875
FZUS51 KLWX 240858
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
457 AM EDT TUE MAR 24 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.
ANZ500-242300-
457 AM EDT TUE MAR 24 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL BUILD IN BEHIND A DEPARTING COLD FRONT AND
PERSIST THROUGH MIDWEEK. THE NEXT COLD FRONT APPROACHES THURSDAY,
THEN CROSSES SOMETIME THURSDAY NIGHT INTO FRIDAY. SMALL CRAFT
ADVISORIES MAY BE NEEDED THURSDAY THROUGH SATURDAY.
ANZ535-242300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 10 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT UNTIL LATE AFTERNOON
BECOMING LIGHT.
WAVES 1 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 FT. RAIN
LIKELY THROUGH THE DAY. A CHANCE OF RAIN THROUGH THE NIGHT.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ536-242300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 15 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N. WAVES 1 FT. RAIN LIKELY .
SAT...N WINDS 10 TO 15 KT
BECOMING NW AROUND 5 KT. WAVES 1 FT.
ANZ537-242300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT. WAVES 3 FT.
TODAY...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING SE 5 KT
LATE. WAVES 1 TO 2 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 2 FT. A CHANCE OF
RAIN IN THE MORNING, THEN RAIN LIKELY THROUGH THE NIGHT. A CHANCE OF
RAIN AFTER MIDNIGHT.
SAT...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
ANZ530-242300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 10 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT OR LESS.
TONIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY.
FRI...NW WINDS 10 TO 15 KT
BECOMING N. WAVES 1 FT. RAIN LIKELY,
MAINLY IN THE MORNING.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ531-242300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY...N WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.
FRI...W WINDS 15 KT
BECOMING N. WAVES 2 FT. RAIN LIKELY THROUGH
THE DAY. A CHANCE OF RAIN IN THE EVENING.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 TO 2 FT.
ANZ538-242300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 10 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT
BECOMING SE IN THE AFTERNOON. WAVES
1 FT OR LESS.
TONIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 KT. WAVES 1 FT. RAIN LIKELY.
FRI...NW WINDS 10 TO 15 KT
BECOMING N. WAVES 1 FT. RAIN LIKELY
THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ539-242300-
CHESTER RIVER TO QUEENSTOWN MD-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 15 KT. WAVES 2 FT.
TODAY...N WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
RAIN LIKELY.
FRI...W WINDS 15 KT
BECOMING N. WAVES 2 FT. RAIN LIKELY THROUGH
THE DAY. A CHANCE OF RAIN IN THE EVENING.
SAT...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 TO 2 FT.
ANZ532-242300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT. WAVES 2 FT.
TODAY...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING SE 5 KT
LATE. WAVES 1 TO 2 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 2 FT. RAIN LIKELY
THROUGH THE DAY. A CHANCE OF RAIN THROUGH THE NIGHT.
SAT...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ540-242300-
EASTERN BAY-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY...N WINDS 10 TO 15 KT
BECOMING NW AROUND 5 KT IN THE
AFTERNOON. WAVES 1 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF RAIN.
FRI...W WINDS 15 KT
BECOMING N. WAVES 1 TO 2 FT. RAIN LIKELY
THROUGH THE DAY. A CHANCE OF RAIN THROUGH THE NIGHT.
SAT...N WINDS 10 TO 15 KT
BECOMING NW 5 KT. WAVES 1 FT.
ANZ533-242300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT. WAVES 3 FT.
TODAY...N WINDS 15 TO 20 KT
DIMINISHING TO 5 TO 10 KT IN THE
AFTERNOON. WAVES 3 FT...SUBSIDING TO 1 FT IN THE AFTERNOON.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF
RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 2 TO 3 FT. RAIN
LIKELY THROUGH THE DAY. A CHANCE OF RAIN THROUGH THE NIGHT.
SAT...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
ANZ541-242300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT. WAVES 2 FT.
TODAY...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING W
AROUND 5 KT LATE. WAVES 1 TO 2 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 2 FT. RAIN LIKELY
THROUGH THE DAY. A CHANCE OF RAIN THROUGH THE NIGHT.
SAT...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ542-242300-
PATUXENT RIVER TO BROOMES ISLAND MD-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NE 5 KT
IN THE AFTERNOON. WAVES 1 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT. WAVES 1 FT.
THU NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.
FRI...W WINDS 10 TO 15 KT
BECOMING N. WAVES 1 FT. RAIN LIKELY .
SAT...N WINDS 10 TO 15 KT
BECOMING NW 5 KT. WAVES 1 FT.
ANZ534-242300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
4 FT.
TODAY...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. WAVES 2 TO 3 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU NIGHT
SW WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 2 TO 3 FT. A CHANCE
OF RAIN IN THE MORNING, THEN RAIN LIKELY THROUGH THE NIGHT. A CHANCE
OF RAIN AFTER MIDNIGHT.
SAT...N WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 3 FT...SUBSIDING TO 1 FT.
ANZ543-242300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
457 AM EDT TUE MAR 24 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 AM EDT EARLY THIS
MORNING...
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU NIGHT
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
FRI...W WINDS 15 TO 20 KT
BECOMING N. WAVES 1 TO 2 FT. A CHANCE
OF RAIN IN THE MORNING, THEN RAIN LIKELY THROUGH THE NIGHT. A CHANCE
OF RAIN AFTER MIDNIGHT.
SAT...N WINDS 15 TO 20 KT
BECOMING NW 5 TO 10 KT. WAVES 1 TO
2 FT.
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