712
FZUS51 KLWX 020303
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1102 PM EDT FRI MAY 1 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.
ANZ500-020800-
1102 PM EDT FRI MAY 1 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A TROUGH OF LOW PRESSURE LINGERS THIS AFTERNOON. A COASTAL LOW
TRACKS OFF THE CAROLINAS ON SATURDAY BEFORE HIGH PRESSURE BUILDS TO
THE SOUTHWEST TO FINISH THE WEEKEND. ANOTHER FRONTAL SYSTEM
APPROACHES FROM THE WEST BY EARLY NEXT WEEK. SMALL CRAFT ADVISORIES
MAY BE NEEDED TONIGHT, SATURDAY NIGHT INTO SUNDAY, AND MONDAY
THROUGH TUESDAY.
ANZ535-020800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1102 PM EDT FRI MAY 1 2026
REST OF TONIGHT...SW WINDS 5 KT
BECOMING NW LATE. WAVES 1 FT.
SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
MON
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
TUE
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN SHOWERS LIKELY.
ANZ536-020800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1102 PM EDT FRI MAY 1 2026
REST OF TONIGHT...S WINDS 10 KT
BECOMING NW. GUSTS UP TO 20 KT.
WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ537-020800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 15 KT WITH GUSTS TO 25 KT
BECOMING NW
LATE. WAVES 1 TO 2 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN.
SAT NIGHT
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT. WAVES 1 FT.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ530-020800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1102 PM EDT FRI MAY 1 2026
REST OF TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. WAVES
1 FT. ISOLATED SHOWERS LATE THIS EVENING, THEN SCATTERED SHOWERS.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WED...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT. WAVES 1 TO
2 FT. SHOWERS LIKELY.
ANZ531-020800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...SW WINDS 15 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. ISOLATED SHOWERS LATE THIS EVENING, THEN
SCATTERED SHOWERS.
SAT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
AFTER MIDNIGHT.
WED
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN
THE MORNING, THEN SHOWERS LIKELY.
ANZ538-020800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...SW WINDS 5 KT
BECOMING NW LATE. WAVES 1 FT.
SCATTERED SHOWERS.
SAT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. SHOWERS LIKELY.
ANZ539-020800-
CHESTER RIVER TO QUEENSTOWN MD-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 10 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 FT. ISOLATED SHOWERS LATE THIS EVENING, THEN
SCATTERED SHOWERS.
SAT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS AFTER
MIDNIGHT.
WED...S WINDS 15 TO 20 KT
DIMINISHING TO 10 TO 15 KT. WAVES 2 FT.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY.
ANZ532-020800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 15 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 TO 2 FT. ISOLATED SHOWERS LATE THIS EVENING, THEN
SCATTERED SHOWERS.
SAT...NW WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT IN THE
AFTERNOON. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S 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
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
THROUGH THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ540-020800-
EASTERN BAY-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 10 KT
BECOMING NW LATE. GUSTS UP TO
20 KT. WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT. WAVES 1 FT.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ533-020800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 15 KT WITH GUSTS TO 25 KT
BECOMING NW
LATE. WAVES 1 TO 2 FT. SCATTERED SHOWERS.
SAT...N WINDS 10 TO 15 KT
DIMINISHING TO 5 TO 10 KT LATE. WAVES
2 FT.
SAT NIGHT...N WINDS 10 TO 15 KT
BECOMING NW WITH GUSTS TO 20 KT
LATE. WAVES 1 TO 2 FT. A CHANCE OF RAIN.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S 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
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS
THROUGH THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ541-020800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 10 TO 15 KT
BECOMING NW LATE. GUSTS UP
TO 20 KT. WAVES 1 TO 2 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT. A CHANCE OF RAIN.
SUN
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE DAY, THEN SHOWERS LIKELY THROUGH THE NIGHT.
ANZ542-020800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 10 KT
BECOMING W. GUSTS UP TO 20 KT.
WAVES 1 FT. SCATTERED SHOWERS.
SAT
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.
SUN
NW WINDS 10 TO 15 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 10 TO 15 KT. WAVES 1 FT.
WED
S WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
ANZ534-020800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 20 KT WITH GUSTS TO 25 KT
BECOMING NW
10 KT LATE. WAVES 2 TO 3 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF RAIN.
SAT NIGHT
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF
RAIN.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON NIGHT
S WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 3 FT.
WED
S WINDS 15 TO 20 KT. WAVES 3 FT. A CHANCE OF SHOWERS THROUGH
THE DAY, THEN SHOWERS LIKELY THROUGH THE NIGHT.
ANZ543-020800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1102 PM EDT FRI MAY 1 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 3 AM EDT SATURDAY
REST OF TONIGHT...S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING W 10 KT LATE. WAVES 1 TO 2 FT. SCATTERED SHOWERS.
SAT
N WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN.
SAT NIGHT
NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF
RAIN.
SUN
NW WINDS 15 TO 20 KT. WAVES 2 FT.
SUN NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 FT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
MON NIGHT
S WINDS 15 TO 20 KT. WAVES 2 FT.
TUE
S WINDS 15 TO 20 KT. WAVES 2 FT.
WED
S WINDS 15 TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE DAY. SHOWERS LIKELY THROUGH THE NIGHT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page