634
FZUS51 KLWX 041502
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1001 AM EST WED MAR 4 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.
ANZ500-042100-
1001 AM EST WED MAR 4 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A STATIONARY FRONT WILL REMAIN NEARBY THROUGH TONIGHT. THIS FRONT
WILL LIKELY LIFT NORTH BRIEFLY AS A WARM FRONT THURSDAY, BEFORE
RETURNING SOUTH AS A BACKDOOR COLD FRONT FRIDAY. THE FRONT MAY LIFT
NORTH AGAIN SATURDAY BEFORE A COLD FRONT SWEEPS FROM WEST TO EAST
SUNDAY.
ANZ535-042100-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS. PATCHY FOG. VSBY 1 TO 3 NM.
THU
SE WINDS AROUND 5 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
THU NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
FRI
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ536-042100-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT
CHANCE OF SHOWERS LATE THIS MORNING, THEN A CHANCE OF SHOWERS THIS
AFTERNOON.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
THU
S WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF FOG. VSBY 1 NM OR
LESS.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...SW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
ANZ537-042100-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1001 AM EST WED MAR 4 2026
REST OF TODAY
N WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT CHANCE
OF SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG. VSBY 1 NM
OR LESS.
THU
S WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI...SW WINDS 5 TO 10 KT
BECOMING E IN THE AFTERNOON. WAVES
1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT. A CHANCE OF
SHOWERS.
ANZ530-042100-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES FLAT. PATCHY FOG LATE THIS
MORNING. A CHANCE OF SHOWERS LATE THIS MORNING, THEN SHOWERS LIKELY
THIS AFTERNOON. VSBY 1 TO 3 NM LATE THIS MORNING.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY. PATCHY
FOG. VSBY 1 NM OR LESS.
THU
E WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY. PATCHY FOG.
VSBY 1 TO 3 NM.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY.
FRI
E WINDS 5 KT. WAVES FLAT.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT...SE WINDS AROUND 5 KT
BECOMING SW 10 TO 15 KT IN THE
AFTERNOON AND EVENING, THEN BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT OR LESS. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS
LIKELY IN THE EVENING.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
ANZ531-042100-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
AREAS OF FOG. VSBY 1 NM OR LESS.
THU
E WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY FOG.
VSBY 1 NM OR LESS.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY.
FRI
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY IN THE
EVENING.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ538-042100-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES FLAT. PATCHY FOG LATE THIS
MORNING. A CHANCE OF SHOWERS LATE THIS MORNING, THEN SHOWERS LIKELY
THIS AFTERNOON. VSBY 1 TO 3 NM LATE THIS MORNING.
TONIGHT
LIGHT WINDS. WAVES FLAT. A CHANCE OF SHOWERS. AREAS OF
DENSE FOG. VSBY 1 NM OR LESS.
THU
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. AREAS
OF FOG. VSBY 1 NM OR LESS.
THU NIGHT
E WINDS 5 KT. WAVES FLAT. SHOWERS LIKELY.
FRI
E WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
FRI NIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT OR
LESS. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY IN THE
EVENING.
SUN
W WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
ANZ539-042100-
CHESTER RIVER TO QUEENSTOWN MD-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 TO 3 NM.
THU
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 TO 3 NM.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY.
FRI
NE WINDS 5 KT. WAVES FLAT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT...S WINDS 10 TO 15 KT
BECOMING SW. WAVES 1 TO 2 FT. A CHANCE
OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ532-042100-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS. PATCHY FOG THIS AFTERNOON. VSBY 1 TO 3 NM.
TONIGHT
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS. AREAS OF DENSE FOG. VSBY 1 NM OR LESS.
THU
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
AREAS OF DENSE FOG. VSBY 1 NM OR LESS.
THU NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT...S WINDS 10 TO 15 KT
BECOMING SW. WAVES 1 TO 2 FT. A CHANCE
OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY IN THE EVENING, THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING SW. WAVES 1 FT OR LESS. A
CHANCE OF SHOWERS THROUGH THE NIGHT.
ANZ540-042100-
EASTERN BAY-
1001 AM EST WED MAR 4 2026
REST OF TODAY
N WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. VSBY
1 TO 3 NM THIS AFTERNOON.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 NM OR LESS.
THU
SE WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. PATCHY
FOG. VSBY 1 NM OR LESS.
THU NIGHT
E WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
FRI
NE WINDS 5 KT. WAVES FLAT.
FRI NIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY IN THE
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
ANZ533-042100-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1001 AM EST WED MAR 4 2026
REST OF TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT
CHANCE OF SHOWERS LATE THIS MORNING, THEN A CHANCE OF SHOWERS THIS
AFTERNOON. PATCHY FOG. VSBY 1 TO 3 NM.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
AREAS OF DENSE FOG. VSBY 1 NM OR LESS.
THU
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
AREAS OF DENSE FOG. VSBY 1 NM OR LESS.
THU NIGHT...SE WINDS 5 TO 10 KT
BECOMING SW AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
FRI
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS
LIKELY IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
ANZ541-042100-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1001 AM EST WED MAR 4 2026
REST OF TODAY
N WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT CHANCE
OF SHOWERS LATE THIS MORNING, THEN A CHANCE OF SHOWERS THIS
AFTERNOON. PATCHY FOG THIS AFTERNOON WITH VSBY 1 TO 3 NM.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
PATCHY FOG. VSBY 1 NM OR LESS.
THU
SE WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS. AREAS OF FOG.
VSBY 1 NM OR LESS.
THU NIGHT...SE WINDS 5 TO 10 KT
BECOMING SW AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS
LIKELY IN THE EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT OR LESS. A CHANCE
OF SHOWERS THROUGH THE NIGHT.
ANZ542-042100-
PATUXENT RIVER TO BROOMES ISLAND MD-
1001 AM EST WED MAR 4 2026
REST OF TODAY
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
AREAS OF FOG. VSBY 1 NM OR LESS.
THU
SE WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF DENSE FOG. VSBY
1 NM OR LESS.
THU NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
FRI
N WINDS 5 KT. WAVES LESS THAN 1 FT.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT...S WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS THROUGH THE NIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
ANZ534-042100-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1001 AM EST WED MAR 4 2026
REST OF TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT CHANCE
OF SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF DENSE FOG.
VSBY 1 NM OR LESS.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. PATCHY FOG. VSBY 1 NM OR
LESS.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
FRI...SW WINDS 5 TO 10 KT
BECOMING E IN THE AFTERNOON. WAVES
1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
SW WINDS 10 TO 15 KT. WAVES 2 FT. SHOWERS LIKELY IN THE
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT.
SUN...W WINDS 5 TO 10 KT
BECOMING S. WAVES 1 TO 2 FT. A CHANCE OF
SHOWERS.
ANZ543-042100-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1001 AM EST WED MAR 4 2026
REST OF TODAY
SW WINDS 5 KT. WAVES LESS THAN 1 FT. A SLIGHT
CHANCE OF SHOWERS THIS AFTERNOON.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. AREAS OF FOG.
VSBY 1 NM OR LESS.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF FOG. VSBY 1 NM OR
LESS.
THU NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
FRI
S WINDS 5 TO 10 KT. WAVES 1 FT.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
SUN...SW WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT. A CHANCE OF
SHOWERS.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page