925
FZUS51 KLWX 050257
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1057 PM EDT SUN OCT 4 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.
ANZ500-050800-
1057 PM EDT SUN OCT 4 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL REMAINS STALLED NEAR THE CAROLINA COAST TO FINISH
THE WEEKEND. A STRONGER COLD FRONT SHOULD CROSS THE WATERS EARLY
MONDAY BEFORE CANADIAN HIGH PRESSURE SETTLES OVER THE REGION
THROUGH MID-WEEK. THIS AREA OF HIGH PRESSURE DROPS TO THE SOUTH
AHEAD OF ANOTHER FRONTAL SYSTEM. SMALL CRAFT ADVISORIES WILL LIKELY
BE NEEDED MIDDAY MONDAY INTO TUESDAY MORNING.
ANZ535-050800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
LIGHT WINDS. WAVES FLAT. AREAS OF DENSE FOG WITH
VSBY 1 NM OR LESS.
MON
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT. AREAS OF DENSE FOG. VSBY 1 NM OR LESS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-050800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 NM OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ537-050800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 TO 3 NM.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ530-050800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES FLAT.
MON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...NW WINDS 5 KT
BECOMING W. WAVES 1 FT.
ANZ531-050800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES FLAT.
MON
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FT.
MON NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ538-050800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
MON
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ539-050800-
CHESTER RIVER TO QUEENSTOWN MD-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES FLAT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 10 KT. WAVES 2 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-050800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FT. PATCHY FOG. VSBY 1 TO 3 NM.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT
DIMINISHING TO 5 KT IN THE AFTERNOON.
WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 KT. WAVES FLAT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...NE WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ540-050800-
EASTERN BAY-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES FLAT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI...W WINDS 5 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.
ANZ533-050800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FT. PATCHY FOG. VSBY 1 TO 3 NM.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ541-050800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
FRI...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ542-050800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG
WITH VSBY 1 TO 3 NM.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 TO 3 NM.
MON NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ534-050800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG WITH
VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
2 FT.
TUE NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
FRI...N WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
ANZ543-050800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1057 PM EDT SUN OCT 4 2026
REST OF TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG WITH
VSBY 1 TO 3 NM.
MON
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
FRI...N WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
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