601
FZUS51 KLWX 282357
CWFLWX
COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
757 PM EDT FRI AUG 28 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.
ANZ500-290800-
757 PM EDT FRI AUG 28 2026
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...
A COLD FRONT WILL MOVE SOUTH OF THE WATERS TONIGHT. HIGH PRESSURE
WILL BUILD NORTH OF THE AREA THIS WEEKEND, THEN DRIFT INTO THE
SOUTHEASTERN US EARLY NEXT WEEK. A SMALL CRAFT ADVISORY MAY BE
NEEDED SUNDAY AFTERNOON AND NIGHT.
ANZ535-290800-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-
757 PM EDT FRI AUG 28 2026
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT
NE WINDS 5 KT. WAVES LESS THAN 1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ536-290800-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-
757 PM EDT FRI AUG 28 2026
TONIGHT
NE WINDS 5 KT. WAVES LESS THAN 1 FT. ISOLATED SHOWERS AND
TSTMS THIS EVENING.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS AROUND 5 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
SW WINDS AROUND 5 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ537-290800-
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. SCATTERED SHOWERS AND
TSTMS THIS EVENING.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING E 5 KT
LATE. WAVES 1 TO 2 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON...W WINDS 5 TO 10 KT
BECOMING NE IN THE AFTERNOON. WAVES 1 FT
OR LESS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ530-290800-
CHESAPEAKE BAY NORTH OF POOLES ISLAND-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
SW WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES FLAT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ531-290800-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT...NE WINDS 5 KT
INCREASING TO 15 KT WITH GUSTS TO 20 KT
AFTER MIDNIGHT. WAVES 1 TO 2 FT.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
AROUND 5 KT LATE. WAVES 1 TO 2 FT.
SAT NIGHT...SE WINDS 5 TO 10 KT
BECOMING S LATE. WAVES 1 FT OR
LESS.
SUN
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
MON
W WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ538-290800-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
757 PM EDT FRI AUG 28 2026
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
W WINDS 5 KT. WAVES FLAT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
ANZ539-290800-
CHESTER RIVER TO QUEENSTOWN MD-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.
WAVES 1 FT.
SAT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES FLAT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 KT. WAVES LESS THAN 1 FT.
WED
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
ANZ532-290800-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT...NE WINDS 5 TO 10 KT
INCREASING TO 15 KT WITH GUSTS TO
20 KT LATE. WAVES 1 TO 2 FT.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 KT LATE. WAVES 1 TO 2 FT.
SAT NIGHT...E WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES
1 FT.
SUN
S WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
NW WINDS 5 KT. WAVES LESS THAN 1 FT.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ540-290800-
EASTERN BAY-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT...NE WINDS 5 TO 10 KT
INCREASING TO 15 KT WITH GUSTS TO
20 KT LATE. WAVES 1 FT OR LESS.
SAT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 FT.
SAT NIGHT
SE WINDS 5 KT. WAVES FLAT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
MON NIGHT
S WINDS AROUND 5 KT. WAVES FLAT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
ANZ533-290800-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT...NE WINDS 5 KT
INCREASING TO 15 KT WITH GUSTS TO 20 KT
LATE. WAVES 1 TO 2 FT. ISOLATED SHOWERS AND TSTMS THIS EVENING.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING N 5 KT
LATE. WAVES 1 TO 2 FT.
SAT NIGHT...E WINDS 5 TO 10 KT
BECOMING S AFTER MIDNIGHT. WAVES
1 FT.
SUN...S WINDS 5 KT
INCREASING TO 10 TO 15 KT WITH GUSTS TO 20 KT
IN THE AFTERNOON. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON NIGHT
S WINDS 5 KT. WAVES LESS THAN 1 FT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ541-290800-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT...NE WINDS 5 KT
INCREASING TO 15 KT WITH GUSTS TO 20 KT
LATE. WAVES 1 FT. ISOLATED SHOWERS AND TSTMS THIS EVENING.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
DIMINISHING TO
5 KT LATE. WAVES 1 TO 2 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 10 TO 15 KT. WAVES 1 FT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ542-290800-
PATUXENT RIVER TO BROOMES ISLAND MD-
757 PM EDT FRI AUG 28 2026
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT. ISOLATED SHOWERS AND
TSTMS THIS EVENING.
SAT
NE WINDS 5 TO 10 KT. WAVES 1 FT.
SAT NIGHT
SE WINDS AROUND 5 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT.
SUN NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
MON
NW WINDS AROUND 5 KT. WAVES 1 FT.
MON NIGHT
S WINDS AROUND 5 KT. WAVES 1 FT.
TUE
S WINDS AROUND 5 KT. WAVES 1 FT.
WED
SW WINDS 5 KT. WAVES LESS THAN 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ534-290800-
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT LATE. WAVES 1 TO
2 FT. ISOLATED SHOWERS AND TSTMS THIS EVENING.
SAT
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES
1 TO 2 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN...SE WINDS 5 KT
BECOMING S 10 TO 15 KT WITH GUSTS TO 20 KT IN
THE AFTERNOON. WAVES 1 TO 2 FT.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
ANZ543-290800-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-
757 PM EDT FRI AUG 28 2026
...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM EDT SATURDAY THROUGH
SATURDAY MORNING...
TONIGHT
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. ISOLATED SHOWERS
AND TSTMS THIS EVENING.
SAT...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
BECOMING E 5 KT
LATE. WAVES 1 FT.
SAT NIGHT
SE WINDS 5 TO 10 KT. WAVES 1 FT.
SUN
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.
MON
W WINDS 5 TO 10 KT. WAVES 1 FT.
MON NIGHT
S WINDS 5 TO 10 KT. WAVES 1 FT.
TUE
S WINDS 5 TO 10 KT. WAVES 1 FT.
WED
SW WINDS 5 TO 10 KT. WAVES 1 FT.
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.
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