550
FZUS51 KLWX 310558
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1258 AM 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.
ANZ500-312100-
1258 AM EST WED DEC 31 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A CLIPPER LOW PRESSURE SYSTEM WILL APPROACH THE WATERS FROM WEST
TODAY BEFORE CROSSING 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.
ANZ535-312100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1258 AM EST WED DEC 31 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH THIS AFTERNOON...
OVERNIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF LIGHT
SNOW.
WED
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT. A CHANCE OF FLURRIES.
WED NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF FLURRIES.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-312100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1258 AM EST WED DEC 31 2025
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EST THIS MORNING
THROUGH THIS AFTERNOON...
OVERNIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF LIGHT SNOW.
WED
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF FLURRIES.
WED NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SPRINKLES
AND FLURRIES.
THU
NW WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF FLURRIES.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
SUN
N WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-312100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 10 KT. WAVES 1 TO 2 FT. A CHANCE OF FLURRIES.
WED
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF FLURRIES.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SPRINKLES.
THU
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF FLURRIES.
THU NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
N WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ530-312100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A
CHANCE OF LIGHT SNOW.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SNOW.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF FLURRIES AND SPRINKLES.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF FLURRIES.
THU NIGHT
W WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ531-312100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF LIGHT SNOW.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SNOW.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. A CHANCE OF SPRINKLES AND FLURRIES. VSBY
1 TO 3 NM.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-312100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF LIGHT SNOW.
WED
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF SNOW.
WED NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF FLURRIES AND SPRINKLES.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES FLAT.
SAT
NW WINDS AROUND 5 KT. WAVES FLAT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ539-312100-
CHESTER RIVER TO QUEENSTOWN MD-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF LIGHT SNOW.
WED
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SNOW.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. A CHANCE OF SPRINKLES AND FLURRIES. VSBY
1 TO 3 NM.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-312100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF LIGHT SNOW.
WED
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE OF
SNOW.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 2 FT. A CHANCE OF SPRINKLES AND FLURRIES. VSBY 1 TO
3 NM.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ540-312100-
EASTERN BAY-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF LIGHT SNOW.
WED
SW WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SNOW.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. A CHANCE OF SPRINKLES AND FLURRIES. VSBY
1 TO 3 NM.
THU
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ533-312100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF FLURRIES.
WED
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE OF
FLURRIES.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 2 FT. A CHANCE OF SPRINKLES AND FLURRIES. VSBY 1 TO
3 NM.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ541-312100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF FLURRIES.
WED
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE OF
FLURRIES.
WED NIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. GUSTS UP TO
20 KT. WAVES 2 FT. A CHANCE OF SPRINKLES. VSBY 1 TO 3 NM.
THU
NW WINDS 20 TO 25 KT. WAVES 3 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 TO 2 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ542-312100-
PATUXENT RIVER TO BROOMES ISLAND MD-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF FLURRIES.
WED
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF FLURRIES.
WED NIGHT
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT. A
CHANCE OF SPRINKLES AND FLURRIES.
THU
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
SAT
N WINDS AROUND 5 KT. WAVES 1 FT.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-312100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF FLURRIES.
WED
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF FLURRIES.
WED NIGHT
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF SPRINKLES.
THU
NW WINDS 20 TO 25 KT. WAVES 4 FT. A CHANCE OF FLURRIES.
THU NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ543-312100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1258 AM EST WED DEC 31 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
OVERNIGHT
W WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF FLURRIES.
WED
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF FLURRIES.
WED NIGHT...SW WINDS 15 TO 20 KT
BECOMING W LATE. GUSTS UP TO
25 KT. WAVES 2 FT. A CHANCE OF SPRINKLES.
THU
NW WINDS 20 TO 25 KT. WAVES 2 FT. A CHANCE OF FLURRIES.
THU NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
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