933  
FZUS51 KLWX 191833  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
133 PM EST SUN JAN 19 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.  
 
ANZ500-200900-  
133 PM EST SUN JAN 19 2025  
 
.SYNOPSIS FOR THE TIDAL POTOMAC AND MD PORTION OF THE CHESAPEAKE BAY...  
 
LOW PRESSURE WILL GATHER STRENGTH AS IT PASSES UP THE COAST TONIGHT.  
ARCTIC HIGH PRESSURE WILL FOLLOW FOR MUCH OF THE WEEK AS ONE OR  
MORE WAVES OF LOW PRESSURE DEVELOP TO THE SOUTH. SMALL CRAFT  
ADVISORIES WILL LIKELY BE NEEDED THROUGH TUESDAY. FREEZING SPRAY IS  
ALSO POSSIBLE TONIGHT THROUGH MONDAY, ESPECIALLY ACROSS THE WIDER  
WATERS.  
 

 
 
ANZ535-200900-  
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.  
SNOW, RAIN AND SLEET. VSBY 1 NM OR LESS.    
TONIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
MON...NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT
 
INCREASING TO  
30 KT IN THE LATE MORNING AND AFTERNOON. WAVES 1 FT.    
MON NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS AROUND 5 KT. WAVES 1 FT.    
TUE NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.    
WED...NW WINDS 5 TO 10 KT
 
BECOMING SE. WAVES 1 FT.    
THU
 
SW WINDS AROUND 5 KT. WAVES 1 FT.  
 

 
 
ANZ536-200900-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. RAIN, SNOW AND SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 2 FT.    
MON NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE
 
W WINDS AROUND 5 KT. WAVES 1 FT.    
TUE NIGHT
 
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.    
WED...N WINDS 5 TO 10 KT
 
BECOMING S AFTER MIDNIGHT. WAVES 1 FT.    
THU
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.  
 

 
 
ANZ537-200900-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. RAIN, SLEET WITH A SLIGHT CHANCE OF SNOW. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
TUE
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT...NE WINDS 5 KT
 
BECOMING N 10 TO 15 KT WITH GUSTS TO  
20 KT AFTER MIDNIGHT. WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...N WINDS 10 TO 15 KT
 
BECOMING E 5 TO 10 KT. WAVES 1 TO 2 FT.   
THU...SW WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ530-200900-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. SNOW WITH A SLIGHT CHANCE OF RAIN. VSBY 1 NM OR LESS.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 2 FT.  
SNOW. VSBY 1 NM OR LESS.    
MON
 
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW.    
WED...NW WINDS 5 TO 10 KT
 
BECOMING SE AFTER MIDNIGHT. WAVES 1 FT.   
THU
 
SE WINDS AROUND 5 KT. WAVES 1 FT.  
 

 
 
ANZ531-200900-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE. WAVES  
1 TO 2 FT. SNOW WITH A SLIGHT CHANCE OF RAIN. VSBY 1 NM OR LESS.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT. A  
CHANCE OF SNOW. VSBY 1 NM OR LESS.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...NW WINDS 10 TO 15 KT
 
BECOMING E AROUND 5 KT. WAVES 1 TO  
2 FT.    
THU...S WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ538-200900-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. SNOW, A SLIGHT CHANCE OF RAIN AND SLEET. VSBY 1 NM OR LESS.    
TONIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT. SNOW. VSBY 1 NM OR LESS.    
MON
 
W WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
MON NIGHT
 
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE EVENING.  
WAVES 1 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS. A CHANCE OF  
SNOW.    
WED...NW WINDS 5 TO 10 KT
 
BECOMING SW AFTER MIDNIGHT. WAVES 1 FT  
OR LESS.    
THU
 
SW WINDS 5 KT. WAVES LESS THAN 1 FT.  
 

 
 
ANZ539-200900-  
CHESTER RIVER TO QUEENSTOWN MD-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE. WAVES  
1 TO 2 FT. SNOW, A SLIGHT CHANCE OF RAIN AND SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
SNOW. VSBY 1 TO 3 NM.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 25 KT IN THE EVENING.  
WAVES 2 TO 3 FT.    
TUE
 
W WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...NW WINDS 10 TO 15 KT...BECOMING E 5 KT. WAVES 1 TO 2 FT
 
 
SUBSIDING TO FLAT AFTER MIDNIGHT.    
THU...SE WINDS 5 KT
 
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.  
 

