463  
FZUS51 KLWX 290259  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1059 PM EDT SAT MAR 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-  
1059 PM EDT SAT MAR 28 2026  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
HIGH PRESSURE WILL BUILD OVER THE REGION THROUGH SUNDAY, THEN MOVE  
OFFSHORE EARLY NEXT WEEK. A FRONTAL SYSTEM WILL STALL TO THE  
NORTHWEST OF THE AREA BEFORE DROPPING SOUTHWARD WEDNESDAY. SMALL  
CRAFT ADVISORIES MAY BE NEEDED MUCH OF THE TIME FROM MONDAY THROUGH  
WEDNESDAY.  
 

 
 
ANZ535-290800-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
LIGHT WINDS. WAVES FLAT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
TUE NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING N 5 TO 10 KT. WAVES 1 FT.  
RAIN.   
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT. RAIN LIKELY.  
 

 
 
ANZ536-290800-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING  
AND AFTERNOON. WAVES 1 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
TUE NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING N 10 TO 15 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. RAIN LIKELY.    
THU
 
NE WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE  
MORNING. RAIN LIKELY.  
 

 
 
ANZ537-290800-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
MON
 
SW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE NIGHT
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO  
3 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING W 10 TO 15 KT IN THE EVENING,  
THEN BECOMING N AFTER MIDNIGHT. WAVES 2 FT. RAIN LIKELY WITH A  
CHANCE OF TSTMS THROUGH THE NIGHT. RAIN LIKELY AFTER MIDNIGHT.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF RAIN IN  
THE MORNING. RAIN LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ530-290800-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
N WINDS AROUND 5 KT. WAVES FLAT.    
SUN...S WINDS AROUND 5 KT
 
INCREASING TO 10 TO 15 KT WITH GUSTS TO  
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
TUE NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING N. WAVES 1 TO 2 FT. RAIN  
LIKELY.    
THU
 
NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.  
 

 
 
ANZ531-290800-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN...S WINDS AROUND 5 KT
 
INCREASING TO 10 TO 15 KT WITH GUSTS TO  
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
TUE NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING N 10 TO 15 KT. WAVES 2 TO  
3 FT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 FT. RAIN LIKELY.  
 

 
 
ANZ538-290800-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
LIGHT WINDS. WAVES FLAT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
SUN NIGHT
 
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON
 
SW WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING N 5 TO 10 KT. WAVES 1 FT.  
RAIN LIKELY.    
THU
 
NE WINDS 10 TO 15 KT. WAVES 1 FT. RAIN LIKELY.  
 

 
 
ANZ539-290800-  
CHESTER RIVER TO QUEENSTOWN MD-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN...S WINDS AROUND 5 KT
 
INCREASING TO 10 TO 15 KT WITH GUSTS TO  
20 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
TUE NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO  
3 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING N 10 TO 15 KT. WAVES 2 TO  
3 FT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. RAIN LIKELY.  
 

 
 
ANZ532-290800-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN...S WINDS 5 KT
 
INCREASING TO 10 TO 15 KT WITH GUSTS TO 20 KT  
IN THE LATE MORNING AND AFTERNOON. WAVES 1 FT... BUILDING TO 3 FT IN  
THE AFTERNOON.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
TUE NIGHT
 
S WINDS 20 TO 25 KT. WAVES 3 FT.    
WED...SW WINDS 20 TO 25 KT
 
DIMINISHING TO 15 KT IN THE AFTERNOON,  
THEN BECOMING N. WAVES 2 TO 3 FT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 FT. RAIN LIKELY.  
 

 
 
ANZ540-290800-  
EASTERN BAY-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM EDT SUNDAY THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
N WINDS 5 KT. WAVES FLAT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO  
3 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING NW 10 TO 15 KT IN THE  
EVENING, THEN BECOMING N AFTER MIDNIGHT. WAVES 2 TO 3 FT...SUBSIDING  
TO 1 FT AFTER MIDNIGHT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. RAIN LIKELY.  
 

 
 
ANZ533-290800-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
 
 
BUILDING TO 3 FT IN THE AFTERNOON.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
TUE NIGHT
 
S WINDS 20 TO 25 KT. WAVES 3 FT.    
WED...SW WINDS 20 TO 25 KT
 
DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON, THEN BECOMING W 15 TO 20 KT IN THE EVENING...BECOMING N  
AFTER MIDNIGHT. WAVES 2 TO 3 FT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. RAIN LIKELY.  
 

 
 
ANZ541-290800-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
NE WINDS 5 KT. WAVES FLAT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
TUE NIGHT
 
S WINDS 20 TO 25 KT. WAVES 2 TO 3 FT.    
WED...SW WINDS 20 TO 25 KT
 
DIMINISHING TO 10 TO 15 KT IN THE  
AFTERNOON, THEN BECOMING W 15 TO 20 KT IN THE EVENING...BECOMING N  
AFTER MIDNIGHT. WAVES 2 TO 3 FT. RAIN LIKELY.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 FT. RAIN LIKELY.  
 

 
 
ANZ542-290800-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN
 
S WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE LATE MORNING AND  
AFTERNOON. WAVES 1 FT.    
SUN NIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
MON NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE NIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING W 5 TO 10 KT IN THE EVENING,  
THEN BECOMING N AFTER MIDNIGHT. WAVES 1 FT. RAIN LIKELY.    
THU
 
NE WINDS 10 KT. WAVES 1 FT. A CHANCE OF RAIN IN THE MORNING.  
RAIN LIKELY.  
 

 
 
ANZ534-290800-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN...S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT
 
 
BUILDING TO 3 FT IN THE AFTERNOON.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
MON
 
SW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT. WAVES 2 TO 3 FT.    
TUE
 
SW WINDS 15 TO 20 KT. WAVES 3 FT.    
TUE NIGHT
 
S WINDS 20 TO 25 KT. WAVES 3 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING N AFTER MIDNIGHT. WAVES  
3 FT...SUBSIDING TO 2 TO 3 FT. A CHANCE OF RAIN IN THE AFTERNOON. A  
CHANCE OF TSTMS THROUGH THE NIGHT. RAIN LIKELY THROUGH THE NIGHT.    
THU
 
NE WINDS 15 TO 20 KT. WAVES 2 TO 3 FT. A CHANCE OF RAIN IN  
THE MORNING. RAIN LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ543-290800-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
1059 PM EDT SAT MAR 28 2026  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY AFTERNOON THROUGH LATE  
SUNDAY NIGHT...  
   
REST OF TONIGHT
 
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
SUN NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
SW WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE
 
S WINDS 15 TO 20 KT. WAVES 2 FT.    
TUE NIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED...SW WINDS 15 TO 20 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 TO  
2 FT. A CHANCE OF RAIN IN THE AFTERNOON. A CHANCE OF TSTMS THROUGH  
THE NIGHT. RAIN LIKELY THROUGH THE NIGHT.    
THU
 
E WINDS 15 TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN IN THE  
MORNING, THEN RAIN LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
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