420
FZUS51 KLWX 282058
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
357 PM EST FRI NOV 28 2025
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.
ANZ500-290900-
357 PM EST FRI NOV 28 2025
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
LOW PRESSURE WILL LINGER OVER SOUTHEASTERN CANADA WHILE HIGH
PRESSURE BUILDS ACROSS THE MIDWEST AND TENNESSEE VALLEY THROUGH
FRIDAY. NEAR GALE-FORCE WIND GUSTS ARE POSSIBLE IN THE UPPER
CHESAPEAKE BAY AND THE TIDAL POTOMAC RIVER NORTH OF COBB ISLAND
FRIDAY MORNING TO FRIDAY AFTERNOON. HIGH PRESSURE WILL MOVE
OVERHEAD SATURDAY, THEN MOVE OFFSHORE SUNDAY INTO EARLY NEXT WEEK
AS THE NEXT SYSTEMS APPROACH FROM THE WEST. ADDITIONAL SMALL CRAFT
ADVISORIES ARE POSSIBLE EARLY NEXT WEEK.
ANZ535-290900-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 15 KT WITH GUSTS TO 30 KT. WAVES
1 FT.
TONIGHT
W WINDS 5 TO 10 KT. GUSTS UP TO 25 KT. WAVES 1 FT.
SAT
W WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. RAIN
LIKELY.
SUN NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
MON...N WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT. A CHANCE OF RAIN
AND SNOW AFTER MIDNIGHT.
TUE
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN THROUGH THE DAY. A
CHANCE OF RAIN IN THE EVENING.
ANZ536-290900-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES
2 FT.
TONIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
W WINDS AROUND 5 KT. WAVES 1 FT.
SAT NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
SUN
SW WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY.
SUN NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT.
MON...N WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT. WAVES 1 FT. A
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
TUE
N WINDS 10 TO 15 KT. WAVES 1 FT. RAIN THROUGH THE DAY. A
CHANCE OF RAIN IN THE EVENING.
ANZ537-290900-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES
3 FT.
TONIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT UNTIL EARLY
MORNING. WAVES 2 TO 3 FT.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY.
SUN NIGHT...W WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT AFTER
MIDNIGHT. WAVES 2 FT. A CHANCE OF RAIN.
MON...N WINDS 15 TO 20 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.
ANZ530-290900-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
2 FT.
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 1 TO 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.
SUN NIGHT
W WINDS 15 TO 20 KT. WAVES 1 FT.
MON...NW WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT. WAVES 1 FT. A
CHANCE OF SNOW AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
RAIN THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
ANZ531-290900-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT IN THE EVENING.
WAVES 2 TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING SW AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
RAIN.
SUN NIGHT
W WINDS 15 TO 20 KT. WAVES 2 FT.
MON...NW WINDS 10 TO 15 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
TUE...NE WINDS 5 TO 10 KT
BECOMING NW 10 TO 15 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
ANZ538-290900-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 15 KT WITH GUSTS TO 30 KT. WAVES
2 FT.
TONIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY.
SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON...NW WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT OR LESS. A
CHANCE OF SNOW AFTER MIDNIGHT.
TUE...NE WINDS 5 TO 10 KT
BECOMING NW. WAVES 1 FT OR LESS. RAIN
THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
ANZ539-290900-
CHESTER RIVER TO QUEENSTOWN MD-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 2 TO 3 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. RAIN LIKELY.
SUN NIGHT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF RAIN.
MON...NW WINDS 10 TO 15 KT...BECOMING E 5 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW AFTER
MIDNIGHT.
TUE...NE WINDS 5 TO 10 KT
BECOMING NW 10 TO 15 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
ANZ532-290900-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TONIGHT
W WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 2 TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE
AFTERNOON. WAVES 1 FT.
SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN
LIKELY.
SUN NIGHT
W WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
MON...N WINDS 15 TO 20 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
TUE...NE WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.
ANZ540-290900-
EASTERN BAY-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
2 FT.
TONIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 2 FT.
