465
FZUS51 KLWX 280802
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
402 AM 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.
ANZ500-282300-
402 AM 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 THE WEEKEND, THEN
MOVE OFFSHORE EARLY NEXT WEEK. A FRONTAL SYSTEM WILL STALL TO THE
NORTHWEST OF THE AREA BRINGING REPETITIVE CHANCES FOR RAIN NEXT
WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED SUNDAY AFTERNOON THROUGH
MONDAY MORNING, AND AGAIN TUESDAY INTO TUESDAY NIGHT.
ANZ535-282300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
NW WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
1 FT.
TODAY
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT WITH GUSTS TO 25 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. WAVES 1 FT.
TUE
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED...SW WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT. WAVES 1 FT.
SHOWERS LIKELY.
ANZ536-282300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TODAY...NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT
DIMINISHING TO
20 KT LATE. WAVES 2 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
SW 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 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. A CHANCE OF SHOWERS IN THE AFTERNOON. A CHANCE OF
TSTMS THROUGH THE NIGHT. SHOWERS LIKELY THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-282300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
3 FT.
TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 TO 2 FT.
SUN
S WINDS 5 TO 10 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 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N AFTER MIDNIGHT. WAVES 2 FT.
A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ530-282300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.
TONIGHT...NW WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
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 1 TO
2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N 10 TO 15 KT. WAVES 1 TO
2 FT. SHOWERS LIKELY.
ANZ531-282300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TONIGHT...NW WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 TO 2 FT.
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 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 KT. WAVES 2 FT.
TUE
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 15 TO 20 KT
BECOMING N. WAVES 2 TO 3 FT. SHOWERS
LIKELY.
ANZ538-282300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
1 FT.
TODAY
NW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.
TONIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 5 TO 10 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. 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. WAVES 1 FT. SHOWERS
LIKELY.
ANZ539-282300-
CHESTER RIVER TO QUEENSTOWN MD-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TODAY
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 TO 2 FT.
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 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
SW WINDS 10 TO 15 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. SHOWERS
LIKELY.
ANZ532-282300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.
TONIGHT...NW 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 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
TUE
SW WINDS 20 TO 25 KT. WAVES 3 FT.
WED...SW WINDS 20 TO 25 KT
BECOMING N 15 TO 20 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. SHOWERS LIKELY.
ANZ540-282300-
EASTERN BAY-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT. WAVES 1 FT.
TODAY
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 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 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 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 AFTER MIDNIGHT.
WAVES 2 TO 3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT. SHOWERS LIKELY.
ANZ533-282300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
3 FT.
TODAY...N WINDS 20 TO 25 KT
DIMINISHING TO 15 KT LATE. GUSTS UP
TO 30 KT. WAVES 4 FT.
TONIGHT...NW 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 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT.
MON NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS 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
BECOMING W 15 TO 20 KT IN THE EVENING,
THEN BECOMING N AFTER MIDNIGHT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
IN THE AFTERNOON. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ541-282300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY...N WINDS 20 TO 25 KT
BECOMING NW 10 TO 15 KT LATE. GUSTS
UP TO 30 KT. WAVES 3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING SE LATE. WAVES 1 FT.
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 10 TO 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 20 TO 25 KT. WAVES 2 TO 3 FT.
WED...SW WINDS 20 TO 25 KT
BECOMING N 15 TO 20 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS
LIKELY THROUGH THE NIGHT.
ANZ542-282300-
PATUXENT RIVER TO BROOMES ISLAND MD-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TODAY
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.
TONIGHT...NW WINDS 5 TO 10 KT
BECOMING SE LATE. WAVES 1 FT.
SUN
S WINDS 5 TO 10 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 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 N AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY THROUGH THE
NIGHT.
ANZ534-282300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 25 KT. WAVES 3 FT.
TODAY
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 5 FT.
TONIGHT...N WINDS 10 TO 15 KT
BECOMING NE 5 TO 10 KT AFTER
MIDNIGHT. 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. WAVES 3 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 3 FT.
MON NIGHT
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
TUE
SW WINDS 20 TO 25 KT. WAVES 3 FT.
WED...SW WINDS 20 TO 25 KT
BECOMING N 15 TO 20 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS
LIKELY THROUGH THE NIGHT.
ANZ543-282300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
402 AM EDT SAT MAR 28 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON
REST OF THE OVERNIGHT
N WINDS 20 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TODAY
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.
TONIGHT...N WINDS 5 TO 10 KT
BECOMING E LATE. WAVES 1 FT.
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. WAVES 2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 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 2 FT.
A CHANCE OF SHOWERS IN THE AFTERNOON. SHOWERS LIKELY THROUGH THE
NIGHT.
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