506
FZUS51 KLWX 081133
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
733 AM EDT WED OCT 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.
ANZ500-082000-
733 AM EDT WED OCT 8 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT APPROACHING FROM THE WEST WILL TRACK ACROSS THE WATERS
THIS MORNING. A STRONG AREA OF CANADIAN HIGH PRESSURE WILL BUILD IN
FROM THE NORTH AND WEST THURSDAY INTO FRIDAY. A COASTAL LOW WILL
LIKELY APPROACH FROM THE SOUTH AND EAST THIS WEEKEND. SMALL CRAFT
ADVISORIES WILL LIKELY BE NEEDED THIS WEEKEND, AND GALE CONDITIONS
CAN'T BE RULED OUT.
ANZ535-082000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY...W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT
BECOMING N 15 KT
WITH GUSTS TO 25 KT THIS AFTERNOON. WAVES 1 FT. SHOWERS LIKELY WITH
A SLIGHT CHANCE OF TSTMS THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
FRI
E WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
N WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-082000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY...SW WINDS 10 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
TSTMS THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
N WINDS 10 TO 15 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
N WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-082000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT THIS
AFTERNOON. GUSTS UP TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF TSTMS THIS MORNING, THEN A SLIGHT CHANCE OF
SHOWERS AND TSTMS THIS AFTERNOON. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU
N WINDS 15 TO 20 KT. GUSTS UP TO 25 KT UNTIL LATE AFTERNOON.
WAVES 2 TO 3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. WAVES 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 3 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-082000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...W WINDS 10 TO 15 KT
BECOMING N THIS AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS
MORNING. PATCHY FOG THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
SUN
N WINDS 15 TO 20 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-082000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING N 20 KT
WITH GUSTS TO 25 KT THIS AFTERNOON. WAVES 2 FT. SHOWERS LIKELY WITH
A SLIGHT CHANCE OF TSTMS THIS MORNING. PATCHY FOG THIS MORNING WITH
VSBY 1 NM OR LESS.
TONIGHT
N WINDS 20 TO 25 KT. WAVES 3 FT.
THU...N WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. WAVES 2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-082000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...W WINDS 10 TO 15 KT
BECOMING N THIS AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 FT. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS
THIS MORNING. PATCHY FOG THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
N WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-082000-
CHESTER RIVER TO QUEENSTOWN MD-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 10 TO 15 KT
BECOMING N THIS AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS
THIS MORNING. PATCHY FOG THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI NIGHT
E WINDS 5 KT. WAVES FLAT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-082000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING N
20 KT WITH GUSTS TO 25 KT THIS AFTERNOON. WAVES 2 TO 3 FT. SHOWERS
WITH A SLIGHT CHANCE OF TSTMS THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 20 TO 25 KT. WAVES 3 FT.
THU
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
THU NIGHT
NE WINDS 10 KT. WAVES 1 TO 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 3 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-082000-
EASTERN BAY-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 10 TO 15 KT
BECOMING N THIS AFTERNOON. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS
THIS MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU...N WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. WAVES 1 TO
2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-082000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 15 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
25 KT. WAVES 2 TO 3 FT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS
MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 20 TO 25 KT. WAVES 4 FT.
THU...N WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT LATE. WAVES
3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT. WAVES 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT. A
CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...N WINDS 25 TO 30 KT. WAVES 3 FT
BUILDING TO 4 FT. A CHANCE
OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-082000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 15 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
25 KT. WAVES 2 FT. SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS
MORNING WITH VSBY 1 NM OR LESS.
TONIGHT
N WINDS 20 TO 25 KT. WAVES 2 FT.
THU...N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING TO
10 KT LATE. WAVES 2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-082000-
PATUXENT RIVER TO BROOMES ISLAND MD-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 10 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
20 KT. WAVES 1 FT. PATCHY FOG THIS MORNING. SHOWERS WITH A SLIGHT
CHANCE OF TSTMS THIS MORNING, THEN A SLIGHT CHANCE OF SHOWERS AND
TSTMS THIS AFTERNOON. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-082000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 15 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
25 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS
THIS MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS
THIS AFTERNOON. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
THU...N WINDS 20 TO 25 KT
BECOMING NE 10 TO 15 KT LATE. WAVES
3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 10 KT. WAVES 1 FT.
SAT...NE WINDS 20 TO 25 KT. WAVES 2 TO 3 FT
BUILDING TO 4 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...N WINDS 25 TO 30 KT. WAVES 4 FT
BUILDING TO 5 FT. A CHANCE
OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-082000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
733 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TODAY...SW WINDS 15 KT
BECOMING NW THIS AFTERNOON. GUSTS UP TO
25 KT. WAVES 2 FT. SHOWERS LIKELY WITH A SLIGHT CHANCE OF TSTMS THIS
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS THIS
AFTERNOON. VSBY 1 NM OR LESS THIS MORNING.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU...N WINDS 20 TO 25 KT
BECOMING NE 10 TO 15 KT IN THE
AFTERNOON. WAVES 2 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
E WINDS 10 TO 15 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 25 TO 30 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page