092  
FZUS51 KLWX 071133  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
733 AM EDT WED MAY 7 2025  
 
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. WAVES FLAT WHERE WATERS ARE ICED OVER.  
 
ANZ500-072000-  
733 AM EDT WED MAY 7 2025  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
A COLD FRONT WILL SLOWLY PULL OFFSHORE TONIGHT. HIGH PRESSURE  
BRIEFLY FOLLOWS FOR WEDNESDAY. A POTENT COLD FRONT IS EXPECTED TO  
MOVE SOUTHEAST FROM THE EASTERN GREAT LAKES TO AND ACROSS THE MID-  
ATLANTIC LATE IN THE WEEK. SMALL CRAFT ADVISORIES MAY BE NEEDED IN  
NORTHERLY FLOW THURSDAY NIGHT INTO FRIDAY.  
 
 
 
ANZ535-072000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
N WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY.    
THU NIGHT  
NE WINDS 5 KT. WAVES LESS THAN 1 FT. SHOWERS.   
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT  
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN  
E WINDS AROUND 5 KT. WAVES 1 FT.  
 
 
 
ANZ536-072000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY.    
THU NIGHT  
NE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.   
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT  
NW WINDS AROUND 5 KT. WAVES 1 FT.    
SUN  
E WINDS AROUND 5 KT. WAVES 1 FT.  
 
 
 
ANZ537-072000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
SE WINDS AROUND 5 KT. WAVES FLAT.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS.   
THU NIGHT...SE WINDS 5 KT  
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT.  
SHOWERS.   
FRI  
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT...N WINDS 5 TO 10 KT  
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT  
OR LESS.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ530-072000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
THU  
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY.    
THU NIGHT  
N WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.   
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
NE WINDS AROUND 5 KT. WAVES 1 FT.  
 
 
 
ANZ531-072000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
W WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
THU  
E WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY.    
THU NIGHT...SW WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES  
1 FT. SHOWERS.   
FRI  
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ538-072000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES FLAT.    
TONIGHT  
NW WINDS AROUND 5 KT. WAVES FLAT.    
THU  
E WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY.    
THU NIGHT...SE WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT  
OR LESS. SHOWERS.   
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT  
NW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SUN  
E WINDS 5 KT. WAVES FLAT.  
 
 
 
ANZ539-072000-  
CHESTER RIVER TO QUEENSTOWN MD-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
W WINDS AROUND 5 KT. WAVES FLAT.    
THU  
W WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY.    
THU NIGHT...W WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT OR  
LESS. SHOWERS.   
FRI  
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
NW WINDS 5 KT. WAVES FLAT.  
 
 
 
ANZ532-072000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
W WINDS AROUND 5 KT. WAVES FLAT.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. SHOWERS LIKELY.    
THU NIGHT...SE WINDS 5 TO 10 KT  
BECOMING N AFTER MIDNIGHT. WAVES  
1 FT. SHOWERS.   
FRI  
NW WINDS 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.   
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ540-072000-  
EASTERN BAY-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
W WINDS AROUND 5 KT. WAVES FLAT.    
THU  
W WINDS AROUND 5 KT. WAVES FLAT. SHOWERS LIKELY.    
THU NIGHT...S WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT OR  
LESS. SHOWERS.   
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
NE WINDS 5 KT. WAVES FLAT.  
 
 
 
ANZ533-072000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
SW WINDS AROUND 5 KT. WAVES FLAT.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF SHOWERS.   
THU NIGHT...SE WINDS 5 TO 10 KT  
BECOMING NE AFTER MIDNIGHT. WAVES  
1 FT. SHOWERS.   
FRI  
NW WINDS 10 KT. WAVES 2 FT. A CHANCE OF SHOWERS.   
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
NE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ541-072000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
SW WINDS AROUND 5 KT. WAVES FLAT.    
THU  
W WINDS AROUND 5 KT. WAVES FLAT. A CHANCE OF SHOWERS.    
THU NIGHT...S WINDS 5 KT  
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT.  
SHOWERS.   
FRI  
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SUN  
NE WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ542-072000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
SW WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
THU  
E WINDS AROUND 5 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
THU NIGHT...SE WINDS 5 KT  
BECOMING NE AFTER MIDNIGHT. WAVES 1 FT.  
SHOWERS.   
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
E WINDS 5 KT. WAVES LESS THAN 1 FT.  
 
 
 
ANZ534-072000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
733 AM EDT WED MAY 7 2025  
   
TODAY...W WINDS 5 TO 10 KT  
BECOMING N LATE. WAVES 1 FT.   
TONIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
THU  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF  
SHOWERS.    
THU NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.   
FRI  
N WINDS 10 TO 15 KT. WAVES 2 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
N WINDS 10 KT. WAVES 1 TO 2 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN...N WINDS 5 KT  
BECOMING SE. WAVES 1 FT.  
 
 
 
ANZ543-072000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
733 AM EDT WED MAY 7 2025  
   
TODAY  
W WINDS 5 TO 10 KT. WAVES 1 FT.    
TONIGHT  
S WINDS AROUND 5 KT. WAVES FLAT.    
THU  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS. A CHANCE OF  
SHOWERS.    
THU NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT. SHOWERS.   
FRI  
NW WINDS 10 TO 15 KT. WAVES 1 FT. A CHANCE OF SHOWERS.    
FRI NIGHT  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
SAT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN...NW WINDS 5 KT  
BECOMING SE. WAVES 1 FT.  
 
 
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