608
FZUS51 KLWX 201158
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
657 AM EST FRI FEB 20 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.
ANZ500-202100-
657 AM EST FRI FEB 20 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
MARINE DENSE FOG ADVISORIES REMAIN IN EFFECT THROUGH EARLY THIS
MORNING FOR ALL WATERS. A COLD FRONT WILL PUSH ACROSS THE WATERS
FRIDAY AFTERNOON BRINGING A SHORT WINDOW OF NEAR SMALL CRAFT
ADVISORY CONDITIONS. BRIEF HIGH PRESSURE IS FORECAST SATURDAY BEFORE
LOW PRESSURE DEVELOPS ALONG THE COAST SUNDAY INTO MONDAY. SMALL
CRAFT ADVISORIES ARE LIKELY SUNDAY THROUGH TUESDAY. GALE CONDITIONS
ARE POSSIBLE SUNDAY NIGHT INTO MONDAY MORNING ESPECIALLY OVER THE
OPEN WATERS.
ANZ535-202100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...SE WINDS 5 KT
BECOMING SW WITH GUSTS TO 20 KT LATE. WAVES
1 FT. RAIN THIS MORNING. AREAS OF DENSE FOG THIS MORNING WITH VSBY
1 NM OR LESS.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NW WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
RAIN.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW IN THE
MORNING.
TUE...W WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
ANZ536-202100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...S WINDS 5 KT
BECOMING SW WITH GUSTS TO 20 KT LATE. WAVES
1 FT. RAIN THIS MORNING. AREAS OF DENSE FOG THIS MORNING WITH VSBY
1 NM OR LESS.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW IN
THE MORNING.
TUE...NW WINDS 10 TO 15 KT
BECOMING SE 5 TO 10 KT. WAVES 1 FT.
ANZ537-202100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...SE WINDS 10 KT
BECOMING SW LATE THIS MORNING AND
AFTERNOON. WAVES 1 FT. RAIN THIS MORNING. AREAS OF DENSE FOG THIS
MORNING WITH VSBY 1 NM OR LESS.
TONIGHT...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 KT LATE. WAVES 1 TO 2 FT.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
RAIN.
SUN
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 TO 2 FT. RAIN.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SNOW AND RAIN.
MON
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING, THEN A CHANCE OF SNOW AND RAIN IN THE AFTERNOON.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ530-202100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING S THIS AFTERNOON. WAVES 1 FT.
RAIN, MAINLY THIS MORNING. PATCHY DENSE FOG THIS MORNING, THEN
PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS... INCREASING TO 1 TO
3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW IN THE
MORNING.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT. WAVES 1 FT.
ANZ531-202100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING S THIS AFTERNOON. WAVES 1 FT.
RAIN THIS MORNING. AREAS OF DENSE FOG THIS MORNING, THEN PATCHY FOG
THIS AFTERNOON. VSBY 1 NM OR LESS...INCREASING TO 1 TO 3 NM THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ538-202100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY
SE WINDS 5 KT. WAVES LESS THAN 1 FT. RAIN THIS MORNING.
AREAS OF DENSE FOG THIS MORNING, THEN PATCHY FOG THIS AFTERNOON.
VSBY 1 NM OR LESS...INCREASING TO 1 TO 3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
NW WINDS 5 KT. WAVES FLAT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. RAIN AND SNOW.
SUN NIGHT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW IN THE
MORNING.
TUE...NW WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
ANZ539-202100-
CHESTER RIVER TO QUEENSTOWN MD-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING SW THIS AFTERNOON. WAVES 1 FT
OR LESS. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG THIS MORNING,
THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS...INCREASING TO
1 TO 3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. RAIN AND SNOW.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ532-202100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...SE WINDS 5 KT
BECOMING S LATE. WAVES 1 FT. RAIN THIS
MORNING. AREAS OF DENSE FOG THIS MORNING, THEN PATCHY FOG THIS
AFTERNOON. VSBY 1 NM OR LESS.
TONIGHT
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ540-202100-
EASTERN BAY-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING SW THIS AFTERNOON. WAVES
1 FT. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG THIS MORNING,
THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS...INCREASING TO
1 TO 3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW
THROUGH THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 FT.
ANZ533-202100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING SW THIS AFTERNOON. WAVES
1 FT. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG THIS MORNING,
THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS.
TONIGHT...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 TO 10 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT. SNOW AND RAIN.
MON
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW
THROUGH THE DAY.
TUE...NW WINDS 15 TO 20 KT
BECOMING W AROUND 5 KT IN THE EVENING,
THEN BECOMING S 10 TO 15 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
ANZ541-202100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 TO 10 KT
BECOMING SW THIS AFTERNOON. WAVES
1 FT. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG THIS MORNING,
THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS...INCREASING TO
1 TO 3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 TO 2 FT.
SAT
NW WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN AND SNOW.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
SNOW AND RAIN.
MON
NW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE EVENING,
THEN BECOMING S 10 TO 15 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
ANZ542-202100-
PATUXENT RIVER TO BROOMES ISLAND MD-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...E WINDS 5 KT
BECOMING SW THIS AFTERNOON. WAVES 1 FT. RAIN
THIS MORNING. AREAS OF DENSE FOG THIS MORNING, THEN PATCHY FOG THIS
AFTERNOON. VSBY 1 NM OR LESS...INCREASING TO 1 TO 3 NM THIS
AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
RAIN.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.
SUN NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
SNOW AND RAIN.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 FT.
ANZ534-202100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...SE WINDS 10 KT
BECOMING SW LATE THIS MORNING AND
AFTERNOON. WAVES 1 FT. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG
THIS MORNING, THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS.
TONIGHT...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 TO 10 KT AFTER MIDNIGHT. WAVES 2 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
RAIN.
SUN
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 TO 2 FT. RAIN.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SNOW AND RAIN.
MON...NW WINDS 15 TO 20 KT. WAVES 4 FT
SUBSIDING TO 2 TO 3 FT. A
CHANCE OF SNOW THROUGH THE DAY.
TUE...NW WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 TO 2 FT.
ANZ543-202100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
658 AM EST FRI FEB 20 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM EST THIS MORNING
TODAY...SE WINDS 10 KT
BECOMING SW LATE THIS MORNING AND
AFTERNOON. WAVES 1 FT. RAIN, MAINLY THIS MORNING. AREAS OF DENSE FOG
THIS MORNING, THEN PATCHY FOG THIS AFTERNOON. VSBY 1 NM OR LESS...
INCREASING TO 1 TO 3 NM THIS AFTERNOON.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 FT. RAIN.
SUN NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
SNOW AND RAIN.
MON
NW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SNOW THROUGH
THE DAY.
TUE...NW WINDS 15 TO 20 KT
BECOMING W 5 KT IN THE EVENING, THEN
BECOMING S 10 TO 15 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
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