911  
FZUS51 KLWX 200236  
CWFLWX  
 
COASTAL WATERS FORECAST  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
936 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-  
936 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-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF 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. A CHANCE OF SNOW SHOWERS.    
TUE NIGHT  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
THU  
SW WINDS AROUND 5 KT. WAVES 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ536-200900-  
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES  
1 TO 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. A CHANCE OF SNOW SHOWERS.    
TUE NIGHT  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
WED  
N WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
THU  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ537-200900-  
TIDAL POTOMAC FROM COBB ISLAND TO SMITH POINT-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT.    
THU...SW WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ530-200900-  
CHESAPEAKE BAY NORTH OF POOLES ISLAND-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 15 TO 20 KT WITH GUSTS TO 25 KT. WAVES  
2 FT. A CHANCE OF SNOW LATE THIS EVENING WITH VSBY 1 TO 3 NM.    
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 UNTIL EARLY  
MORNING. 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.    
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT  
SW WINDS AROUND 5 KT. WAVES 1 FT.    
THU  
SE WINDS AROUND 5 KT. WAVES 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ531-200900-  
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT. A  
CHANCE OF SNOW LATE THIS EVENING. FREEZING SPRAY. VSBY 1 TO 3 NM  
LATE THIS EVENING.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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.    
WED  
NW WINDS 10 TO 15 KT WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT.    
THU...S WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ538-200900-  
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 15 KT WITH GUSTS TO 25 KT. WAVES 1 TO  
2 FT. A CHANCE OF SNOW LATE THIS EVENING WITH VSBY 1 TO 3 NM.    
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. A CHANCE OF SNOW SHOWERS.    
TUE NIGHT  
NW WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
WED  
NW WINDS 5 TO 10 KT. WAVES 1 FT.    
WED NIGHT  
SW WINDS AROUND 5 KT. WAVES FLAT.    
THU  
SW WINDS 5 KT. WAVES LESS THAN 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ539-200900-  
CHESTER RIVER TO QUEENSTOWN MD-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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 WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED NIGHT  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU...SE WINDS 5 KT  
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.  
 
 
 
ANZ532-200900-  
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT. A  
SLIGHT CHANCE OF SNOW LATE THIS EVENING. FREEZING SPRAY. VSBY 1 TO  
3 NM LATE THIS EVENING.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED NIGHT  
E WINDS AROUND 5 KT. WAVES 1 FT.    
THU...S WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
W WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ540-200900-  
EASTERN BAY-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 2 TO  
3 FT. FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 1 TO 2 FT.    
WED NIGHT  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU...S WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ533-200900-  
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW  
SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT.    
THU...S WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.  
 
 
 
ANZ541-200900-  
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 20 TO 25 KT WITH GUSTS TO 30 KT. WAVES  
3 FT. FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 2 FT.    
WED NIGHT  
E WINDS 5 TO 10 KT. WAVES 1 FT OR LESS.    
THU...S WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 FT.    
FRI  
NW WINDS 10 TO 15 KT. WAVES 1 TO 2 FT.  
 
 
 
ANZ542-200900-  
PATUXENT RIVER TO BROOMES ISLAND MD-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 15 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. A CHANCE OF SNOW SHOWERS.    
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 WITH GUSTS TO 20 KT. WAVES 1 FT.    
WED NIGHT  
E WINDS 5 KT. WAVES LESS THAN 1 FT.    
THU...S WINDS 5 KT  
BECOMING NW AFTER MIDNIGHT. WAVES 1 FT.    
FRI  
NW WINDS 5 TO 10 KT. WAVES 1 FT.  
 
 
 
ANZ534-200900-  
CHESAPEAKE BAY FROM DRUM POINT TO SMITH POINT-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 25 KT WITH GUSTS TO 30 KT. WAVES 4 FT.  
FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 4 FT.  
FREEZING SPRAY.    
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. A CHANCE OF SNOW  
SHOWERS.    
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. WAVES 3 FT.    
WED NIGHT  
NE WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
THU...SE WINDS 5 TO 10 KT  
BECOMING N. WAVES 1 TO 2 FT.    
FRI  
NW WINDS 10 TO 15 KT. WAVES 2 FT.  
 
 
 
ANZ543-200900-  
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH ISLAND-  
936 PM EST SUN JAN 19 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
   
..FREEZING SPRAY ADVISORY IN EFFECT THROUGH MONDAY AFTERNOON  
 
   
REST OF TONIGHT  
NW WINDS 25 KT WITH GUSTS TO 30 KT. WAVES 3 FT.  
FREEZING SPRAY.    
MON  
NW WINDS 15 TO 20 KT WITH GUSTS TO 30 KT. WAVES 2 FT.  
FREEZING SPRAY.    
MON NIGHT...NW WINDS 15 TO 20 KT  
DIMINISHING TO 10 KT LATE. WAVES  
1 TO 2 FT.    
TUE  
N WINDS 5 TO 10 KT. WAVES 1 FT. A CHANCE OF SNOW SHOWERS.    
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. WAVES 2 FT.    
WED NIGHT  
NE WINDS 5 TO 10 KT. WAVES 1 FT.    
THU...E WINDS 5 TO 10 KT  
BECOMING NW. WAVES 1 FT. A CHANCE OF  
SNOW IN THE EVENING.    
FRI  
NW WINDS 10 TO 15 KT. WAVES 1 FT.  
 
 
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