450
FZUS51 KLWX 240634
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
234 AM EDT SAT OCT 24 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.
ANZ500-241945-
234 AM EDT SAT OCT 24 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A LARGE AREA OF HIGH PRESSURE WILL BUILD OVER THE NORTHEAST AND MID-
ATLANTIC THROUGH THE WEEKEND, THEN SHIFT SOUTHWARD AND WEAKEN OVER
THE CENTRAL APPALACHIANS EARLY NEXT WEEK. A DRY BACKDOOR FRONT LOOKS
TO DROP IN FROM THE NORTH TUESDAY, WITH ANOTHER LARGE AREA OF HIGH
PRESSURE BUILDING IN BEHIND IT. SMALL CRAFT ADVISORIES MAY BE NEEDED
TUESDAY IN NORTHERLY FLOW.
ANZ535-241945-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
TUE
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-241945-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 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 1 FT OR LESS.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-241945-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS 10 KT. WAVES 2 FT.
SAT
NE WINDS 5 TO 10 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
N WINDS AROUND 5 KT. WAVES FLAT.
MON
NW WINDS 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ530-241945-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
W WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
ANZ531-241945-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
E 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 FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-241945-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
N WINDS 5 KT. WAVES FLAT.
SAT
NE WINDS 5 KT. WAVES FLAT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
E WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ539-241945-
CHESTER RIVER TO QUEENSTOWN MD-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
E WINDS 5 KT. WAVES FLAT.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
E WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-241945-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
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.
SUN
NE WINDS 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS 5 KT. WAVES FLAT.
MON NIGHT...W WINDS 5 KT
BECOMING NW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING E 5 TO 10 KT. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ540-241945-
EASTERN BAY-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
N WINDS AROUND 5 KT. WAVES FLAT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES FLAT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ533-241945-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
E WINDS 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
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
NW WINDS AROUND 5 KT. WAVES FLAT.
MON NIGHT...W WINDS AROUND 5 KT
BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ541-241945-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
E WINDS 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
MON
W WINDS AROUND 5 KT. WAVES FLAT.
MON NIGHT...W WINDS AROUND 5 KT
BECOMING NW 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT OR LESS.
TUE...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ542-241945-
PATUXENT RIVER TO BROOMES ISLAND MD-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 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 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
ANZ534-241945-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS 10 KT. WAVES 2 FT.
SAT
NE WINDS 10 TO 15 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
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ543-241945-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
234 AM EDT SAT OCT 24 2026
OVERNIGHT
NE WINDS 10 KT. WAVES 1 FT.
SAT
NE WINDS 5 TO 10 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
NE WINDS AROUND 5 KT. WAVES FLAT.
MON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
NW 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.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
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