 
 
ANZ532-200900-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON...N WINDS 10 KT
 
INCREASING TO 20 KT WITH GUSTS TO  
25 KT LATE. WAVES 1 TO 2 FT. SNOW, A SLIGHT CHANCE OF RAIN AND  
SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
SNOW. VSBY 1 TO 3 NM.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...NW WINDS 10 TO 15 KT
 
BECOMING E AROUND 5 KT. WAVES 1 TO  
2 FT.    
THU...S WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ540-200900-  
EASTERN BAY-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT. GUSTS UP TO 25 KT LATE. WAVES  
1 TO 2 FT. SNOW, RAIN AND SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
SNOW. VSBY 1 TO 3 NM.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT.    
TUE
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
NW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT AFTER MIDNIGHT.  
WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...NW WINDS 10 TO 15 KT...BECOMING E 5 KT. WAVES 1 TO 2 FT
 
 
SUBSIDING TO FLAT AFTER MIDNIGHT.    
THU...S WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ533-200900-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON...N WINDS 10 KT
 
INCREASING TO 20 KT WITH GUSTS TO  
25 KT LATE. WAVES 1 FT...BUILDING TO 3 FT LATE. RAIN, SNOW AND  
SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO  
3 FT.    
TUE
 
NW WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
TUE NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT. A CHANCE OF SNOW.    
WED...N WINDS 10 TO 15 KT
 
BECOMING E 5 TO 10 KT. WAVES 1 TO 2 FT.   
THU...S WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ541-200900-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON...NE WINDS 10 KT
 
BECOMING N 20 KT WITH GUSTS TO  
25 KT LATE. WAVES 1 TO 2 FT. RAIN, SNOW AND SLEET. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
SNOW. VSBY 1 TO 3 NM.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 FT.    
TUE
 
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO  
2 FT. A CHANCE OF SNOW.    
WED...N WINDS 10 TO 15 KT
 
BECOMING E 5 TO 10 KT. WAVES 1 TO  
2 FT...SUBSIDING TO FLAT AFTER MIDNIGHT.    
THU...S WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 FT.  
 

 
 
ANZ542-200900-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. RAIN, SLEET AND SNOW. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 1 FT.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES 1 FT.    
MON NIGHT
 
NW WINDS 5 TO 10 KT WITH GUSTS TO 20 KT. WAVES 1 FT.    
TUE
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT...NE WINDS 5 KT
 
BECOMING NW 10 TO 15 KT WITH GUSTS TO  
20 KT AFTER MIDNIGHT. WAVES 1 FT. A CHANCE OF SNOW.    
WED...N WINDS 10 TO 15 KT
 
BECOMING E 5 KT. WAVES 1 FT.    
THU...S WINDS 5 KT
 
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.  
 

 
 
ANZ534-200900-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
N WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 TO 2 FT. RAIN, SLEET WITH A SLIGHT CHANCE OF SNOW. VSBY 1 TO 3 NM.   
TONIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 4 FT.    
MON NIGHT
 
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 2 TO  
3 FT.    
TUE
 
N WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.    
TUE NIGHT...NE WINDS 5 TO 10 KT
 
BECOMING N 15 TO 20 KT AFTER  
MIDNIGHT. WAVES 1 FT...BUILDING TO 3 FT AFTER MIDNIGHT. A CHANCE OF  
SNOW.    
WED...N WINDS 15 TO 20 KT
 
BECOMING NE 5 TO 10 KT. WAVES 2 TO  
3 FT...SUBSIDING TO 1 FT AFTER MIDNIGHT.    
THU...SE WINDS 5 TO 10 KT
 
BECOMING N. WAVES 1 TO 2 FT.  
 

 
 
ANZ543-200900-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
133 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
THIS AFTERNOON
 
NE WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES  
1 FT. RAIN, SLEET WITH A SLIGHT CHANCE OF SNOW. VSBY 1 TO 3 NM.    
TONIGHT
 
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.    
MON
 
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.    
MON NIGHT
 
NW WINDS 15 TO 20 KT. WAVES 1 TO 2 FT.    
TUE
 
N WINDS 5 TO 10 KT. WAVES 1 FT.    
TUE NIGHT...NE WINDS 5 TO 10 KT
 
BECOMING N 15 TO 20 KT AFTER  
MIDNIGHT. WAVES 1 TO 2 FT. A CHANCE OF SNOW.    
WED...N WINDS 15 TO 20 KT
 
BECOMING NE 5 TO 10 KT. WAVES 1 TO  
2 FT.    
THU...E WINDS 5 TO 10 KT
 
BECOMING NW. WAVES 1 FT. A CHANCE OF  
SNOW IN THE EVENING.  
 

 
 
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