539
FZUS51 KLWX 020857
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
457 AM EDT FRI OCT 2 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.
ANZ500-022300-
457 AM EDT FRI OCT 2 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL MOVE OFFSHORE TODAY AS A COLD FRONT APPROACHES
FROM THE WEST. THIS FRONT WILL STALL NEAR THE AREA THIS WEEKEND AS A
WAVE OF LOW PRESSURE PASSES TO THE SOUTH. A SECOND COLD FRONT WILL
CROSS THE AREA MONDAY. SMALL CRAFT ADVISORIES MAY BE NEEDED IN
NORTHERLY FLOW TONIGHT INTO SATURDAY. ADDITIONAL SMALL CRAFT
ADVISORIES ARE LIKELY MONDAY INTO TUESDAY.
ANZ535-022300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
457 AM EDT FRI OCT 2 2026
REST OF THE OVERNIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...NW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS.
ANZ536-022300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
REST OF THE OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
TODAY
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT EARLY IN THE
MORNING. WAVES 1 FT.
TONIGHT...SW WINDS 5 KT
BECOMING N 10 TO 15 KT IN THE LATE
EVENING AND OVERNIGHT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ537-022300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT WITH GUSTS
TO 20 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SAT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT.
ANZ530-022300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
457 AM EDT FRI OCT 2 2026
REST OF THE OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...W WINDS 5 KT
BECOMING N 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE LATE EVENING AND OVERNIGHT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT...N WINDS 10 TO 15 KT
BECOMING NE 5 KT IN THE AFTERNOON.
WAVES 1 FT.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
MON
NW WINDS 10 TO 15 KT. WAVES 1 FT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ531-022300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
457 AM EDT FRI OCT 2 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT IN THE LATE
EVENING AND OVERNIGHT. GUSTS UP TO 20 KT. WAVES 1 TO 2 FT. A CHANCE
OF SHOWERS.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
TUE...N WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
ANZ538-022300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
457 AM EDT FRI OCT 2 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING LIGHT. WAVES 1 FT OR LESS.
ANZ539-022300-
CHESTER RIVER TO QUEENSTOWN MD-
457 AM EDT FRI OCT 2 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
TODAY
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 5 KT
BECOMING N 10 TO 15 KT WITH GUSTS TO
20 KT IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 2 FT. SHOWERS
LIKELY.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
ANZ532-022300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT EARLY IN THE
MORNING. WAVES 1 TO 2 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING NW LATE IN THE EVENING,
THEN BECOMING N 15 TO 20 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS
LIKELY.
SAT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A CHANCE
OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT
AFTER MIDNIGHT.
TUE...N WINDS 15 TO 20 KT...DIMINISHING TO 5 TO 10 KT. WAVES 2 FT
SUBSIDING TO FLAT.
ANZ540-022300-
EASTERN BAY-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 FT.
TONIGHT...SW WINDS 5 KT
BECOMING N 10 TO 15 KT WITH GUSTS TO
20 KT IN THE LATE EVENING AND OVERNIGHT. WAVES 1 FT. SHOWERS LIKELY.
SAT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
TUE...N WINDS 10 TO 15 KT
BECOMING NE AROUND 5 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
ANZ533-022300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING NW LATE IN THE EVENING,
THEN BECOMING N 15 TO 20 KT AFTER MIDNIGHT. WAVES 1 FT...BUILDING TO
3 FT AFTER MIDNIGHT. SHOWERS LIKELY.
SAT...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT AFTER
MIDNIGHT.
TUE...N WINDS 15 TO 20 KT
BECOMING NE AROUND 5 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT OR LESS.
ANZ541-022300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 TO 2 FT.
TONIGHT...SW WINDS 5 KT
BECOMING NW LATE IN THE EVENING, THEN
BECOMING N 15 TO 20 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS
LIKELY.
SAT...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING N 15 TO 20 KT. WAVES 1 TO
2 FT.
TUE...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
ANZ542-022300-
PATUXENT RIVER TO BROOMES ISLAND MD-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 10 KT. WAVES 1 FT.
TODAY
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL LATE
AFTERNOON. WAVES 1 FT.
TONIGHT...W WINDS 5 KT
BECOMING N 10 TO 15 KT WITH GUSTS TO 20 KT
AFTER MIDNIGHT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
LIKELY.
SAT NIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.
SUN NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
MON
N WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ534-022300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N 15 TO 20 KT AFTER
MIDNIGHT. WAVES 1 FT...BUILDING TO 3 FT AFTER MIDNIGHT.
SAT
N WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON...N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT.
TUE...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT.
ANZ543-022300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
457 AM EDT FRI OCT 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 AM EDT THIS MORNING
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH SATURDAY
MORNING...
REST OF THE OVERNIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT WITH GUSTS
TO 20 KT AFTER MIDNIGHT. WAVES 1 FT.
SAT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS.
SAT NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY.
SUN
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.
SUN NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
TUE...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.
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