SAT...NW WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
RAIN LIKELY.
SUN NIGHT
W WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF RAIN.
MON...N WINDS 10 TO 15 KT...BECOMING E 5 KT. WAVES 1 TO 2 FT
SUBSIDING TO FLAT AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW AFTER
MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
RAIN THROUGH THE DAY. A CHANCE OF RAIN IN THE EVENING.
ANZ533-290900-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TONIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 2 TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN
LIKELY.
SUN NIGHT...W WINDS 15 TO 20 KT
BECOMING NW AFTER MIDNIGHT. GUSTS
UP TO 25 KT. WAVES 2 TO 3 FT. A CHANCE OF RAIN.
MON...N WINDS 15 TO 20 KT
BECOMING E 5 TO 10 KT. WAVES 2 TO
3 FT...SUBSIDING TO 1 FT. A CHANCE OF RAIN AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT. WAVES 1 TO
2 FT...BUILDING TO 3 FT AFTER MIDNIGHT. RAIN THROUGH THE DAY, THEN A
CHANCE OF RAIN IN THE EVENING.
ANZ541-290900-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
3 FT.
TONIGHT
NW WINDS 15 TO 20 KT. GUSTS UP TO 30 KT EARLY IN THE
EVENING. WAVES 2 TO 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
RAIN LIKELY.
SUN NIGHT...W WINDS 15 TO 20 KT
BECOMING NW AFTER MIDNIGHT. GUSTS
UP TO 25 KT. WAVES 2 FT. A CHANCE OF RAIN.
MON...N WINDS 15 TO 20 KT
BECOMING E 5 KT. WAVES 1 TO 2 FT. A
CHANCE OF RAIN AND SNOW AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW 15 TO 20 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.
ANZ542-290900-
PATUXENT RIVER TO BROOMES ISLAND MD-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 15 KT WITH GUSTS TO 25 KT. WAVES
1 FT.
TONIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.
WAVES 1 FT.
SAT...NW WINDS 5 TO 10 KT UNTIL LATE AFTERNOON
BECOMING LIGHT.
WAVES 1 FT.
SAT NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY.
SUN NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT. A
CHANCE OF RAIN.
MON...N WINDS 10 TO 15 KT
BECOMING E AROUND 5 KT. WAVES 1 FT. A
CHANCE OF RAIN AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.
ANZ534-290900-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
4 FT.
TONIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 30 KT UNTIL EARLY
MORNING. WAVES 3 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT LATE. WAVES
1 TO 2 FT.
SAT NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. RAIN
LIKELY.
SUN NIGHT...W WINDS 15 TO 20 KT
BECOMING NW 20 TO 25 KT AFTER
MIDNIGHT. WAVES 2 FT...BUILDING TO 4 FT AFTER MIDNIGHT. A CHANCE OF
RAIN.
MON...N WINDS 15 TO 20 KT...BECOMING E 5 TO 10 KT. WAVES 3 FT
SUBSIDING TO 1 FT. A CHANCE OF RAIN AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW 20 TO 25 KT. WAVES 1 TO
2 FT...BUILDING TO 3 FT. RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN
IN THE EVENING.
ANZ543-290900-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
357 PM EST FRI NOV 28 2025
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 20 KT WITH GUSTS TO 30 KT. WAVES
2 FT.
TONIGHT
NW WINDS 20 TO 25 KT. GUSTS UP TO 30 KT UNTIL EARLY
MORNING. WAVES 2 FT.
SAT...NW WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT LATE. WAVES
1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT...W WINDS 15 TO 20 KT
BECOMING NW 20 TO 25 KT AFTER
MIDNIGHT. WAVES 2 FT. A CHANCE OF RAIN.
MON...N WINDS 15 TO 20 KT
BECOMING NE 5 TO 10 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN AFTER MIDNIGHT.
TUE...N WINDS 10 TO 15 KT
BECOMING NW 20 TO 25 KT. WAVES 1 TO
2 FT. RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.
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