476
FZUS51 KLWX 221459
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1058 AM EDT SUN MAR 22 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.
ANZ500-222000-
1058 AM EDT SUN MAR 22 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL PUSH TONIGHT BEFORE HIGH PRESSURE APPROACHES FROM
THE WEST EARLY THIS WEEK. SMALL CRAFT ADVISORIES WILL BE NEEDED
MONDAY INTO MONDAY NIGHT. DEPENDING ON HOW THUNDERSTORMS EVOLVE THIS
EVENING INTO TONIGHT, SPECIAL MARINE WARNINGS ARE ALSO POSSIBLE.
ANZ535-222000-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM
EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 5 TO 10 KT. GUSTS UP TO 25 KT. WAVES 1 FT.
TONIGHT...SW WINDS 5 TO 10 KT WITH GUSTS TO 25 KT
BECOMING N
WITH GUSTS TO 20 KT AFTER MIDNIGHT. WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY.
MON NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
TUE
N WINDS AROUND 5 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ536-222000-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 6 PM
EDT THIS EVENING...
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT THIS
AFTERNOON. WAVES 1 FT.
TONIGHT...SW WINDS 10 KT
BECOMING N LATE. GUSTS UP TO 20 KT.
WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO
2 FT.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU...S WINDS 5 TO 10 KT
BECOMING SW 15 TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ537-222000-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF FOG LATE
THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
MON
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT. A
CHANCE OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NE 5 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
ANZ530-222000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...S WINDS 10 KT
BECOMING N IN THE LATE EVENING AND
OVERNIGHT. WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 15 TO 20 KT. GUSTS UP TO 25 KT. WAVES 2 FT. A CHANCE
OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 TO 2 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
THU...S WINDS 10 TO 15 KT
BECOMING SW 15 TO 20 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF RAIN IN THE MORNING. A CHANCE OF RAIN
IN THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
ANZ531-222000-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. PATCHY FOG
LATE THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT AFTER
MIDNIGHT. GUSTS UP TO 20 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
MON...N WINDS 10 KT
INCREASING TO 15 TO 20 KT WITH GUSTS TO 25 KT
IN THE LATE MORNING AND AFTERNOON. WAVES 2 TO 3 FT. A CHANCE OF
RAIN.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING SW IN THE AFTERNOON. WAVES 1 TO
2 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
THU...S WINDS 10 KT
INCREASING TO 15 TO 20 KT IN THE EVENING,
THEN BECOMING SW AFTER MIDNIGHT. WAVES 1 TO 2 FT...BUILDING TO 3 FT
AFTER MIDNIGHT. A CHANCE OF RAIN IN THE MORNING. A CHANCE OF RAIN IN
THE EVENING, THEN RAIN LIKELY AFTER MIDNIGHT.
ANZ538-222000-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...S WINDS 10 KT
BECOMING W LATE IN THE EVENING, THEN
BECOMING N AFTER MIDNIGHT. WAVES 1 FT. SHOWERS LIKELY.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
TUE...N WINDS 5 TO 10 KT
BECOMING SE IN THE AFTERNOON. WAVES 1 FT
OR LESS.
TUE NIGHT
S WINDS 5 KT. WAVES FLAT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
THU
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE
MORNING. A CHANCE OF RAIN IN THE EVENING, THEN RAIN LIKELY AFTER
MIDNIGHT.
ANZ539-222000-
CHESTER RIVER TO QUEENSTOWN MD-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 KT. WAVES 1 TO 2 FT. AREAS OF FOG LATE
THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
MON
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
THU...S WINDS 10 KT
BECOMING SW 15 TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN IN THE MORNING. A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ532-222000-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. AREAS OF FOG
LATE THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING N AFTER MIDNIGHT. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY.
MON...N WINDS 10 KT
INCREASING TO 15 TO 20 KT WITH GUSTS TO 25 KT
IN THE LATE MORNING AND AFTERNOON. WAVES 2 TO 3 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TUE...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NE 5 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU...S WINDS 15 TO 20 KT
BECOMING SW 20 TO 25 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ540-222000-
EASTERN BAY-
1058 AM EDT SUN MAR 22 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 KT. WAVES 1 FT. AREAS OF FOG LATE THIS
MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT AFTER
MIDNIGHT. WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 2 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU...S WINDS 15 TO 20 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 TO
2 FT...BUILDING TO 3 FT AFTER MIDNIGHT. A CHANCE OF RAIN THROUGH THE
NIGHT.
ANZ533-222000-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. AREAS OF FOG
LATE THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT, THEN
BECOMING N LATE. GUSTS UP TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.
MON...N WINDS 10 KT WITH GUSTS TO 20 KT
INCREASING TO 15 TO 20 KT
WITH GUSTS TO 30 KT IN THE LATE MORNING AND AFTERNOON. WAVES 3 FT. A
CHANCE OF RAIN.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TUE...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NE 5 KT
IN THE AFTERNOON. WAVES 3 FT...SUBSIDING TO 1 FT IN THE AFTERNOON.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING SW 20 TO 25 KT. WAVES 2 TO
3 FT. A CHANCE OF RAIN THROUGH THE NIGHT.
ANZ541-222000-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 KT. WAVES 1 FT. AREAS OF FOG LATE THIS
MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT, THEN
BECOMING N LATE. GUSTS UP TO 20 KT. WAVES 1 TO 2 FT.
MON...N WINDS 10 KT
INCREASING TO 15 TO 20 KT IN THE LATE MORNING
AND AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 FT. SHOWERS LIKELY.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW 5 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU...S WINDS 10 TO 15 KT
BECOMING SW 20 TO 25 KT. WAVES 1 TO
2 FT...BUILDING TO 3 FT AFTER MIDNIGHT. A CHANCE OF RAIN THROUGH THE
NIGHT.
ANZ542-222000-
PATUXENT RIVER TO BROOMES ISLAND MD-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF FOG LATE
THIS MORNING WITH VSBY 1 TO 3 NM.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N LATE. GUSTS UP TO 20 KT.
WAVES 1 FT. A CHANCE OF SHOWERS.
MON
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A CHANCE
OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
TUE NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
ANZ534-222000-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 KT. WAVES 1 TO 2 FT. AREAS OF FOG. VSBY
1 NM OR LESS...INCREASING TO 1 TO 3 NM THIS AFTERNOON.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
MON...N WINDS 15 TO 20 KT. GUSTS UP TO 25 KT
INCREASING TO 30 KT
IN THE AFTERNOON. WAVES 2 FT...BUILDING TO 4 FT IN THE AFTERNOON. A
CHANCE OF RAIN.
MON NIGHT
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TUE
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
3 FT...SUBSIDING TO 1 FT IN THE AFTERNOON.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
THU...S WINDS 20 TO 25 KT. WAVES 2 TO 3 FT
BUILDING TO 4 FT AFTER
MIDNIGHT. A CHANCE OF RAIN AFTER MIDNIGHT.
ANZ543-222000-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1058 AM EDT SUN MAR 22 2026
..DENSE FOG ADVISORY IN EFFECT UNTIL NOON EDT TODAY
...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH LATE
MONDAY NIGHT...
REST OF TODAY
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. AREAS OF FOG.
VSBY 1 TO 3 NM.
TONIGHT...S WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 2 FT.
MON
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN.
MON NIGHT
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TUE...N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW 5 TO
10 KT IN THE AFTERNOON. WAVES 1 TO 2 FT.
TUE NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
S WINDS 20 TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN AFTER
MIDNIGHT.
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