411
FZUS51 KLWX 192057
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
457 PM EDT FRI JUN 19 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.
ANZ500-200800-
457 PM EDT FRI JUN 19 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL BUILD NEAR THE AREA OVER THE WEEKEND BEFORE A
FRONTAL SYSTEM APPROACHES THE AREA MONDAY. SMALL CRAFT ADVISORIES
WILL LIKELY BE NEEDED FOR PORTIONS OF THE WATERS MONDAY.
ANZ535-200800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT...NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING W
5 KT AFTER MIDNIGHT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING AND
AFTERNOON. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-200800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT UNTIL EARLY
MORNING. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS WITH A CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-200800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
457 PM EDT FRI JUN 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
LATE TONIGHT...
REST OF THIS AFTERNOON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 FT. SHOWERS IN THE AFTERNOON. A CHANCE OF TSTMS. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-200800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT OR LESS.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
MON...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS LIKELY IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-200800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 TO 2 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING SW 10 TO 15 KT IN THE EVENING,
THEN BECOMING W AFTER MIDNIGHT. WAVES 2 TO 3 FT...SUBSIDING TO 1 FT
AFTER MIDNIGHT. SHOWERS LIKELY IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-200800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING AND
AFTERNOON. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE EVENING.
WAVES 1 FT OR LESS.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. SHOWERS LIKELY IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
TUE
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-200800-
CHESTER RIVER TO QUEENSTOWN MD-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
2 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE
OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-200800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
WITH A CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-200800-
EASTERN BAY-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
NW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES
1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO
2 FT.
SAT
W WINDS 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 2 FT.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE OF
TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-200800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 TO 3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
WITH A CHANCE OF TSTMS.
TUE...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-200800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT
REST OF THIS AFTERNOON
W WINDS 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A
CHANCE OF TSTMS.
TUE...NW WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-200800-
PATUXENT RIVER TO BROOMES ISLAND MD-
457 PM EDT FRI JUN 19 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT
REST OF THIS AFTERNOON
NW WINDS 10 KT. WAVES 1 FT.
TONIGHT
NW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN
W WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS THROUGH THE NIGHT. A CHANCE OF TSTMS.
TUE
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-200800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
457 PM EDT FRI JUN 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
LATE TONIGHT...
REST OF THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT. GUSTS
UP TO 20 KT. WAVES 2 TO 3 FT.
SAT
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...NW WINDS 5 KT
BECOMING SW IN THE AFTERNOON. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
MON...S WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 3 FT. SHOWERS LIKELY THROUGH THE NIGHT. A CHANCE OF TSTMS. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
TUE...NW WINDS 10 TO 15 KT
BECOMING N 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-200800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
457 PM EDT FRI JUN 19 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH
LATE TONIGHT...
REST OF THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING NW
WITH GUSTS TO 25 KT LATE. WAVES 1 TO 2 FT.
SAT...W WINDS 10 TO 15 KT
BECOMING SW LATE. WAVES 1 TO 2 FT.
SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
MON...S WINDS 15 TO 20 KT
BECOMING SW AFTER MIDNIGHT. WAVES 2 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE...NW WINDS 10 TO 15 KT
BECOMING N 5 KT AFTER MIDNIGHT. WAVES
1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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