392  
FZUS51 KLWX 211132  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
732 AM EDT SAT APR 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.  
 
ANZ500-212000-  
732 AM EDT SAT APR 21 2018  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
AN EXPANSIVE AREA OF HIGH PRESSURE WILL BUILD EASTWARD FROM THE  
GREAT LAKES REGION THIS WEEKEND, MOVING OFF THE NEW ENGLAND COAST  
EARLY NEXT WEEK. AN AREA OF LOW PRESSURE OVER THE DEEP SOUTH WILL  
APPROACH THE REGION MID WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED  
LATE MONDAY INTO TUESDAY.  
 
 
 
ANZ535-212000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.    
TUE  
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.   
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS LIKELY THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER  
MIDNIGHT.  
 
 
 
ANZ536-212000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT.    
SUN  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
SUN NIGHT  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN.    
TUE  
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.   
WED  
N WINDS 5 KT. WAVES LESS THAN 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS LIKELY THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER  
MIDNIGHT.  
 
 
 
ANZ537-212000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
TONIGHT  
W WINDS AROUND 5 KT. WAVES FLAT.    
SUN  
SE WINDS AROUND 5 KT. WAVES FLAT.    
SUN NIGHT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MON NIGHT  
E WINDS 10 KT. WAVES 2 FT. A CHANCE OF RAIN.    
TUE  
E WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. RAIN.   
WED...E WINDS 5 TO 10 KT  
BECOMING NW. WAVES 1 TO 2 FT. RAIN IN  
THE MORNING, THEN SHOWERS LIKELY THROUGH THE NIGHT. A CHANCE OF  
SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ530-212000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
N WINDS 5 KT. WAVES FLAT.    
SUN  
S WINDS 5 KT. WAVES FLAT.    
SUN NIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
MON  
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
DAY, THEN RAIN THROUGH THE NIGHT.    
WED  
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ531-212000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NE WINDS AROUND 5 KT. WAVES FLAT.    
SUN  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. A CHANCE OF RAIN  
THROUGH THE DAY, THEN RAIN THROUGH THE NIGHT.    
WED...NE WINDS 10 TO 15 KT  
BECOMING NW 5 TO 10 KT. WAVES 1 TO  
2 FT. RAIN IN THE MORNING, THEN SHOWERS THROUGH THE NIGHT. A CHANCE  
OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ538-212000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES FLAT.    
TONIGHT  
NE WINDS AROUND 5 KT. WAVES FLAT.    
SUN  
S WINDS AROUND 5 KT. WAVES FLAT.    
SUN NIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.   
WED  
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ539-212000-  
CHESTER RIVER TO QUEENSTOWN MD-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES FLAT.    
SUN  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
S WINDS 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF RAIN THROUGH THE  
DAY, THEN RAIN THROUGH THE NIGHT.    
WED...NE WINDS 10 TO 15 KT  
BECOMING NW 5 TO 10 KT. WAVES 1 FT.  
RAIN IN THE MORNING, THEN SHOWERS THROUGH THE NIGHT. A CHANCE OF  
SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ532-212000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
732 AM EDT SAT APR 21 2018  
   
TODAY...N WINDS 5 TO 10 KT  
BECOMING NE LATE. WAVES 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES FLAT.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
S WINDS 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. RAIN.   
WED  
N WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. RAIN IN THE MORNING,  
THEN SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ540-212000-  
EASTERN BAY-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES FLAT.    
SUN  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 KT. WAVES 1 FT. RAIN.   
WED  
N WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ533-212000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
732 AM EDT SAT APR 21 2018  
   
TODAY...N WINDS 5 TO 10 KT  
BECOMING E LATE. WAVES 1 FT.   
TONIGHT  
N WINDS AROUND 5 KT. WAVES FLAT.    
SUN  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
SUN NIGHT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. RAIN.   
WED  
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT. RAIN IN THE MORNING,  
THEN SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ541-212000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT  
N WINDS AROUND 5 KT. WAVES FLAT.    
SUN  
S WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN NIGHT  
S WINDS 5 KT. WAVES FLAT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. RAIN.   
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ542-212000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NE WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN NIGHT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE  
E WINDS 5 TO 10 KT. WAVES 1 FT. RAIN.   
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT. RAIN IN THE MORNING, THEN  
SHOWERS LIKELY THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER  
MIDNIGHT.  
 
 
 
ANZ534-212000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
TONIGHT  
SW WINDS 5 KT. WAVES FLAT.    
SUN  
E WINDS 5 KT. WAVES FLAT.    
SUN NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MON NIGHT  
E WINDS 10 KT. WAVES 2 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 2 TO 3 FT. RAIN.   
WED...E WINDS 10 TO 15 KT  
BECOMING SE 5 KT IN THE AFTERNOON, THEN  
BECOMING NW. WAVES 1 TO 2 FT. RAIN IN THE MORNING, THEN SHOWERS  
LIKELY THROUGH THE NIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
 
 
 
ANZ543-212000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
732 AM EDT SAT APR 21 2018  
   
TODAY  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT  
W WINDS 5 KT. WAVES FLAT.    
SUN  
SE WINDS 5 KT. WAVES FLAT.    
SUN NIGHT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
MON  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
MON NIGHT  
E WINDS 10 KT. WAVES 1 FT.    
TUE  
E WINDS 10 TO 15 KT. WAVES 1 TO 2 FT. RAIN.   
WED...SE WINDS 5 TO 10 KT  
BECOMING NW. WAVES 1 TO 2 FT. RAIN IN  
THE MORNING, THEN SHOWERS IN THE AFTERNOON. A CHANCE OF SHOWERS  
THROUGH THE NIGHT.  
 
 
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