823  
FZUS53 KLOT 050859  
SRFLOT  
 
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES  
NATIONAL WEATHER SERVICE CHICAGO IL  
359 AM CDT THU JUN 5 2025  
 
ILZ006-052145-  
LAKE-  
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK  
359 AM CDT THU JUN 5 2025  
   
TODAY
 
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FT.  
WATER TEMPERATURE...........55-59.  
WEATHER.....................PARTLY CLOUDY. AREAS OF DENSE FOG  
IN THE MORNING.  
HIGH TEMPERATURE............AROUND 60.  
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
LOW TEMPERATURE.............IN THE MID 50S.  
WINDS.......................NORTH WINDS 5 TO 10 MPH.  
   
FRIDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE UPPER 50S.  
WINDS.......................NORTHEAST WINDS AROUND 5 MPH.  
   
SWIM RISK OUTLOOK
 
   
FRIDAY NIGHT
 
LOW SWIM RISK*.    
SATURDAY
 
LOW SWIM RISK*.    
SATURDAY NIGHT
 
LOW SWIM RISK*.    
SUNDAY
 
LOW SWIM RISK*.    
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.  
 

 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
** FOR THUNDERSTORM, WATERSPOUT, AND UV DEFINITIONS SEE:  
HTTPS://WWW.WEATHER.GOV/BEACH/LOT  
 

 
 
ILZ103-104-052145-  
NORTHERN COOK-CENTRAL COOK-  
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT  
359 AM CDT THU JUN 5 2025  
   
TODAY
 
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FT.  
WATER TEMPERATURE...........53-57.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. AREAS OF DENSE FOG IN THE  
MORNING.  
HIGH TEMPERATURE............AROUND 60.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
LOW TEMPERATURE.............IN THE MID 50S.  
WINDS.......................NORTH WINDS 5 TO 10 MPH.  
   
FRIDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTH WINDS 5 TO 10 MPH.  
   
SWIM RISK OUTLOOK
 
   
FRIDAY NIGHT
 
LOW SWIM RISK*.    
SATURDAY
 
LOW SWIM RISK*.    
SATURDAY NIGHT
 
LOW SWIM RISK*.    
SUNDAY
 
LOW SWIM RISK*.    
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.  
 

 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
** FOR THUNDERSTORM, WATERSPOUT, AND UV DEFINITIONS SEE:  
HTTPS://WWW.WEATHER.GOV/BEACH/LOT  
 

 
 
INZ001-052145-  
LAKE-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
359 AM CDT THU JUN 5 2025  
   
TODAY
 
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FT.  
WATER TEMPERATURE...........56-60.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. AREAS OF DENSE FOG IN THE  
MORNING.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
LOW TEMPERATURE.............IN THE UPPER 50S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH, DIMINISHING  
TO AROUND 5 MPH AFTER MIDNIGHT.  
   
FRIDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE LOWER 60S.  
WINDS.......................NORTH WINDS 5 TO 10 MPH.  
   
SWIM RISK OUTLOOK
 
   
FRIDAY NIGHT
 
LOW SWIM RISK*.    
SATURDAY
 
LOW SWIM RISK*.    
SATURDAY NIGHT
 
LOW SWIM RISK*.    
SUNDAY
 
LOW SWIM RISK*.    
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.  
 

 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
** FOR THUNDERSTORM, WATERSPOUT, AND UV DEFINITIONS SEE:  
HTTPS://WWW.WEATHER.GOV/BEACH/LOT  
 

 
 
INZ002-052145-  
PORTER-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
359 AM CDT THU JUN 5 2025  
   
TODAY
 
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FT.  
WATER TEMPERATURE...........56-60.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. AREAS OF DENSE FOG IN THE  
MORNING.  
HIGH TEMPERATURE............IN THE MID 60S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
LOW TEMPERATURE.............IN THE UPPER 50S.  
WINDS.......................NORTHEAST WINDS 5 TO 10 MPH.  
   
FRIDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY.  
HIGH TEMPERATURE............IN THE MID 60S.  
WINDS.......................NORTH WINDS 5 TO 10 MPH.  
   
SWIM RISK OUTLOOK
 
   
FRIDAY NIGHT
 
LOW SWIM RISK*.    
SATURDAY
 
LOW SWIM RISK*.    
SATURDAY NIGHT
 
LOW SWIM RISK*.    
SUNDAY
 
LOW SWIM RISK*.    
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.  
 

 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
** FOR THUNDERSTORM, WATERSPOUT, AND UV DEFINITIONS SEE:  
HTTPS://WWW.WEATHER.GOV/BEACH/LOT  
 

 
 
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