646  
FZUS51 KLWX 232332  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
732 PM EDT TUE APR 23 2024  
 
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.  
 
ANZ500-240800-  
732 PM EDT TUE APR 23 2024  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
A COLD FRONT WILL CROSS THE AREA WEDNESDAY. HIGH PRESSURE WILL  
RETURN FOR THE END OF THE WEEK. SMALL CRAFT ADVISORIES WILL LIKELY  
BE NEEDED THROUGH THURSDAY MORNING, AND AGAIN FRIDAY AFTERNOON AND  
SATURDAY AFTERNOON.  
 

 
 
ANZ535-240800-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE  
OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
 
BECOMING NW WITH  
GUSTS TO 25 KT IN THE AFTERNOON. WAVES 1 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
E WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ536-240800-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING NW LATE. GUSTS UP TO 20 KT.  
WAVES 1 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
E WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ537-240800-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING NW LATE. GUSTS UP TO 25 KT.  
WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 TO  
2 FT.    
THU
 
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
1 TO 2 FT.    
THU NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 2 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 TO  
2 FT.    
SUN
 
SW WINDS 10 KT. WAVES 1 TO 2 FT.  
 

 
 
ANZ530-240800-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 25 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.  
 

 
 
ANZ531-240800-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT...S WINDS 15 TO 20 KT. GUSTS UP TO 20 KT
 
INCREASING TO  
30 KT LATE THIS EVENING AND OVERNIGHT. WAVES 2 TO 3 FT. A CHANCE OF  
SHOWERS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 25 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT...NW WINDS 10 TO 15 KT
 
BECOMING N AFTER MIDNIGHT. GUSTS  
UP TO 20 KT. WAVES 2 FT.    
THU...NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT
 
BECOMING E 5 KT  
IN THE AFTERNOON. WAVES 1 TO 2 FT.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
SAT
 
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.  
 

 
 
ANZ538-240800-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
THU NIGHT
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 KT. WAVES 1 FT.    
SAT
 
S WINDS 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 5 TO 10 KT. WAVES 1 FT.  
 

 
 
ANZ539-240800-  
CHESTER RIVER TO QUEENSTOWN MD-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 2 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 KT. WAVES 1 FT.    
SAT
 
S WINDS 10 KT. WAVES 1 FT.    
SUN
 
S WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ532-240800-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 TO  
2 FT.    
THU
 
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
1 TO 2 FT.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 2 FT.    
SAT
 
S WINDS 10 KT. WAVES 1 TO 2 FT.    
SUN
 
S WINDS 10 KT. WAVES 1 TO 2 FT.  
 

 
 
ANZ540-240800-  
EASTERN BAY-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A CHANCE  
OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING W IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT...N WINDS 10 TO 15 KT
 
BECOMING 10 KT LATE. GUSTS UP TO  
20 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
1 FT.    
THU NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 1 FT.    
SAT
 
S WINDS 10 KT. WAVES 1 FT.    
SUN
 
S WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ533-240800-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.  
A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 2 FT.    
THU
 
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
1 TO 2 FT.    
THU NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 2 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 TO  
2 FT.    
SUN
 
SW WINDS 10 KT. WAVES 1 TO 2 FT.  
 

 
 
ANZ541-240800-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A  
CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED...SW WINDS 10 TO 15 KT
 
BECOMING NW IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 TO  
2 FT.    
THU
 
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
1 TO 2 FT.    
THU NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 1 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.   
SUN
 
S WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ542-240800-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT...S WINDS 10 KT
 
BECOMING SW LATE. GUSTS UP TO 20 KT.  
WAVES 1 FT. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
W WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A CHANCE OF  
SHOWERS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
SW WINDS 10 KT. WAVES 1 FT.  
 

 
 
ANZ534-240800-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT...S WINDS 20 KT
 
BECOMING SW LATE. GUSTS UP TO 25 KT.  
WAVES 3 FT.    
WED...W WINDS 15 TO 20 KT
 
BECOMING NW 10 KT LATE. GUSTS UP TO  
25 KT. WAVES 2 TO 3 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 TO  
2 FT.    
THU
 
NE WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING. WAVES  
2 FT.    
THU NIGHT
 
E WINDS 5 TO 10 KT. WAVES 2 FT.    
FRI
 
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 2 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 2 FT.   
SUN
 
S WINDS 10 TO 15 KT. WAVES 2 FT.  
 

 
 
ANZ543-240800-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
732 PM EDT TUE APR 23 2024  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
 
 
   
TONIGHT
 
S WINDS 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED...W WINDS 15 TO 20 KT
 
DIMINISHING TO 10 KT LATE. GUSTS UP TO  
25 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
WED NIGHT
 
N WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.    
THU
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 1 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 TO  
2 FT.    
SUN
 
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab VA Page
The Nexlab MD Page
The Nexlab WV Page Main Text Page