561
FZUS51 KLWX 262058
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
458 PM EDT SUN JUL 26 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.
ANZ500-270800-
458 PM EDT SUN JUL 26 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
HIGH PRESSURE SHIFTS NORTHEAST TOWARDS NEW ENGLAND THROUGH THIS
EVENING. THE NEXT FRONTAL SYSTEM APPROACHES FROM THE NORTHWEST ON
MONDAY BEFORE MOVING THROUGH ON TUESDAY. THE ASSOCIATED COLD FRONT
SHOULD CROSS THE WATERS BY LATE TUESDAY BEFORE WEAK HIGH PRESSURE
SLOWLY BUILDS IN BY MID-WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED
MONDAY EVENING INTO TUESDAY DUE TO SOUTHERLY CHANNELING EFFECTS.
ANZ535-270800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
ISOLATED SHOWERS AND TSTMS.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SCATTERED SHOWERS
AND TSTMS.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-270800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
ISOLATED SHOWERS AND TSTMS.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SCATTERED SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS WITH A CHANCE OF
TSTMS.
TUE NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT.
THU
NW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-270800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT
W WINDS 10 KT. WAVES 1 TO 2 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-270800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES FLAT.
TONIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. SCATTERED
SHOWERS.
MON
SW WINDS AROUND 5 KT. WAVES FLAT. SCATTERED SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF
SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT...E WINDS 5 TO 10 KT
BECOMING N 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 20 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
THU...N WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ531-270800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES FLAT. A SLIGHT CHANCE
OF SHOWERS.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT...SE WINDS 10 TO 15 KT
BECOMING N AFTER MIDNIGHT. GUSTS
UP TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
THU
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ538-270800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES FLAT. ISOLATED
SHOWERS AND TSTMS.
TONIGHT
S WINDS AROUND 5 KT. WAVES FLAT. SCATTERED SHOWERS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SCATTERED SHOWERS
AND TSTMS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT...SE WINDS 5 TO 10 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS AND TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
THU...N WINDS 10 TO 15 KT
BECOMING NW 5 KT AFTER MIDNIGHT. WAVES
1 FT OR LESS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-270800-
CHESTER RIVER TO QUEENSTOWN MD-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SW WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 KT. WAVES LESS THAN 1 FT. SCATTERED SHOWERS AND
TSTMS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SE WINDS 10 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 TO
2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU...N WINDS 10 TO 15 KT
DIMINISHING TO AROUND 5 KT. WAVES 1 TO
2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ532-270800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO 3 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT.
GUSTS UP TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS AND TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU...NW WINDS 10 TO 15 KT
BECOMING N 5 TO 10 KT. WAVES 1 TO
2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ540-270800-
EASTERN BAY-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 KT
BECOMING NW AFTER MIDNIGHT. GUSTS UP
TO 20 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU...N WINDS 10 TO 15 KT
DIMINISHING TO 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ533-270800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT.
GUSTS UP TO 20 KT. WAVES 2 FT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-270800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SW WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 TO 15 KT
BECOMING NW AFTER MIDNIGHT.
GUSTS UP TO 20 KT. WAVES 2 FT. SHOWERS LIKELY WITH A CHANCE OF
TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU...N WINDS 10 TO 15 KT
DIMINISHING TO 5 KT AFTER MIDNIGHT.
WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-270800-
PATUXENT RIVER TO BROOMES ISLAND MD-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SE WINDS 5 KT. WAVES LESS THAN 1 FT.
TONIGHT
S WINDS AROUND 5 KT. WAVES 1 FT. SCATTERED SHOWERS.
MON
S WINDS AROUND 5 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
WED
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
THU
N WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-270800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
S WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
SHOWERS WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. GUSTS
UP TO 20 KT. WAVES 2 TO 3 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.
THU
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-270800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
458 PM EDT SUN JUL 26 2026
REST OF THIS AFTERNOON
SW WINDS 5 KT. WAVES FLAT.
TONIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
S WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND TSTMS.
MON NIGHT
S WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. SHOWERS
WITH A CHANCE OF TSTMS.
TUE NIGHT...SW WINDS 10 TO 15 KT
BECOMING W AFTER MIDNIGHT. GUSTS
UP TO 20 KT. WAVES 2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
WED
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.
THU
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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