158
FZUS51 KLWX 160858
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
457 AM EDT THU JUL 16 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.
ANZ500-162300-
457 AM EDT THU JUL 16 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 TODAY INTO FRIDAY, THEN A
STRONGER COLD FRONT WILL APPROACH FROM THE NORTH SATURDAY.
ANZ535-162300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
NW WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
TONIGHT
NW WINDS AROUND 5 KT. 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. A CHANCE OF SHOWERS.
SAT
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON. WAVES
1 FT. SHOWERS WITH A CHANCE OF TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
MON
SE WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-162300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
W WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
TONIGHT
W WINDS AROUND 5 KT. 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. A CHANCE OF SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
SUN
N WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH THE NIGHT.
MON
SE WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-162300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 10 KT. WAVES 1 FT.
TODAY...NW WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT OR LESS.
PATCHY SMOKE.
TONIGHT...S 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
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE AFTERNOON. WAVES
1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. SHOWERS WITH A
CHANCE OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A CHANCE OF TSTMS
THROUGH THE NIGHT.
MON...SE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-162300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
NE WINDS 10 KT. WAVES 1 FT. AREAS OF SMOKE.
TODAY...S WINDS AROUND 5 KT
BECOMING SW LATE. WAVES 1 FT. AREAS
OF SMOKE.
TONIGHT...W WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. AREAS OF SMOKE.
FRI
N 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
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS IN THE MORNING.
MON...NE WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-162300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
N WINDS 10 KT. WAVES 1 FT. AREAS OF SMOKE.
TODAY...SE WINDS AROUND 5 KT
BECOMING S LATE. WAVES 1 FT. AREAS
OF SMOKE.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N IN THE LATE EVENING AND
OVERNIGHT. WAVES 1 FT. AREAS OF SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-162300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
N WINDS 5 KT. WAVES FLAT. PATCHY SMOKE.
TODAY
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. AREAS OF SMOKE.
TONIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF SMOKE.
FRI
NE WINDS 5 KT. WAVES FLAT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-162300-
CHESTER RIVER TO QUEENSTOWN MD-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT. PATCHY
SMOKE.
TODAY
W WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
TONIGHT...SW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
AREAS OF SMOKE.
FRI
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS. AREAS OF SMOKE.
FRI NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-162300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
NW WINDS 10 KT. WAVES 1 FT.
TODAY...NE WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON. WAVES
1 FT. AREAS OF SMOKE.
TONIGHT...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
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 10 KT. WAVES 1 TO 2 FT. SHOWERS WITH A CHANCE
OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH
THE NIGHT.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-162300-
EASTERN BAY-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
NW WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
TONIGHT...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 OR LESS. A CHANCE OF
SHOWERS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH
THE NIGHT.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-162300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 10 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT
BECOMING S IN THE AFTERNOON. WAVES
1 FT. AREAS OF SMOKE.
TONIGHT...S 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
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS WITH A CHANCE OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH
THE NIGHT.
MON...E WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-162300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 10 KT. WAVES 1 FT.
TODAY...N WINDS 5 TO 10 KT
BECOMING SW IN THE AFTERNOON. WAVES
1 FT. AREAS OF SMOKE.
TONIGHT...S 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 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SAT NIGHT
SW WINDS 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH
THE NIGHT.
MON...NE WINDS 5 TO 10 KT
BECOMING S. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-162300-
PATUXENT RIVER TO BROOMES ISLAND MD-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
W WINDS AROUND 5 KT. WAVES 1 FT. AREAS OF SMOKE.
TONIGHT...SW WINDS 5 KT
BECOMING N LATE. WAVES 1 FT. AREAS OF
SMOKE.
FRI
NE WINDS 5 KT. WAVES LESS THAN 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
SAT NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE
OF TSTMS.
SUN...NW WINDS 5 TO 10 KT
BECOMING NE. WAVES 1 FT. A CHANCE OF
SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS AND TSTMS THROUGH
THE NIGHT.
MON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-162300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 15 KT. WAVES 2 FT.
TODAY...NW WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 TO 2 FT.
PATCHY SMOKE.
TONIGHT...S WINDS 5 TO 10 KT
BECOMING NW AFTER MIDNIGHT. WAVES
1 FT. PATCHY SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 2 FT.
SAT...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
BUILDING TO 3 FT IN THE AFTERNOON. A CHANCE OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO
3 FT. SHOWERS WITH A CHANCE OF TSTMS.
SUN...W WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 TO 2 FT.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A
CHANCE OF TSTMS THROUGH THE NIGHT.
MON...SE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 TO
2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-162300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
457 AM EDT THU JUL 16 2026
REST OF THE OVERNIGHT
W WINDS 10 KT. WAVES 1 FT.
TODAY...NW WINDS 5 TO 10 KT
BECOMING SW LATE. WAVES 1 FT. PATCHY
SMOKE.
TONIGHT...SW WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT. PATCHY
SMOKE.
FRI
NE WINDS 5 TO 10 KT. WAVES 1 FT. AREAS OF SMOKE.
FRI NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
SAT NIGHT
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS
WITH A CHANCE OF TSTMS.
SUN...W WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 TO 2 FT.
A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS LIKELY WITH A
CHANCE OF TSTMS THROUGH THE NIGHT.
MON...SE WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.
A CHANCE OF SHOWERS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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