344
FZUS51 KLWX 081534
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1134 AM EDT WED OCT 8 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.
ANZ500-082000-
1134 AM EDT WED OCT 8 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT APPROACHING FROM THE WEST WILL TRACK ACROSS THE WATERS
THIS MORNING. A STRONG AREA OF CANADIAN HIGH PRESSURE WILL BUILD IN
FROM THE NORTH AND WEST THURSDAY INTO FRIDAY. A COASTAL LOW WILL
LIKELY APPROACH FROM THE SOUTH AND EAST THIS WEEKEND. SMALL CRAFT
ADVISORIES WILL LIKELY BE NEEDED THIS WEEKEND, AND GALE CONDITIONS
CAN'T BE RULED OUT.
ANZ535-082000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT THIS
AFTERNOON. WAVES 1 FT. SCATTERED SHOWERS LATE THIS MORNING.
TONIGHT
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
THU NIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT.
FRI
E WINDS AROUND 5 KT. WAVES 1 FT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
SUN...NE WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS.
ANZ536-082000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
REST OF TODAY
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT THIS
AFTERNOON. WAVES 1 TO 2 FT. ISOLATED SHOWERS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
THU
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
SUN
N WINDS 15 TO 20 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
ANZ537-082000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT
BECOMING
N 20 KT WITH GUSTS TO 30 KT LATE. WAVES 2 TO 3 FT. ISOLATED SHOWERS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 20 TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
SUN
N WINDS 25 TO 30 KT. WAVES 3 FT. A CHANCE OF SHOWERS.
ANZ530-082000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 TO
2 FT.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
NE WINDS 25 TO 30 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
ANZ531-082000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT...BUILDING TO 3 FT LATE.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU...N WINDS 15 TO 20 KT
BECOMING NE 10 KT LATE. GUSTS UP TO
25 KT. WAVES 2 TO 3 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 25 TO 30 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
ANZ538-082000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES
1 FT. SCATTERED SHOWERS LATE THIS MORNING.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
ANZ539-082000-
CHESTER RIVER TO QUEENSTOWN MD-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 5 KT
BECOMING N 15 KT WITH GUSTS TO
25 KT THIS AFTERNOON. WAVES 1 TO 2 FT...BUILDING TO 3 FT LATE.
TONIGHT
N WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
THU
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL LATE AFTERNOON.
WAVES 2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
FRI NIGHT
E WINDS 5 KT. WAVES FLAT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN
N WINDS 20 TO 25 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
ANZ532-082000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 10 KT
BECOMING N 20 KT WITH GUSTS TO
25 KT THIS AFTERNOON. WAVES 1 TO 2 FT...BUILDING TO 3 FT LATE.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
THU NIGHT
NE WINDS 10 KT. WAVES 1 TO 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...NE WINDS 25 TO 30 KT
BECOMING N AFTER MIDNIGHT. WAVES 3 FT.
A CHANCE OF SHOWERS.
ANZ540-082000-
EASTERN BAY-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT THIS
AFTERNOON. WAVES 1 TO 2 FT. ISOLATED SHOWERS LATE THIS MORNING.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
THU
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL LATE AFTERNOON.
WAVES 1 TO 2 FT.
THU NIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN...NE WINDS 25 TO 30 KT
BECOMING N AFTER MIDNIGHT. WAVES 2 FT.
A CHANCE OF SHOWERS.
ANZ533-082000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 10 KT
BECOMING N 20 KT WITH GUSTS TO
30 KT THIS AFTERNOON. WAVES 2 TO 3 FT...BUILDING TO 4 FT LATE.
ISOLATED SHOWERS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
THU
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT
BUILDING TO 3 FT. A
CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...NE WINDS 25 TO 35 KT
BECOMING N 25 TO 30 KT AFTER MIDNIGHT.
WAVES 3 FT...BUILDING TO 4 FT. A CHANCE OF SHOWERS.
ANZ541-082000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 10 KT
BECOMING N 20 KT WITH GUSTS TO
30 KT THIS AFTERNOON. WAVES 2 TO 3 FT. ISOLATED SHOWERS.
TONIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.
THU...N WINDS 15 TO 20 KT
BECOMING NE 10 KT LATE. GUSTS UP TO
25 KT. WAVES 2 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN...NE WINDS 25 TO 30 KT
BECOMING N AFTER MIDNIGHT. WAVES 2 TO
3 FT. SHOWERS LIKELY THROUGH THE DAY, THEN A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ542-082000-
PATUXENT RIVER TO BROOMES ISLAND MD-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT
BECOMING
N WITH GUSTS TO 25 KT LATE. WAVES 1 FT. ISOLATED SHOWERS.
TONIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
THU NIGHT
NE WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
FRI
E WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 15 TO 20 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
SUN...NE WINDS 20 TO 25 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY THROUGH THE DAY, THEN A CHANCE OF SHOWERS THROUGH THE
NIGHT.
ANZ534-082000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT
BECOMING
N 25 KT WITH GUSTS TO 30 KT LATE. WAVES 3 FT. SCATTERED SHOWERS.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.
THU...N WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 3 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
FRI
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
FRI NIGHT
E WINDS 10 KT. WAVES 1 FT.
SAT...NE WINDS 20 TO 25 KT. WAVES 2 TO 3 FT
BUILDING TO 4 FT
AFTER MIDNIGHT. A CHANCE OF SHOWERS THROUGH THE NIGHT. SHOWERS
LIKELY AFTER MIDNIGHT.
SUN...N WINDS 25 TO 35 KT
BECOMING 30 TO 35 KT AFTER MIDNIGHT.
WAVES 4 FT...BUILDING TO 5 FT. SHOWERS LIKELY THROUGH THE DAY, THEN
A CHANCE OF SHOWERS THROUGH THE NIGHT.
ANZ543-082000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1134 AM EDT WED OCT 8 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
REST OF TODAY...W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING
N WITH GUSTS TO 30 KT LATE. WAVES 2 TO 3 FT. SCATTERED SHOWERS.
TONIGHT
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
THU...NE WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT IN THE AFTERNOON. WAVES 2 FT.
THU NIGHT
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
FRI
E WINDS 10 TO 15 KT. WAVES 1 FT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
NE WINDS 20 TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT. SHOWERS LIKELY AFTER MIDNIGHT.
SUN...NE WINDS 25 TO 35 KT
BECOMING N 25 TO 30 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS LIKELY .
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