542  
FZUS51 KLWX 210650  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
150 AM EST WED NOV 21 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.  
 
ANZ500-212100-  
150 AM EST WED NOV 21 2018  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
HIGH PRESSURE WILL BRIEFLY BUILD IN OVERNIGHT BEFORE A COLD FRONT  
MOVES THROUGH THE WATERS WEDNESDAY NIGHT. STRONG CANADIAN HIGH  
PRESSURE WILL BUILD OVER THE WATERS FOR THE REMAINDER OF THE WORK  
WEEK BEFORE A STORM SYSTEM MOVES IN FOR SATURDAY. SMALL CRAFT  
ADVISORIES WILL LIKELY BE REQUIRED FOR PORTIONS OF THE WATERS ON  
THURSDAY NIGHT.  
 

 
 
ANZ535-212100-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
150 AM EST WED NOV 21 2018  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 6 AM EST THIS MORNING THROUGH  
THURSDAY AFTERNOON...  
   
OVERNIGHT
 
W WINDS 10 KT. WAVES 1 FT.    
WED...SW WINDS 5 TO 10 KT
 
BECOMING W 15 KT IN THE AFTERNOON.  
GUSTS UP TO 20 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU NIGHT
 
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT
 
NW WINDS AROUND 5 KT. WAVES 1 FT. RAIN.   
SUN
 
E WINDS 5 KT. WAVES LESS THAN 1 FT. A CHANCE OF RAIN THROUGH  
THE NIGHT.  
 

 
 
ANZ536-212100-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
150 AM EST WED NOV 21 2018  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON EST TODAY THROUGH  
THURSDAY AFTERNOON...  
   
OVERNIGHT
 
NW WINDS 10 KT. WAVES 1 FT.    
WED
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
THU NIGHT
 
NE WINDS 10 KT. WAVES 1 FT.    
FRI
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 5 TO 10 KT
 
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.  
RAIN THROUGH THE DAY, THEN A CHANCE OF RAIN IN THE EVENING.    
SUN...NE WINDS 5 KT
 
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT. A  
CHANCE OF RAIN THROUGH THE NIGHT.  
 

 
 
ANZ537-212100-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
FRI...NE WINDS 10 TO 15 KT
 
BECOMING SE IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 TO 2 FT.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
SAT...SE WINDS 10 TO 15 KT
 
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.  
WAVES 3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT. RAIN.   
SUN...NE WINDS 5 TO 10 KT
 
BECOMING SE AFTER MIDNIGHT. WAVES 1 TO  
2 FT. A CHANCE OF RAIN THROUGH THE NIGHT.  
 

 
 
ANZ530-212100-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED
 
W WINDS 15 TO 20 KT. GUSTS UP TO 25 KT. WAVES 1 TO 2 FT.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI
 
SE WINDS 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
 
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.  
RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ531-212100-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
W WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED
 
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 3 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI
 
SE WINDS 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 5 TO 10 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 TO  
2 FT. RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN THROUGH  
THE NIGHT.  
 

 
 
ANZ538-212100-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
THU
 
N WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT OR  
LESS.    
FRI
 
SE WINDS 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 5 TO 10 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.  
RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ539-212100-  
CHESTER RIVER TO QUEENSTOWN MD-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED
 
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED NIGHT
 
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO 3 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI
 
SE WINDS 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 10 KT. WAVES 1 FT.    
SAT...E WINDS 5 TO 10 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.  
RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ532-212100-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED
 
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO  
3 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO 3 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI...E WINDS 10 TO 15 KT
 
BECOMING SE IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 10 TO 15 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 TO  
2 FT. RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ540-212100-  
EASTERN BAY-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
WED NIGHT
 
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI
 
E WINDS 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 10 TO 15 KT
 
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.  
RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ533-212100-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
WED NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
FRI...E WINDS 10 TO 15 KT
 
BECOMING SE IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 10 TO 15 KT
 
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.  
WAVES 2 TO 3 FT. RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 2 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ541-212100-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED
 
W WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO 2 FT.    
WED NIGHT
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI...E WINDS 10 TO 15 KT
 
BECOMING SE IN THE AFTERNOON. GUSTS UP  
TO 20 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 10 TO 15 KT
 
BECOMING N 5 TO 10 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. RAIN.   
SUN
 
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
NIGHT.  
 

 
 
ANZ542-212100-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED NIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
THU NIGHT
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
FRI
 
E WINDS 10 KT. WAVES 1 FT.    
FRI NIGHT
 
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...E WINDS 10 TO 15 KT
 
BECOMING NW 5 TO 10 KT AFTER MIDNIGHT.  
WAVES 1 FT. RAIN.   
SUN...NE WINDS 5 TO 10 KT
 
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.  
A CHANCE OF RAIN THROUGH THE NIGHT.  
 

 
 
ANZ534-212100-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 TO  
3 FT.    
WED...NW WINDS 10 TO 15 KT
 
BECOMING W IN THE LATE MORNING AND  
AFTERNOON. GUSTS UP TO 25 KT. WAVES 2 FT.    
WED NIGHT
 
N WINDS 20 TO 25 KT. GUSTS UP TO 30 KT. WAVES 4 FT.    
THU
 
N WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
THU NIGHT
 
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
FRI...NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT
 
BECOMING SE IN  
THE AFTERNOON. WAVES 1 TO 2 FT.    
FRI NIGHT
 
SE WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
SAT...SE WINDS 15 TO 20 KT
 
BECOMING NW 10 KT AFTER MIDNIGHT.  
WAVES 3 FT. RAIN.   
SUN...NE WINDS 5 TO 10 KT
 
BECOMING SE 10 TO 15 KT AFTER MIDNIGHT.  
WAVES 2 TO 3 FT. A CHANCE OF RAIN THROUGH THE NIGHT.  
 

 
 
ANZ543-212100-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
150 AM EST WED NOV 21 2018  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON
 
 
   
OVERNIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
WED...NW WINDS 10 TO 15 KT
 
BECOMING W IN THE LATE MORNING AND  
AFTERNOON. GUSTS UP TO 25 KT. WAVES 1 FT.    
WED NIGHT
 
N WINDS 20 TO 25 KT. GUSTS UP TO 30 KT. WAVES 2 FT.    
THU
 
N WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
THU NIGHT
 
NE WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT.    
FRI...NE WINDS 10 TO 15 KT WITH GUSTS TO 25 KT
 
BECOMING E IN THE  
AFTERNOON. WAVES 1 FT.    
FRI NIGHT
 
E WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...SE WINDS 15 TO 20 KT
 
BECOMING S IN THE EVENING, THEN  
BECOMING W 10 KT AFTER MIDNIGHT. WAVES 2 TO 3 FT. RAIN.   
SUN...NE WINDS 5 TO 10 KT
 
BECOMING SE 10 TO 15 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF RAIN THROUGH THE NIGHT.  
 

 
 
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