505
FZUS51 KLWX 062357
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
756 PM EDT SUN SEP 6 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.
ANZ500-070800-
756 PM EDT SUN SEP 6 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
COULD HAVE A FEW GUSTS NEAR SMALL CRAFT ADVISORY LEVELS THIS
AFTERNOON IN NORTHERLY CHANNELING. OTHERWISE, WINDS BECOME
NORTHEASTERLY MONDAY BEFORE BECOMING SOUTHERLY TUESDAY, BUT REMAIN
BELOW SMALL CRAFT LEVELS. SMALL CRAFT WINDS POSSIBLE WEDNESDAY INTO
THURSDAY AHEAD OF A COLD FRONT.
ANZ535-070800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
756 PM EDT SUN SEP 6 2026
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS
THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
NE WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-070800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
756 PM EDT SUN SEP 6 2026
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 5 TO 10 KT
BECOMING SE. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-070800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 FT.
WED NIGHT
S WINDS 15 TO 20 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT.
ANZ530-070800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
756 PM EDT SUN SEP 6 2026
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
N WINDS AROUND 5 KT. WAVES FLAT.
MON NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
TUE
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU...W WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT OR
LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-070800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
TUE...NW WINDS AROUND 5 KT
BECOMING S IN THE AFTERNOON. WAVES
1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES
2 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 10 TO 15 KT...BECOMING E 5 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-070800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
756 PM EDT SUN SEP 6 2026
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NE WINDS 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS AROUND 5 KT. WAVES FLAT.
TUE...NW WINDS AROUND 5 KT
BECOMING S IN THE AFTERNOON. WAVES
1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS
THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT OR
LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-070800-
CHESTER RIVER TO QUEENSTOWN MD-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
N WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
TUE
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-070800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A CHANCE OF
SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 10 TO 15 KT
BECOMING E 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-070800-
EASTERN BAY-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED NIGHT
S WINDS 15 TO 20 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI...N WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT OR
LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-070800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 10 TO 15 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT.
ANZ541-070800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO 1 FT OR LESS.
ANZ542-070800-
PATUXENT RIVER TO BROOMES ISLAND MD-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT.
ANZ534-070800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
WED...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
BUILDING TO 3 FT IN THE AFTERNOON.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...SW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 TO 2 FT.
ANZ543-070800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
756 PM EDT SUN SEP 6 2026
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
W WINDS AROUND 5 KT. WAVES FLAT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...SW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
FRI...N WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 FT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page