691
FZUS51 KLWX 151645
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1245 PM EDT WED JUL 15 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.
ANZ500-160800-
1245 PM EDT WED JUL 15 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE WILL SHIFT TO THE SOUTH THE SECOND HALF OF THE WEEK. A
WEAK COLD FRONT WILL DROP SOUTHWARD THURSDAY INTO FRIDAY, THEN A
STRONGER COLD FRONT WILL APPROACH FROM THE NORTH SATURDAY.
ANZ535-160800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
W WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NW WINDS AROUND 5 KT. WAVES 1 FT. PATCHY SMOKE.
THU NIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF SMOKE.
FRI
NE WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT...SW WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS WITH TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E. WAVES 1 FT. A CHANCE OF
SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-160800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS AROUND 5 KT. WAVES 1 FT. PATCHY SMOKE.
THU NIGHT...SW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
AREAS OF SMOKE.
FRI
NE WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. TSTMS LIKELY THROUGH THE
NIGHT. SHOWERS LIKELY. A CHANCE OF TSTMS AFTER MIDNIGHT.
SUN
NW WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-160800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT LATE. WAVES
1 FT.
THU...W WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT.
THU NIGHT...S WINDS 5 KT
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 FT. AREAS OF SMOKE.
FRI...NE WINDS 10 TO 15 KT
BECOMING E 5 KT IN THE AFTERNOON.
WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 10 TO 15 KT
BECOMING SW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-160800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING NE LATE. WAVES 1 FT. AREAS
OF SMOKE.
THU...SE WINDS AROUND 5 KT
BECOMING SW IN THE AFTERNOON. WAVES
1 FT OR LESS. AREAS OF SMOKE.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI
N WINDS AROUND 5 KT. WAVES FLAT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT
OR LESS. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-160800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT.
THU...NW WINDS AROUND 5 KT
BECOMING SW LATE. WAVES 1 FT OR LESS.
AREAS OF SMOKE.
THU NIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. AREAS OF SMOKE.
FRI...N WINDS 5 TO 10 KT
BECOMING SE IN THE AFTERNOON. WAVES
1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS WITH TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-160800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
W WINDS 10 KT. WAVES 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
THU...W WINDS AROUND 5 KT
INCREASING TO 5 TO 10 KT LATE. WAVES
1 FT OR LESS. AREAS OF SMOKE.
THU NIGHT
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. AREAS OF
SMOKE.
FRI
NE WINDS 5 KT. WAVES FLAT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS WITH TSTMS LIKELY.
SUN
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-160800-
CHESTER RIVER TO QUEENSTOWN MD-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING NW LATE. WAVES 1 FT.
THU...NW WINDS AROUND 5 KT
BECOMING SW LATE. WAVES 1 FT OR LESS.
AREAS OF SMOKE.
THU NIGHT...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. AREAS OF SMOKE.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS WITH TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT
OR LESS. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-160800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...N WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON. WAVES 1 FT
OR LESS. AREAS OF SMOKE.
THU NIGHT...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. AREAS OF SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS WITH TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-160800-
EASTERN BAY-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU...NW WINDS AROUND 5 KT
BECOMING SW LATE. WAVES 1 FT OR LESS.
AREAS OF SMOKE.
THU NIGHT...SW WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. AREAS OF SMOKE.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS AND TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT
OR LESS. A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-160800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT LATE. WAVES
1 FT.
THU...NW WINDS 5 TO 10 KT
BECOMING SW IN THE AFTERNOON. WAVES
1 FT. AREAS OF SMOKE.
THU NIGHT...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT. AREAS OF SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS AND TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-160800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT LATE. WAVES
1 FT.
THU...NW WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT. AREAS OF
SMOKE.
THU NIGHT...SW WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 FT. AREAS OF SMOKE.
FRI
N WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 5 TO 10 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS AND TSTMS LIKELY.
SUN...NW WINDS 5 TO 10 KT
BECOMING E AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-160800-
PATUXENT RIVER TO BROOMES ISLAND MD-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
W WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT.
THU
W WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
THU NIGHT...SW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
AREAS OF SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS AND TSTMS LIKELY.
SUN
W WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-160800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. WAVES 2 FT.
THU...NW WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON. WAVES
1 FT.
THU NIGHT...S WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. WAVES 1 TO 2 FT. AREAS OF SMOKE.
FRI...NE WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT IN THE
AFTERNOON. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 2 FT.
SAT...S WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
SUN...NW WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-160800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
1245 PM EDT WED JUL 15 2026
THIS AFTERNOON
SW WINDS 10 KT. WAVES 1 FT.
TONIGHT...SW WINDS 10 TO 15 KT
BECOMING W LATE. WAVES 1 FT.
THU...W WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT.
THU NIGHT...S WINDS 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
AREAS OF SMOKE.
FRI...NE WINDS 10 TO 15 KT
BECOMING W AROUND 5 KT IN THE
AFTERNOON. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT...S WINDS 10 TO 15 KT
BECOMING SW AFTER MIDNIGHT. WAVES 1 TO
2 FT. A CHANCE OF SHOWERS IN THE AFTERNOON. A CHANCE OF TSTMS.
SHOWERS LIKELY THROUGH THE NIGHT.
SUN...W WINDS 10 TO 15 KT
BECOMING S 5 TO 10 KT. WAVES 1 FT. A
CHANCE OF SHOWERS. A CHANCE OF TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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