126
FZUS51 KLWX 250858
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
458 AM EDT SAT JUL 25 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.
ANZ500-252300-
458 AM EDT SAT JUL 25 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE CENTERED OVERHEAD SHIFTS NORTHEAST TOWARDS NEW ENGLAND
TODAY AND TOMORROW. THE NEXT FRONTAL APPROACHES FROM THE NORTHWEST
ON MONDAY BEFORE MOVING THROUGH ON TUESDAY.
ANZ535-252300-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
LIGHT WINDS. WAVES FLAT. A CHANCE OF
SHOWERS.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE...SW WINDS 5 TO 10 KT
BECOMING NW. WAVES 1 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-252300-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TONIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE...SW WINDS 5 TO 10 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY THROUGH THE DAY. A CHANCE OF TSTMS. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-252300-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE...SW WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
WITH A CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-252300-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE...S WINDS 10 TO 15 KT
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.
WAVES 1 FT. SHOWERS. TSTMS LIKELY THROUGH THE NIGHT, THEN A CHANCE
OF SHOWERS AND TSTMS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-252300-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES FLAT. A SLIGHT CHANCE
OF SHOWERS.
TODAY
E WINDS 5 TO 10 KT. WAVES 1 FT.
TONIGHT
E WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
E WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 2 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
TUE...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 TO 2 FT.
SHOWERS. TSTMS LIKELY THROUGH THE NIGHT, THEN A CHANCE OF SHOWERS
AND TSTMS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-252300-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES FLAT.
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
E WINDS 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS 5 KT. WAVES FLAT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE...SW WINDS 5 TO 10 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS. TSTMS LIKELY THROUGH THE NIGHT, THEN A CHANCE OF SHOWERS
AND TSTMS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-252300-
CHESTER RIVER TO QUEENSTOWN MD-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES FLAT. A SLIGHT CHANCE
OF SHOWERS.
TODAY
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TONIGHT
E WINDS 5 KT. WAVES FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE...SW WINDS 5 TO 10 KT
BECOMING NW AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS. TSTMS LIKELY THROUGH THE NIGHT, THEN A CHANCE OF
SHOWERS AND TSTMS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-252300-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...SW WINDS 5 KT
BECOMING S 10 TO 15 KT WITH GUSTS TO 20 KT IN
THE AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
TUE...SW WINDS 10 TO 15 KT
BECOMING W. WAVES 1 TO 2 FT. SHOWERS.
A CHANCE OF TSTMS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-252300-
EASTERN BAY-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES FLAT. A CHANCE OF
SHOWERS.
TODAY
E WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
E WINDS AROUND 5 KT. WAVES FLAT.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 TO 2 FT.
SHOWERS. A CHANCE OF TSTMS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-252300-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...SW WINDS 5 KT
BECOMING S 10 TO 15 KT WITH GUSTS TO 20 KT IN
THE AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
TUE...SW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-252300-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
SUN
NE WINDS AROUND 5 KT. WAVES FLAT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A
CHANCE OF SHOWERS AND TSTMS.
TUE...S WINDS 10 TO 15 KT
BECOMING W 5 TO 10 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY THROUGH THE DAY. A CHANCE OF TSTMS. A CHANCE OF
SHOWERS THROUGH THE NIGHT.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-252300-
PATUXENT RIVER TO BROOMES ISLAND MD-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
SUN
NE WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
TUE...SW WINDS 10 TO 15 KT
BECOMING W 5 KT AFTER MIDNIGHT. WAVES
1 FT. SHOWERS WITH A CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-252300-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
TUE...SW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. WAVES 2 TO
3 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS WITH A CHANCE
OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-252300-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
458 AM EDT SAT JUL 25 2026
REST OF THE OVERNIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A
CHANCE OF SHOWERS.
TODAY
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TONIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
SUN
N WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...S WINDS 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE AFTERNOON. WAVES 1 FT.
MON NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
TUE...SW WINDS 15 TO 20 KT
BECOMING W 10 TO 15 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS IN THE MORNING, THEN SHOWERS
LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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