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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