432
FZUS51 KLWX 281827
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
227 PM EDT SAT MAR 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.
ANZ500-290800-
227 PM EDT SAT MAR 28 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL BUILD OVER THE REGION THROUGH SUNDAY, THEN MOVE
OFFSHORE EARLY NEXT WEEK. A FRONTAL SYSTEM WILL STALL TO THE
NORTHWEST OF THE AREA BEFORE DROPPING SOUTHWARD WEDNESDAY. SMALL
CRAFT ADVISORIES MAY BE NEEDED MUCH OF THE TIME FROM MONDAY THROUGH
WEDNESDAY.
ANZ535-290800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TONIGHT...NW WINDS 5 TO 10 KT EARLY IN THE EVENING
BECOMING
LIGHT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED...SW WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 FT.
RAIN.
ANZ536-290800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING S IN THE LATE EVENING AND
OVERNIGHT. WAVES 1 FT.
SUN
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING
AND AFTERNOON. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. RAIN LIKELY.
ANZ537-290800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO
3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT OR
LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT IN THE EVENING,
THEN BECOMING N AFTER MIDNIGHT. WAVES 2 FT. RAIN LIKELY WITH A
CHANCE OF TSTMS THROUGH THE NIGHT. RAIN LIKELY AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-290800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TONIGHT...NW WINDS 5 TO 10 KT UNTIL EARLY MORNING
BECOMING
LIGHT. WAVES 1 FT OR LESS.
SUN...S WINDS AROUND 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.
WED...SW WINDS 10 TO 15 KT
BECOMING N. WAVES 1 TO 2 FT. RAIN
LIKELY.
ANZ531-290800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...NW WINDS 5 TO 10 KT...BECOMING E LATE. WAVES 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
SUN...S WINDS AROUND 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT. WAVES 2 TO
3 FT. RAIN LIKELY.
ANZ538-290800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TONIGHT...NW WINDS 5 TO 10 KT IN THE EVENING
BECOMING LIGHT.
WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT. WAVES 1 FT.
WED...SW WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 FT.
RAIN LIKELY.
ANZ539-290800-
CHESTER RIVER TO QUEENSTOWN MD-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...NW WINDS 5 TO 10 KT...BECOMING E LATE. WAVES 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
SUN...S WINDS AROUND 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT. RAIN LIKELY.
ANZ532-290800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...NW WINDS 5 TO 10 KT...BECOMING S LATE. WAVES 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
SUN...S WINDS 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE LATE MORNING AND AFTERNOON. WAVES 1 FT... BUILDING TO 3 FT IN
THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 20 TO 25 KT
DIMINISHING TO 15 KT IN THE AFTERNOON,
THEN BECOMING N. WAVES 2 TO 3 FT. RAIN LIKELY.
ANZ540-290800-
EASTERN BAY-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING NW 10 TO 15 KT IN THE
EVENING, THEN BECOMING N AFTER MIDNIGHT. WAVES 2 TO 3 FT...SUBSIDING
TO 1 FT AFTER MIDNIGHT. RAIN LIKELY.
ANZ533-290800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
TONIGHT...N WINDS 5 TO 10 KT...BECOMING S LATE. WAVES 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT.
SUN...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
BUILDING TO 3 FT IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
SW WINDS 20 TO 25 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON, THEN BECOMING W 15 TO 20 KT IN THE EVENING...BECOMING N
AFTER MIDNIGHT. WAVES 2 TO 3 FT. RAIN LIKELY.
ANZ541-290800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING SE LATE. WAVES 1 FT OR
LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
S WINDS 20 TO 25 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 20 TO 25 KT
DIMINISHING TO 10 TO 15 KT IN THE
AFTERNOON, THEN BECOMING W 15 TO 20 KT IN THE EVENING...BECOMING N
AFTER MIDNIGHT. WAVES 2 TO 3 FT. RAIN LIKELY.
ANZ542-290800-
PATUXENT RIVER TO BROOMES ISLAND MD-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT...N WINDS 5 TO 10 KT EARLY IN THE EVENING
BECOMING LIGHT.
WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING AND
AFTERNOON. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT. WAVES 1 FT.
WED...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT IN THE EVENING,
THEN BECOMING N AFTER MIDNIGHT. WAVES 1 FT. RAIN LIKELY.
ANZ534-290800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES
3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING SE LATE. WAVES 1 TO 2 FT.
SUN...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
BUILDING TO 3 FT IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
TUE
S WINDS 20 TO 25 KT. WAVES 3 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N AFTER MIDNIGHT. WAVES 2 TO
3 FT. A CHANCE OF RAIN IN THE AFTERNOON. A CHANCE OF TSTMS THROUGH
THE NIGHT. RAIN LIKELY THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-290800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
227 PM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 6 PM EDT THIS EVENING
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE
SUNDAY NIGHT...
THIS AFTERNOON
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TONIGHT...N WINDS 10 TO 15 KT
BECOMING NE 5 KT IN THE LATE
EVENING AND OVERNIGHT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF RAIN IN THE AFTERNOON. A CHANCE OF TSTMS THROUGH
THE NIGHT. RAIN LIKELY THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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