608
FZUS51 KLWX 082057
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
457 PM EDT THU OCT 8 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.
ANZ500-090800-
457 PM EDT THU OCT 8 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A DRY COLD FRONT WILL PASS THROUGH THE AREA TODAY, WITH ANOTHER AREA
OF HIGH PRESSURE BUILDING OVERHEAD FRIDAY AND SATURDAY. THE
REMNANTS OF ISAIAS WILL APPROACH BY SUNDAY, WITH SMALL CRAFT
ADVISORIES LIKELY SATURDAY NIGHT THROUGH SUNDAY. GALE-FORCE WINDS
CAN NOT BE RULED OUT DURING THIS TIME EITHER.
ANZ535-090800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
457 PM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
SUN...E WINDS 10 TO 15 KT
BECOMING N 5 KT AFTER MIDNIGHT. WAVES
1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ536-090800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN...E WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ537-090800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 3 FT...SUBSIDING TO 2 FT AFTER MIDNIGHT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY, MAINLY IN
THE MORNING.
ANZ530-090800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
457 PM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ531-090800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
457 PM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
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 1 FT OR LESS.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ538-090800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
457 PM EDT THU OCT 8 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY IN
THE MORNING.
ANZ539-090800-
CHESTER RIVER TO QUEENSTOWN MD-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 KT. WAVES FLAT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ532-090800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...E WINDS 15 TO 20 KT
BECOMING S 10 KT AFTER MIDNIGHT. WAVES
2 TO 3 FT. SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY IN THE
MORNING.
ANZ540-090800-
EASTERN BAY-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 KT. WAVES FLAT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...E WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY, MAINLY IN
THE MORNING.
ANZ533-090800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY, MAINLY
IN THE MORNING.
ANZ541-090800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY, MAINLY IN
THE MORNING.
ANZ542-090800-
PATUXENT RIVER TO BROOMES ISLAND MD-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
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 1 FT OR LESS.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...SE WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY, MAINLY IN
THE MORNING.
ANZ534-090800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS.
SUN...SE WINDS 20 TO 25 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 3 FT...BUILDING TO 4 FT IN THE AFTERNOON AND EVENING, THEN
SUBSIDING TO 3 FT AFTER MIDNIGHT. SHOWERS.
MON...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 TO 10 KT. WAVES 1 TO
2 FT. SHOWERS LIKELY, MAINLY IN THE MORNING.
ANZ543-090800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
457 PM EDT THU OCT 8 2026
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN...SE WINDS 15 TO 20 KT
BECOMING S 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS.
MON...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 TO 10 KT. WAVES 1 TO
2 FT. SHOWERS LIKELY, MAINLY IN THE MORNING.
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