351
FZUS51 KLWX 231458
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
958 AM EST TUE DEC 23 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.
ANZ500-232100-
958 AM EST TUE DEC 23 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A WARM FRONT WILL LIFT INTO THE AREA TODAY, WITH A COLD FRONT
FOLLOWING THIS EVENING. ANOTHER TRANSIENT AREA OF HIGH PRESSURE ON
WEDNESDAY MAY GIVE WAY TO A WARM FRONT THURSDAY. THIS FRONT MAY
STALL NEARBY UNTIL A WAVE OF LOW PRESSURE PUSHES THE BOUNDARY
SOUTHWARD FRIDAY NIGHT. SMALL CRAFT ADVISORIES MAY BE NEEDED LATE
TONIGHT NIGHT INTO WEDNESDAY AS WELL AS FRIDAY.
ANZ535-232100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
958 AM EST TUE DEC 23 2025
REST OF TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN
LATE THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN. A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
ANZ536-232100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
958 AM EST TUE DEC 23 2025
REST OF TODAY
SW WINDS 10 KT. WAVES 1 FT. A CHANCE OF RAIN LATE
THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
WED NIGHT...NE WINDS AROUND 5 KT
BECOMING S AFTER MIDNIGHT. WAVES
1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN. A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ537-232100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON
REST OF TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES
1 TO 2 FT. A CHANCE OF RAIN LATE THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
WED NIGHT...NE WINDS AROUND 5 KT
BECOMING SE AFTER MIDNIGHT.
WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. RAIN LIKELY THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
ANZ530-232100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
958 AM EST TUE DEC 23 2025
REST OF TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY LATE
THIS MORNING.
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
WED...NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING TO
5 TO 10 KT LATE. WAVES 1 TO 2 FT.
WED NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. SNOW, SLEET WITH A CHANCE OF
FREEZING RAIN THROUGH THE DAY. RAIN. FREEZING RAIN THROUGH THE
NIGHT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ531-232100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EST TODAY
REST OF TODAY...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING
SW 5 KT LATE. WAVES 1 TO 2 FT. RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED...NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING TO
5 TO 10 KT LATE. WAVES 2 FT.
WED NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN, SNOW AND
FREEZING RAIN IN THE MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE
OF RAIN AFTER MIDNIGHT.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ538-232100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
958 AM EST TUE DEC 23 2025
REST OF TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. RAIN
LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
WED NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
THU
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW IN
THE MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF RAIN IN
THE MORNING. A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ539-232100-
CHESTER RIVER TO QUEENSTOWN MD-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EST TODAY
REST OF TODAY...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING
SW 5 KT LATE. WAVES 1 TO 2 FT. RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 2 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW IN
THE MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS. A CHANCE OF RAIN IN THE MORNING. A CHANCE OF RAIN AFTER
MIDNIGHT.
ANZ532-232100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EST TODAY
REST OF TODAY
S WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT
LATE. RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED...NW WINDS 15 TO 20 KT
BECOMING N 5 TO 10 KT LATE. WAVES
2 FT.
WED NIGHT...N WINDS 5 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
E WINDS 10 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW IN THE
MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ540-232100-
EASTERN BAY-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EST TODAY
REST OF TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 1 TO 2 FT. RAIN LIKELY LATE THIS
MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW IN
THE MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS. A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ533-232100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON
REST OF TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 2 TO 3 FT... SUBSIDING TO 1 FT
LATE. RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED...NW WINDS 15 TO 20 KT
BECOMING N 5 TO 10 KT LATE. WAVES
2 FT.
WED NIGHT...N WINDS 5 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT IN THE AFTERNOON.
WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI...NE WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN IN THE MORNING. RAIN THROUGH THE NIGHT, THEN
A CHANCE OF RAIN AFTER MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ541-232100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON
REST OF TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE THIS
MORNING AND EARLY AFTERNOON. WAVES 1 TO 2 FT. RAIN LIKELY LATE THIS
MORNING.
TONIGHT
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED...NW WINDS 15 TO 20 KT
BECOMING N 5 TO 10 KT LATE. WAVES
2 FT.
WED NIGHT...N WINDS AROUND 5 KT
BECOMING SE AFTER MIDNIGHT. WAVES
1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
E WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW IN
THE MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ542-232100-
PATUXENT RIVER TO BROOMES ISLAND MD-
958 AM EST TUE DEC 23 2025
REST OF TODAY
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. RAIN THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT.
ANZ534-232100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON
REST OF TODAY...SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING TO 10 KT LATE. WAVES 2 TO 3 FT. RAIN LIKELY LATE THIS
MORNING.
TONIGHT
W WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED...NW WINDS 15 TO 20 KT
BECOMING N 5 TO 10 KT LATE. WAVES
3 FT.
WED NIGHT...N WINDS 5 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING W IN THE AFTERNOON. WAVES
2 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI...E WINDS 10 TO 15 KT
BECOMING 10 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN IN THE MORNING. RAIN LIKELY THROUGH THE NIGHT, THEN A
CHANCE OF RAIN AFTER MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
ANZ543-232100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
958 AM EST TUE DEC 23 2025
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 PM EST THIS AFTERNOON
REST OF TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES
2 FT. RAIN LIKELY LATE THIS MORNING.
TONIGHT
W WINDS 10 TO 15 KT. WAVES 1 FT.
WED...NW WINDS 15 TO 20 KT
BECOMING N 5 TO 10 KT LATE. WAVES
2 FT.
WED NIGHT...N WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES
1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING W IN THE AFTERNOON. WAVES
1 FT. A CHANCE OF RAIN.
THU NIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. RAIN LIKELY THROUGH THE NIGHT, THEN A CHANCE OF RAIN AFTER
MIDNIGHT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
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