865
FZUS51 KLWX 152358
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
758 PM EDT THU OCT 15 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.
ANZ500-160800-
758 PM EDT THU OCT 15 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL STALL SOUTH OF THE AREA TONIGHT BEFORE LIFTING
BACK NORTH FRIDAY MORNING. A STRONGER COLD FRONT MOVES ACROSS THE
AREA FRIDAY EVENING. SMALL CRAFT ADVISORY CONDITIONS MAY BE NEEDED
THROUGH SUNDAY MORNING.
ANZ535-160800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT
INCREASING TO
25 KT LATE. WAVES 1 FT. SHOWERS.
SAT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT. A CHANCE
OF SHOWERS.
SAT NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
N WINDS AROUND 5 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ536-160800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT CHANCE OF
SHOWERS THIS EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
FRI NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 FT.
SHOWERS.
SAT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT. A
CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
MON
N WINDS AROUND 5 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ537-160800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY
NIGHT...
TONIGHT...SE WINDS 10 KT
BECOMING S LATE. WAVES 1 FT. A CHANCE OF
SHOWERS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 TO 2 FT. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING NW
WITH GUSTS TO 35 KT IN THE LATE EVENING AND OVERNIGHT. WAVES 2 TO
3 FT. SHOWERS.
SAT
N WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 5 FT. A CHANCE
OF SHOWERS.
SAT NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SUN
NE WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE MORNING. WAVES
2 TO 3 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
ANZ530-160800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS THIS EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY FOG. VSBY
1 TO 3 NM.
FRI NIGHT...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW
15 TO 20 KT WITH GUSTS TO 30 KT LATE. WAVES 2 FT. SHOWERS.
SAT
N WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 2 FT.
SAT NIGHT...N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING
TO 10 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
MON
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ531-160800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THIS
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 35 KT LATE. WAVES 3 FT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 4 FT.
SAT NIGHT...N WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING
TO 20 KT AFTER MIDNIGHT. WAVES 4 FT...SUBSIDING TO 2 FT AFTER
MIDNIGHT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SUN NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-160800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THIS
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 KT WITH GUSTS TO 20 KT
BECOMING NW WITH
GUSTS TO 30 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
SAT
N WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 FT.
SAT NIGHT...N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
DIMINISHING
TO 10 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT
E WINDS 5 KT. WAVES FLAT.
MON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ539-160800-
CHESTER RIVER TO QUEENSTOWN MD-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF SHOWERS
THIS EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT
BECOMING NW 20 TO 25 KT LATE.
GUSTS UP TO 30 KT...INCREASING TO 35 KT LATE. WAVES 3 FT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 4 FT. A CHANCE OF SHOWERS.
SAT NIGHT...N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT
DIMINISHING
TO 15 KT WITH GUSTS TO 20 KT AFTER MIDNIGHT. WAVES 4 FT...SUBSIDING
TO 2 FT AFTER MIDNIGHT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ532-160800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY
NIGHT...
TONIGHT
SE WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT
BECOMING NW 20 TO 25 KT LATE.
GUSTS UP TO 30 KT...INCREASING TO 35 KT LATE. WAVES 3 FT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 5 FT. A CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
SUN
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 TO 2 FT.
SUN NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 FT.
ANZ540-160800-
EASTERN BAY-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 10 KT. WAVES 1 FT. A SLIGHT CHANCE OF SHOWERS
THIS EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER
MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 35 KT IN THE LATE EVENING AND OVERNIGHT.
WAVES 2 TO 3 FT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO
3 FT.
SUN
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
SUN NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ533-160800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY
NIGHT...
TONIGHT...SE WINDS 10 KT
BECOMING S LATE. WAVES 1 FT. A CHANCE OF
SHOWERS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 35 KT IN THE LATE EVENING AND OVERNIGHT.
WAVES 3 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. WAVES 6 FT. A CHANCE OF SHOWERS.
SAT NIGHT...N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 5 FT
SUBSIDING TO 3 FT AFTER MIDNIGHT.
SUN...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT
SUBSIDING TO 1 FT IN THE AFTERNOON.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
ANZ541-160800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT
SE WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 35 KT IN THE LATE EVENING AND OVERNIGHT.
WAVES 3 FT. SHOWERS LIKELY.
SAT
N WINDS 25 TO 30 KT. WAVES 4 FT. A CHANCE OF SHOWERS.
SAT NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 2 TO
3 FT.
SUN
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 FT.
ANZ542-160800-
PATUXENT RIVER TO BROOMES ISLAND MD-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
TONIGHT...SE WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT. A
CHANCE OF SHOWERS.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
FRI NIGHT...SW WINDS 15 KT
BECOMING NW IN THE LATE EVENING AND
OVERNIGHT. GUSTS UP TO 25 KT. WAVES 1 FT. SHOWERS.
SAT
N WINDS 20 TO 25 KT WITH GUSTS TO 40 KT. WAVES 2 FT. SHOWERS
LIKELY.
SAT NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.
SUN
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-160800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY
NIGHT...
TONIGHT...E WINDS 10 KT
BECOMING S LATE. WAVES 1 FT. A CHANCE OF
SHOWERS. PATCHY FOG AFTER MIDNIGHT WITH VSBY 1 TO 3 NM.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. PATCHY
FOG. VSBY 1 TO 3 NM.
FRI NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 40 KT IN THE LATE EVENING AND OVERNIGHT.
WAVES 3 FT...BUILDING TO 5 FT AFTER MIDNIGHT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 6 FT. SHOWERS.
SAT NIGHT...N WINDS 25 TO 30 KT. WAVES 6 FT
SUBSIDING TO 4 FT
AFTER MIDNIGHT.
SUN...NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 4 FT
SUBSIDING TO 2 FT IN THE AFTERNOON.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 2 FT.
ANZ543-160800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
758 PM EDT THU OCT 15 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT...
...GALE WATCH IN EFFECT FROM SATURDAY MORNING THROUGH LATE SATURDAY
NIGHT...
TONIGHT...E WINDS 10 KT
BECOMING SE LATE. WAVES 1 FT. A CHANCE OF
SHOWERS.
FRI
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
PATCHY FOG. VSBY 1 TO 3 NM.
FRI NIGHT...SW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING NW
20 TO 25 KT WITH GUSTS TO 40 KT IN THE LATE EVENING AND OVERNIGHT.
WAVES 3 FT. SHOWERS.
SAT
N WINDS 25 TO 30 KT. WAVES 3 FT. SHOWERS.
SAT NIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 35 KT. WAVES 2 TO
3 FT.
SUN
NE WINDS 15 TO 20 KT. GUSTS UP TO 25 KT IN THE MORNING. WAVES
1 TO 2 FT.
SUN NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 FT.
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