287
FZUS51 KLWX 022358
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
758 PM EDT SUN AUG 2 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.
ANZ500-030800-
758 PM EDT SUN AUG 2 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A LOW PRESSURE SYSTEM WILL APPROACH FROM THE OHIO VALLEY THIS
EVENING, WITH A FRONTAL BOUNDARY STALLING NEAR THE REGION THROUGH
THE MIDDLE PART OF THE WEEK. DAILY SHOWER AND THUNDERSTORM CHANCES
RETURN TO THE FORECAST, WITH GUSTY WINDS POSSIBLE IN THE STRONGEST
THUNDERSTORMS ESPECIALLY LATER THIS WEEK. SMALL CRAFT ADVISORIES MAY
NEED TO BE EXTENDED THROUGH MONDAY MORNING DUE TO SOUTHERLY
CHANNELING. ADDITIONAL ADVISORIES MAY BE NEEDED AT TIMES DUE TO
PERIODS OF SOUTHERLY CHANNELING.
ANZ535-030800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
MON NIGHT
N WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS
AND TSTMS.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ536-030800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
MON NIGHT
W WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-030800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
MON NIGHT
SW WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS LIKELY
WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
SW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
FRI
SW 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.
ANZ530-030800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
A CHANCE OF TSTMS. SHOWERS.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT...W WINDS AROUND 5 KT
BECOMING N AFTER MIDNIGHT. WAVES
1 FT. A CHANCE OF SHOWERS AND TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT.
WED
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
FRI
SW 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.
ANZ531-030800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A
CHANCE OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT...SW WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
SW 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.
ANZ538-030800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF TSTMS. SHOWERS.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
MON NIGHT...NE WINDS 5 KT
BECOMING N LATE. WAVES 1 FT OR LESS. A
CHANCE OF SHOWERS AND TSTMS.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ539-030800-
CHESTER RIVER TO QUEENSTOWN MD-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
A CHANCE OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING S 5 KT
LATE. WAVES 1 TO 2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT...SW WINDS AROUND 5 KT
BECOMING NE LATE. WAVES 1 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS
THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.
FRI
SW 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.
ANZ532-030800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT. A
CHANCE OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 TO 2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT...S WINDS 5 KT
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS THROUGH THE NIGHT.
FRI
SW 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.
ANZ540-030800-
EASTERN BAY-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.
A CHANCE OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT...SW WINDS AROUND 5 KT
BECOMING NE LATE. WAVES 1 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
E WINDS 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.
WED
S WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND TSTMS
THROUGH THE NIGHT.
FRI
SW 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.
ANZ533-030800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT. A
CHANCE OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT. A
CHANCE OF SHOWERS AND TSTMS.
MON NIGHT...SW WINDS 5 KT
BECOMING N LATE. WAVES 1 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
S WINDS 10 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
FRI
SW 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.
ANZ541-030800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT UNTIL LATE AFTERNOON.
WAVES 1 TO 2 FT. SHOWERS LIKELY WITH A CHANCE OF TSTMS.
MON NIGHT...SW WINDS 5 KT
BECOMING NE LATE. WAVES 1 FT. SHOWERS
LIKELY WITH A CHANCE OF TSTMS.
TUE
NE WINDS 5 TO 10 KT. WAVES 1 FT.
TUE NIGHT
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF
SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS
AND TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
FRI
SW 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.
ANZ542-030800-
PATUXENT RIVER TO BROOMES ISLAND MD-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE
OF TSTMS. SHOWERS, MAINLY THIS EVENING.
MON
SW WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS LIKELY WITH A CHANCE
OF TSTMS.
MON NIGHT
SW WINDS AROUND 5 KT. WAVES 1 FT. SHOWERS LIKELY WITH A
CHANCE OF TSTMS.
TUE
NE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
THU
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS THROUGH
THE NIGHT.
FRI
SW 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.
ANZ534-030800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A
CHANCE OF TSTMS. SHOWERS LIKELY.
MON...SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT
BECOMING S 10 KT
IN THE AFTERNOON. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS AND TSTMS.
MON NIGHT...SW WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 TO 2 FT.
A CHANCE OF SHOWERS AND TSTMS.
TUE
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 2 FT.
THU
S WINDS 10 TO 15 KT. WAVES 2 FT.
FRI
SW WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS AND
TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-030800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
758 PM EDT SUN AUG 2 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING
TONIGHT
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.
A CHANCE OF TSTMS. A CHANCE OF SHOWERS THIS EVENING, THEN SHOWERS
LIKELY AFTER MIDNIGHT.
MON
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE
OF SHOWERS AND TSTMS.
MON NIGHT...SW WINDS 5 TO 10 KT
BECOMING N LATE. WAVES 1 FT.
SHOWERS LIKELY WITH A CHANCE OF TSTMS.
TUE
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
TUE NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.
WED
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND
TSTMS.
WED NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
THU
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
THROUGH THE NIGHT.
FRI
SW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS
AND TSTMS.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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