225
FZUS51 KLWX 280257
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1057 PM EDT TUE OCT 27 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.
ANZ500-280800-
1057 PM EDT TUE OCT 27 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A WEAKENING COLD FRONT WILL DROP SOUTHWARD ACROSS THE MID-ATLANTIC
INTO NORTH CAROLINA TONIGHT AS HIGH PRESSURE BUILDS OVER NEW
ENGLAND. THE FRONT WILL RETURN NORTHWARD AS A WARM FRONT WEDNESDAY.
HIGH PRESSURE WILL THEN PERSIST NEAR AND EAST OF THE REGION THROUGH
THE END OF THE WEEK BEFORE ANOTHER DRY COLD FRONT MOVES THROUGH.
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.
ANZ535-280800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. PATCHY FOG.
VSBY 1 TO 3 NM.
THU
S 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 AROUND 5 KT. WAVES 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ536-280800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG WITH
VSBY 1 TO 3 NM.
WED
E WINDS AROUND 5 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
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 AROUND 5 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
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ537-280800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 TO 2 FT.
WED
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
SE 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 OR LESS.
SAT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ530-280800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED NIGHT
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 KT. WAVES LESS THAN 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 OR LESS.
SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ531-280800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
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 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...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. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ538-280800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
E WINDS 5 KT. WAVES FLAT. PATCHY FOG. VSBY 1 TO 3 NM.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
SW WINDS AROUND 5 KT. WAVES FLAT. PATCHY FOG.
THU NIGHT
SW WINDS 5 KT. WAVES FLAT.
FRI
W WINDS 5 KT. WAVES FLAT.
FRI NIGHT
N WINDS 5 KT. WAVES FLAT.
SAT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ539-280800-
CHESTER RIVER TO QUEENSTOWN MD-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
NE WINDS AROUND 5 KT. WAVES FLAT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
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 KT. WAVES LESS THAN 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ532-280800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
THU...LIGHT WINDS
BECOMING S 5 TO 10 KT IN THE AFTERNOON. WAVES
1 FT OR LESS.
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. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ540-280800-
EASTERN BAY-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
WED
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
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 OR LESS.
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. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ533-280800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 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. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ541-280800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT.
WED...E WINDS 5 TO 10 KT
BECOMING NW LATE. WAVES 1 FT OR LESS.
WED NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
THU
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
W WINDS AROUND 5 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. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ542-280800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
E WINDS AROUND 5 KT. WAVES 1 FT.
WED NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
THU
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
THU NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI
W WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT.
SAT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ534-280800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 TO 2 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SE WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
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. WAVES 1 TO 2 FT.
SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ543-280800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1057 PM EDT TUE OCT 27 2026
REST OF TONIGHT
E WINDS 10 KT. WAVES 1 FT.
WED
NE WINDS 5 TO 10 KT. WAVES 1 FT.
WED NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU
SE WINDS AROUND 5 KT. WAVES FLAT.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
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. WAVES 1 FT.
SUN
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
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