362
FZUS51 KLWX 280938
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
538 AM EDT WED OCT 28 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.
ANZ500-282100-
538 AM EDT WED OCT 28 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A FRONT NEAR THE NORTH CAROLINA/VIRGINIA BORDER WILL RETURN NORTH AS
A WARM FRONT THROUGH TONIGHT. HIGH PRESSURE WILL THEN PERSIST NEAR
AND EAST OF THE REGION THROUGH THE END OF THE WEEK BEFORE A DRY COLD
FRONT MOVES THROUGH LATE FRIDAY. ANOTHER AREA OF HIGH PRESSURE WILL
BUILD FROM THE GREAT LAKES TO THE NORTHEAST THROUGH THE WEEKEND
WHILE A FRONTAL SYSTEM GRADUALLY APPROACHES FROM THE WEST.
ANZ535-282100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
ANZ536-282100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
ANZ537-282100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
E WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SUN
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ530-282100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG THIS
MORNING.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
ANZ531-282100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE. WAVES 1 FT OR LESS.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ538-282100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES FLAT.
TONIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU NIGHT
SW WINDS 5 KT. WAVES FLAT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
S WINDS AROUND 5 KT. WAVES FLAT.
ANZ539-282100-
CHESTER RIVER TO QUEENSTOWN MD-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES FLAT.
TONIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU
S WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...N WINDS 5 TO 10 KT
BECOMING SE. WAVES 1 FT OR LESS.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ532-282100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
538 AM EDT WED OCT 28 2026
TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ540-282100-
EASTERN BAY-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
SE WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU
S WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ533-282100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
538 AM EDT WED OCT 28 2026
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
THU
SE WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 TO
2 FT...SUBSIDING TO FLAT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ541-282100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
538 AM EDT WED OCT 28 2026
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SUN
S WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ542-282100-
PATUXENT RIVER TO BROOMES ISLAND MD-
538 AM EDT WED OCT 28 2026
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. PATCHY FOG.
THU
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
ANZ534-282100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
538 AM EDT WED OCT 28 2026
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
E WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SAT...N WINDS 10 TO 15 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT.
SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ543-282100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
538 AM EDT WED OCT 28 2026
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. PATCHY FOG.
THU
SE WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...NE WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT
OR LESS.
SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT.
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