900
FZUS51 KLWX 010258
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
958 PM EST WED DEC 31 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.
ANZ500-010900-
958 PM EST WED DEC 31 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A CLIPPER LOW PRESSURE SYSTEM WILL CROSS THE WATERS TONIGHT LEADING
TO A CONTINUATION OF GUSTY CONDITIONS. HIGH PRESSURE LOOKS TO RETURN
BY THE END OF THE WEEK. SMALL CRAFT ADVISORIES WILL BE EXTENDED
THROUGH THURSDAY WITH IMPROVING MARINE CONDITIONS LATE WEEK INTO THE
UPCOMING WEEKEND AHEAD.
ANZ535-010900-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
958 PM EST WED DEC 31 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EST THURSDAY THROUGH
THURSDAY AFTERNOON...
REST OF TONIGHT
SW WINDS 10 KT. GUSTS UP TO 25 KT LATE. WAVES
1 FT. A CHANCE OF FLURRIES WITH VSBY 1 TO 3 NM.
THU...NW WINDS 10 TO 15 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 1 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN AND
FREEZING RAIN.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-010900-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
958 PM EST WED DEC 31 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EST THURSDAY THROUGH
THURSDAY AFTERNOON...
REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT. A CHANCE OF SPRINKLES AND FLURRIES WITH VSBY 1 TO 3 NM.
THU...NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
DIMINISHING TO
5 TO 10 KT LATE. WAVES 2 TO 3 FT. A CHANCE OF FLURRIES.
THU NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF RAIN AND SNOW.
SAT NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN
AND FREEZING RAIN.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS AROUND 5 KT
BECOMING S. WAVES 1 FT.
ANZ537-010900-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT. A CHANCE OF SPRINKLES AND SNOW SHOWERS WITH VSBY 1 TO 3 NM.
THU
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT UNTIL LATE AFTERNOON.
WAVES 3 FT. A CHANCE OF SNOW SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES FLAT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN AND
SNOW.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS 5 KT
BECOMING S. WAVES 1 FT.
ANZ530-010900-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING W 20 KT WITH GUSTS TO 30 KT LATE. WAVES 1 TO 2 FT. A CHANCE
OF FLURRIES. VSBY 1 TO 3 NM.
THU...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 2 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NW WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ531-010900-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT...SW WINDS 15 TO 20 KT. GUSTS UP TO 20 KT
INCREASING TO 30 KT LATE. WAVES 2 FT. A CHANCE OF SNOW SHOWERS AND
FREEZING RAIN WITH VSBY 1 TO 3 NM.
THU...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 3 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON...NW WINDS 5 KT
BECOMING SW. WAVES 1 FT.
ANZ538-010900-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT...SW WINDS 5 TO 10 KT
BECOMING W 15 KT WITH GUSTS
TO 30 KT LATE. WAVES 1 FT. A CHANCE OF SNOW SHOWERS WITH VSBY 1 TO
3 NM.
THU...NW WINDS 10 TO 15 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 1 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES FLAT.
SAT
N WINDS 5 KT. WAVES FLAT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-010900-
CHESTER RIVER TO QUEENSTOWN MD-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT...SW WINDS 15 KT. GUSTS UP TO 20 KT
INCREASING
TO 30 KT LATE. WAVES 2 FT. A CHANCE OF FLURRIES WITH VSBY 1 TO 3 NM.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS 5 KT. WAVES FLAT. A CHANCE OF RAIN.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS 5 KT
BECOMING SW. WAVES 1 FT.
ANZ532-010900-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT. A CHANCE OF SPRINKLES AND FLURRIES WITH VSBY 1 TO 3 NM.
THU...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 3 FT. A CHANCE OF FLURRIES.
THU NIGHT...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT LATE. WAVES
1 TO 2 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ540-010900-
EASTERN BAY-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF SPRINKLES AND FLURRIES WITH VSBY 1 TO 3 NM.
THU...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 2 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES FLAT.
SAT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
MON...NW WINDS 5 KT
BECOMING SW. WAVES 1 FT.
ANZ533-010900-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT LATE.
WAVES 2 FT. A CHANCE OF SPRINKLES AND FLURRIES WITH VSBY 1 TO 3 NM.
THU
NW WINDS 20 TO 25 KT. GUSTS UP TO 30 KT UNTIL LATE AFTERNOON.
WAVES 3 FT. A CHANCE OF FLURRIES.
THU NIGHT...NW WINDS 10 TO 15 KT
BECOMING N 5 KT LATE. WAVES 1 TO
2 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ541-010900-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT LATE.
WAVES 2 FT. A CHANCE OF SPRINKLES AND SNOW SHOWERS WITH VSBY 1 TO
3 NM.
THU...NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
DIMINISHING TO
10 TO 15 KT WITH GUSTS TO 20 KT LATE. WAVES 3 FT. A CHANCE OF
FLURRIES.
THU NIGHT...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT LATE. WAVES
1 TO 2 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 10 TO 15 KT. WAVES 1 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
ANZ542-010900-
PATUXENT RIVER TO BROOMES ISLAND MD-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES
1 FT. A CHANCE OF SPRINKLES AND FLURRIES WITH VSBY 1 TO 3 NM.
THU...NW WINDS 10 TO 15 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 1 TO 2 FT. A CHANCE OF SNOW SHOWERS. VSBY 1 TO
3 NM.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN.
SAT NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
MON...SW WINDS 5 KT
BECOMING 5 TO 10 KT AFTER MIDNIGHT. WAVES
1 FT.
ANZ534-010900-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT. A
CHANCE OF SPRINKLES AND SNOW SHOWERS WITH VSBY 1 TO 3 NM.
THU...NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
DIMINISHING TO
10 TO 15 KT WITH GUSTS TO 20 KT LATE. WAVES 4 FT. A CHANCE OF SNOW
SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT...N WINDS 10 TO 15 KT
DIMINISHING TO 5 TO 10 KT LATE.
WAVES 1 TO 2 FT.
FRI
S WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 10 TO 15 KT. WAVES 2 FT.
MON...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 TO 2 FT.
ANZ543-010900-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
958 PM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TONIGHT
SW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT. A
CHANCE OF SPRINKLES AND FLURRIES.
THU...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 2 FT. A CHANCE OF SNOW SHOWERS. VSBY 1 TO 3 NM.
THU NIGHT...N WINDS 10 TO 15 KT
DIMINISHING TO 5 KT LATE. WAVES
1 FT.
FRI
S WINDS 5 KT. WAVES FLAT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON...N WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT.
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