532
FZUS51 KLWX 222356
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
756 PM EDT THU OCT 22 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.
ANZ500-230800-
756 PM EDT THU OCT 22 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE REMAINS POSITIONED NORTH OF THE AREA AS SUBTROPICAL
STORM JOSEPHINE MEANDERS OFF THE MID-ATLANTIC COAST. SUBTROPICAL
STORM JOSEPHINE WILL LIKELY DEPART BY FRIDAY AS HIGH PRESSURE BUILDS
OVERHEAD THIS WEEKEND. ADDITIONAL SMALL CRAFT ADVISORIES WILL
LIKELY BE NEEDED AT TIMES THROUGH THE END OF THE WEEK.
ANZ535-230800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
756 PM EDT THU OCT 22 2026
TONIGHT
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NE WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-230800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
756 PM EDT THU OCT 22 2026
TONIGHT
N WINDS 10 TO 15 KT. WAVES 1 FT.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ537-230800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
FRI
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ530-230800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 KT LATE. WAVES 1 FT.
FRI NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ531-230800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
FRI
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-230800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
NE WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
E WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
LIGHT WINDS. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES FLAT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ539-230800-
CHESTER RIVER TO QUEENSTOWN MD-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
N WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ532-230800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
FRI...NE WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. WAVES 2 TO
3 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ540-230800-
EASTERN BAY-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
TONIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
FRI
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ533-230800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
FRI...NE WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. GUSTS UP TO
25 KT. WAVES 2 TO 3 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT.
ANZ541-230800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
FRI...NE WINDS 15 TO 20 KT
DIMINISHING TO 10 KT LATE. WAVES 2 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT. WAVES 1 FT.
ANZ542-230800-
PATUXENT RIVER TO BROOMES ISLAND MD-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
LIGHT WINDS. WAVES 1 FT OR LESS.
MON
W WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-230800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
FRI
NE WINDS 15 TO 20 KT. WAVES 3 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE. WAVES 1 TO 2 FT.
ANZ543-230800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
756 PM EDT THU OCT 22 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON
TONIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI
NE WINDS 15 TO 20 KT. WAVES 2 FT.
FRI NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
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