN THE AFTERNOON. WAVES 1 FT
OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT. WAVES 1 TO
2 FT.
ANZ541-282000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT. WAVES 1 FT.
ANZ542-282000-
PATUXENT RIVER TO BROOMES ISLAND MD-
757 AM EDT MON SEP 28 2026
TODAY
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
LIGHT WINDS. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N. WAVES 1 FT.
ANZ534-282000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT. WAVES 2 FT.
TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED...W WINDS AROUND 5 KT
BECOMING S IN THE AFTERNOON. WAVES 1 FT
OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
ANZ543-282000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
757 AM EDT MON SEP 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
W WINDS AROUND 5 KT. WAVES FLAT.
WED
SW WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
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