445  
FZUS51 KLWX 181432  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
1032 AM EDT WED JUL 18 2018  
 
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.  
 
ANZ500-182000-  
1032 AM EDT WED JUL 18 2018  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
CANADIAN HIGH PRESSURE WILL DOMINATE OVER THE WATERS THROUGH  
THURSDAY BEFORE SHIFTING OFF THE NEW ENGLAND COAST ON FRIDAY.  
 

 
 
ANZ535-182000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU NIGHT
 
SE WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
SE WINDS AROUND 5 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF TSTMS. A  
CHANCE OF SHOWERS.    
SUN
 
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ536-182000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU NIGHT
 
SE WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT
 
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF TSTMS. A  
CHANCE OF SHOWERS.    
SUN
 
S WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ537-182000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF TSTMS. A  
CHANCE OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ530-182000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
NE WINDS 5 KT. WAVES FLAT.    
THU NIGHT
 
SE WINDS AROUND 5 KT. WAVES FLAT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF TSTMS.  
SHOWERS LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ531-182000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS AROUND 5 KT. WAVES 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ538-182000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
NE WINDS 5 KT. WAVES FLAT.    
THU NIGHT
 
SE WINDS AROUND 5 KT. WAVES FLAT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF TSTMS.  
SHOWERS LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ539-182000-  
CHESTER RIVER TO QUEENSTOWN MD-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
THU NIGHT
 
SE WINDS 5 KT. WAVES FLAT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ532-182000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
1032 AM EDT WED JUL 18 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
   
REST OF TODAY...N WINDS 10 KT
 
BECOMING E LATE. WAVES 1 TO 2 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
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 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ540-182000-  
EASTERN BAY-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 KT. WAVES FLAT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ533-182000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
1032 AM EDT WED JUL 18 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 TO 2 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
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 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF TSTMS.  
SHOWERS LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ541-182000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
1032 AM EDT WED JUL 18 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 TO 2 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ542-182000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
1032 AM EDT WED JUL 18 2018  
   
REST OF TODAY
 
N WINDS 10 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU
 
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
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 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. SHOWERS  
LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ534-182000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
1032 AM EDT WED JUL 18 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
   
REST OF TODAY...NE WINDS 10 KT
 
BECOMING N THIS AFTERNOON. GUSTS  
UP TO 20 KT. WAVES 2 FT.    
TONIGHT
 
N WINDS 5 TO 10 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
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF TSTMS. A  
CHANCE OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF TSTMS.  
SHOWERS LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
ANZ543-182000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
1032 AM EDT WED JUL 18 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING
 
 
   
REST OF TODAY...E WINDS 10 KT
 
BECOMING NW THIS AFTERNOON. GUSTS  
UP TO 20 KT. WAVES 1 FT.    
TONIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
THU
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU NIGHT
 
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
E WINDS 10 KT. WAVES 1 FT.    
SAT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF TSTMS. A CHANCE  
OF SHOWERS.    
SUN
 
S WINDS 5 TO 10 KT. WAVES 2 TO 3 FT. A CHANCE OF TSTMS.  
SHOWERS LIKELY.  
 
WINDS AND WAVES HIGHER AND VISIBILITIES LOWER IN AND NEAR TSTMS.  
 

 
 
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