626  
FZUS51 KLWX 222332  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
732 PM EDT TUE AUG 22 2017  
 
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.  
 
ANZ500-230800-  
732 PM EDT TUE AUG 22 2017  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
A COLD FRONT WILL CROSS THE WATERS LATE TONIGHT INTO EARLY  
WEDNESDAY. HIGH PRESSURE WILL RETURN FOR THE SECOND HALF OF THE  
WEEK.  
 

 
 
ANZ535-230800-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
W WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
WED
 
NW WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS.    
THU
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT
 
N WINDS AROUND 5 KT. WAVES 1 FT.    
SAT
 
NE WINDS AROUND 5 KT. WAVES 1 FT.    
SUN
 
NE WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ536-230800-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT. A  
SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF  
SHOWERS.    
THU
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU NIGHT
 
N WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT
 
N WINDS AROUND 5 KT. WAVES 1 FT.    
SAT
 
NE WINDS AROUND 5 KT. WAVES 1 FT.    
SUN
 
NE WINDS AROUND 5 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ537-230800-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A  
SLIGHT CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ530-230800-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
WED
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES FLAT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ531-230800-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT.  
A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ538-230800-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
W WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. WAVES 1 FT. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
WED
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 5 KT. WAVES FLAT.    
THU
 
N WINDS 5 KT. WAVES FLAT.    
THU NIGHT
 
N WINDS 5 KT. WAVES FLAT.    
FRI
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES FLAT.    
SAT
 
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ539-230800-  
CHESTER RIVER TO QUEENSTOWN MD-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 FT. A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF TSTMS.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ532-230800-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT.  
A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ540-230800-  
EASTERN BAY-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 FT. A  
SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ533-230800-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 TO 3 FT.  
A SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ541-230800-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT. WAVES 2 FT. A  
SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ542-230800-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 5 TO 10 KT. GUSTS UP TO 20 KT. WAVES 1 FT. A  
SLIGHT CHANCE OF TSTMS. A SLIGHT CHANCE OF SHOWERS THIS EVENING,  
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ534-230800-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 3 FT. A SLIGHT  
CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
WED...W WINDS 10 TO 15 KT
 
BECOMING N 5 TO 10 KT IN THE LATE  
MORNING AND AFTERNOON. WAVES 3 FT...SUBSIDING TO 1 FT IN THE  
AFTERNOON. A CHANCE OF SHOWERS AND TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF  
SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 2 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ543-230800-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
732 PM EDT TUE AUG 22 2017  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM EDT WEDNESDAY
 
 
   
TONIGHT
 
SW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT. A SLIGHT  
CHANCE OF SHOWERS AND TSTMS AFTER MIDNIGHT.    
WED
 
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF SHOWERS AND  
TSTMS.    
WED NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN
 
NE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
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