982
FZUS51 KLWX 102358
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
658 PM EST WED DEC 10 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.
ANZ500-110900-
658 PM EST WED DEC 10 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A CLIPPER SYSTEM WILL MOVE THROUGH THE AREA THIS EVENING, THEN A
SECONDARY COLD FRONT WILL CROSS THE WATERS BY EARLY THURSDAY. WEAK
HIGH PRESSURE WILL RETURN FOR THURSDAY NIGHT BEFORE ANOTHER COLD
FRONT RACES ACROSS THE WATERS ON FRIDAY AFTERNOON. ANOTHER AREA OF
LOW PRESSURE MAY IMPACT THE REGION OVER THE WEEKEND BEFORE ARCTIC
HIGH PRESSURE MOVES IN BY EARLY NEXT WEEK. SMALL CRAFT ADVISORIES
MAY BE NEEDED THURSDAY NIGHT, AND AGAIN OVER THE WEEKEND. GALE
CONDITIONS ARE POSSIBLE ON SUNDAY.
ANZ535-110900-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 10 KT
BECOMING NW LATE. GUSTS UP TO 25 KT.
WAVES 1 FT.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SNOW.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.
ANZ536-110900-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 KT
BECOMING NW LATE. GUSTS UP TO 25 KT.
WAVES 1 TO 2 FT.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT. WAVES 1 FT.
ANZ537-110900-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 TO 20 KT
BECOMING NW LATE. GUSTS UP TO
30 KT. WAVES 2 TO 3 FT.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ530-110900-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 KT...BECOMING NW LATE. GUSTS UP TO 25 KT
INCREASING TO 30 KT LATE. WAVES 2 FT. A CHANCE OF RAIN THIS EVENING.
THU
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 FT.
ANZ531-110900-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 TO 20 KT
BECOMING NW LATE. GUSTS UP TO
25 KT...INCREASING TO 30 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT. A
CHANCE OF RAIN THIS EVENING.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT.
ANZ538-110900-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO
25 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN THIS EVENING.
THU
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW IN THE
MORNING.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ539-110900-
CHESTER RIVER TO QUEENSTOWN MD-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 TO 20 KT
BECOMING NW LATE. GUSTS UP TO
25 KT...INCREASING TO 30 KT LATE. WAVES 2 TO 3 FT. A CHANCE OF RAIN
THIS EVENING.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU NIGHT...W WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. GUSTS
UP TO 25 KT. WAVES 2 TO 3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT.
ANZ532-110900-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 TO 20 KT
BECOMING NW LATE. GUSTS UP TO
30 KT. WAVES 3 FT. A SLIGHT CHANCE OF RAIN THIS EVENING.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W. WAVES 1 TO 2 FT.
ANZ540-110900-
EASTERN BAY-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 TO 20 KT
BECOMING NW LATE. GUSTS UP TO
30 KT. WAVES 2 TO 3 FT. A SLIGHT CHANCE OF RAIN THIS EVENING.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SNOW IN THE
MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W. WAVES 1 TO 2 FT.
ANZ533-110900-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 20 KT
BECOMING NW LATE. GUSTS UP TO 30 KT.
WAVES 3 FT.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF
SNOW.
SUN
NW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
ANZ541-110900-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 20 KT
BECOMING NW LATE. GUSTS UP TO 30 KT.
WAVES 3 FT.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU NIGHT
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 15 TO 20 KT
BECOMING W 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ542-110900-
PATUXENT RIVER TO BROOMES ISLAND MD-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 15 KT
BECOMING NW LATE. GUSTS UP TO 30 KT.
WAVES 1 FT.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU NIGHT
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW IN THE
MORNING.
MON...NW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 FT.
ANZ534-110900-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 20 TO 25 KT
BECOMING NW LATE. GUSTS UP TO
30 KT. WAVES 4 FT.
THU
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL EARLY
MORNING. WAVES 2 TO 3 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
W WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF
SNOW.
SUN
NW WINDS 20 TO 25 KT. WAVES 3 FT. A CHANCE OF SNOW IN THE
MORNING.
MON...NW WINDS 15 TO 20 KT...BECOMING W 10 TO 15 KT. WAVES 3 FT
SUBSIDING TO 2 FT.
ANZ543-110900-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
658 PM EST WED DEC 10 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
TONIGHT...SW WINDS 20 TO 25 KT
BECOMING NW LATE. GUSTS UP TO
30 KT. WAVES 2 TO 3 FT.
THU
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL EARLY
MORNING. WAVES 1 TO 2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SNOW.
SUN
NW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SNOW IN
THE MORNING.
MON...NW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
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