870   
FZUS51 KLWX 031135  
CWFLWX  
  
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
734 AM EDT THU JUL 3 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.  
  
ANZ500-032000-  
734 AM EDT THU JUL 3 2025  
  
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
  
HIGH PRESSURE WILL BUILD IN FOR THE END OF THE WEEK. A COLD FRONT   
WILL APPROACH THE WATERS FROM THE NORTHWEST EARLY NEXT WEEK.   
  
  
  
ANZ535-032000-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
NW WINDS AROUND 5 KT. WAVES 1 FT.    
TONIGHT  
NW WINDS AROUND 5 KT. WAVES 1 FT.    
FRI  
N WINDS AROUND 5 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS AROUND 5 KT. WAVES 1 FT.    
SUN  
S WINDS AROUND 5 KT. WAVES 1 FT.    
MON  
S WINDS AROUND 5 KT. WAVES 1 FT.    
  
  
  
ANZ536-032000-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS AROUND 5 KT. WAVES 1 FT.    
FRI  
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS AROUND 5 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
  
  
  
ANZ537-032000-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT...W WINDS 5 KT  
BECOMING N LATE. WAVES 1 FT OR LESS.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT.    
SAT  
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ530-032000-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI  
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT  
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ531-032000-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
NE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ538-032000-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES FLAT.    
TONIGHT  
NW WINDS 5 KT. WAVES FLAT.    
FRI  
N WINDS 5 KT. WAVES FLAT.    
FRI NIGHT  
NE WINDS AROUND 5 KT. WAVES FLAT.    
SAT  
SE WINDS AROUND 5 KT. WAVES FLAT.    
SAT NIGHT  
S WINDS 5 KT. WAVES FLAT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
  
  
  
ANZ539-032000-  
CHESTER RIVER TO QUEENSTOWN MD-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI  
N WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES FLAT.    
SAT  
SE WINDS AROUND 5 KT. WAVES FLAT.    
SAT NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ532-032000-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT...W WINDS 5 KT  
BECOMING N AFTER MIDNIGHT. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ540-032000-  
EASTERN BAY-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES FLAT.    
SAT  
SE WINDS AROUND 5 KT. WAVES FLAT.    
SAT NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ533-032000-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES FLAT.    
TONIGHT...W WINDS 5 TO 10 KT  
BECOMING N LATE. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ541-032000-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES FLAT.    
TONIGHT...W WINDS 5 KT  
BECOMING N LATE. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT OR LESS.    
SAT  
SE WINDS AROUND 5 KT. WAVES FLAT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ542-032000-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT  
NW WINDS AROUND 5 KT. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT.    
SAT  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
SAT NIGHT  
S WINDS 5 KT. WAVES LESS THAN 1 FT.    
SUN  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
  
ANZ534-032000-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT...SW WINDS 5 TO 10 KT  
BECOMING N LATE. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT NIGHT  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
  
  
  
ANZ543-032000-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
735 AM EDT THU JUL 3 2025  
   
TODAY  
W WINDS 5 KT. WAVES LESS THAN 1 FT.    
TONIGHT...SW WINDS 5 TO 10 KT  
BECOMING N LATE. WAVES 1 FT.    
FRI  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
FRI NIGHT  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT  
SE WINDS 5 KT. WAVES LESS THAN 1 FT.    
SAT NIGHT  
SE WINDS 5 TO 10 KT. WAVES 1 FT.    
SUN  
S WINDS 10 TO 15 KT. WAVES 1 FT.    
MON  
S WINDS 5 TO 10 KT. WAVES 1 FT.    
  
  
 
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