911
FZUS51 KLWX 080132
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
932 PM EDT WED OCT 7 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.
ANZ500-080800-
932 PM EDT WED OCT 7 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A DRY COLD FRONT WILL PASS THROUGH THE AREA ON THURSDAY, WITH
ANOTHER AREA OF HIGH PRESSURE BUILDING OVERHEAD FRIDAY AND SATURDAY.
THE REMNANTS OF ISAIAS WILL APPROACH BY SUNDAY, WITH SMALL CRAFT
ADVISORIES POSSIBLE.
ANZ535-080800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
932 PM EDT WED OCT 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THURSDAY THROUGH
THURSDAY AFTERNOON...
REST OF TONIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS. A CHANCE OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-080800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
932 PM EDT WED OCT 7 2026
REST OF TONIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS. A CHANCE OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-080800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT THURSDAY
REST OF TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-080800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
932 PM EDT WED OCT 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THURSDAY THROUGH
THURSDAY AFTERNOON...
REST OF TONIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 KT. WAVES FLAT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN
SE WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ531-080800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
THU...W WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO 20 KT.
WAVES 2 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS. A CHANCE OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-080800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
932 PM EDT WED OCT 7 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EDT THURSDAY THROUGH
THURSDAY AFTERNOON...
REST OF TONIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU...W WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO 20 KT.
WAVES 1 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 KT. WAVES FLAT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
ANZ539-080800-
CHESTER RIVER TO QUEENSTOWN MD-
932 PM EDT WED OCT 7 2026
REST OF TONIGHT
S WINDS 10 KT. WAVES 1 TO 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS. A CHANCE OF TSTMS THROUGH THE NIGHT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-080800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT THURSDAY
REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 10 KT. WAVES 1 TO 2 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE
OF TSTMS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-080800-
EASTERN BAY-
932 PM EDT WED OCT 7 2026
REST OF TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE OF TSTMS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-080800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT THURSDAY
REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S AFTER MIDNIGHT. WAVES
2 FT...BUILDING TO 3 FT. SHOWERS IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN
THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-080800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT THURSDAY
REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS. A CHANCE OF TSTMS.
MON...W WINDS 10 TO 15 KT
BECOMING NW. WAVES 1 TO 2 FT. A CHANCE
OF SHOWERS IN THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-080800-
PATUXENT RIVER TO BROOMES ISLAND MD-
932 PM EDT WED OCT 7 2026
REST OF TONIGHT
SW WINDS 10 KT. WAVES 1 FT.
THU
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE OF
TSTMS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-080800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THURSDAY
REST OF TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
THU...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. GUSTS UP TO 20 KT. WAVES 1 TO 2 FT.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 10 TO 15 KT. WAVES 2 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S AFTER MIDNIGHT. WAVES 3 FT.
SHOWERS. A CHANCE OF TSTMS.
MON...W WINDS 10 TO 15 KT
BECOMING NW. WAVES 1 TO 2 FT. A CHANCE
OF SHOWERS IN THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-080800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
932 PM EDT WED OCT 7 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 AM EDT THURSDAY
REST OF TONIGHT
S WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING W 5 TO
10 KT IN THE AFTERNOON. WAVES 1 TO 2 FT.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 10 KT. WAVES 1 FT. SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S AFTER MIDNIGHT. WAVES 2 TO
3 FT. SHOWERS. A CHANCE OF TSTMS.
MON...W WINDS 15 TO 20 KT
BECOMING NW 10 TO 15 KT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE MORNING.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page