239  
FZUS53 KLOT 062039  
SRFLOT  
 
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES  
NATIONAL WEATHER SERVICE CHICAGO IL  
339 PM CDT SUN JUL 6 2025  
 
ILZ006-070930-  
LAKE-  
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK  
339 PM CDT SUN JUL 6 2025  
   
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
REST OF TODAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................2 TO 4 FEET QUICKLY BUILDING TO 4 TO 6 FEET  
EARLY THIS EVENING.  
WATER TEMPERATURE...........73-77.  
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE LOWER 80S.  
WINDS.......................NORTH WINDS AROUND 15 MPH WITH GUSTS UP  
TO 30 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING.  
LOW TEMPERATURE.............IN THE MID 60S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH. GUSTS UP TO  
30 MPH IN THE EVENING.  
   
MONDAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET SUBSIDING TO 3 TO 5 FEET.  
WEATHER.....................PARTLY CLOUDY, THEN BECOMING MOSTLY  
SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
   
SWIM RISK OUTLOOK
 
   
MONDAY NIGHT
 
LOW SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
LOW SWIM RISK*.    
WEDNESDAY NIGHT
 
LOW SWIM RISK*.    
THURSDAY
 
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  
 

 
 
ILZ103-104-070930-  
NORTHERN COOK-CENTRAL COOK-  
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT  
339 PM CDT SUN JUL 6 2025  
   
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
REST OF TODAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................2 TO 4 FEET QUICKLY BUILDING TO 4 TO 6 FEET  
EARLY THIS EVENING.  
WATER TEMPERATURE...........69-73.  
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................NORTH WINDS 15 TO 20 MPH WITH GUSTS UP  
TO 30 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
CHANCE OF THUNDERSTORMS EARLY IN THE  
EVENING.  
LOW TEMPERATURE.............IN THE UPPER 60S.  
WINDS.......................NORTH WINDS 15 TO 20 MPH.  
   
MONDAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET SUBSIDING TO 3 TO 5 FEET.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
SWIM RISK OUTLOOK
 
   
MONDAY NIGHT
 
MODERATE SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
LOW SWIM RISK*.    
WEDNESDAY NIGHT
 
LOW SWIM RISK*.    
THURSDAY
 
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  
 

 
 
INZ001-070930-  
LAKE-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
339 PM CDT SUN JUL 6 2025  
   
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
REST OF TODAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................1 TO 3 FEET QUICKLY BUILDING TO 3 TO 5 FEET  
THIS EVENING.  
WATER TEMPERATURE...........75-79.  
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 80S.  
WINDS.......................NORTHWEST WINDS 15 TO 25 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING,  
THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE EVENING.  
LOW TEMPERATURE.............IN THE UPPER 60S.  
WINDS.......................NORTH WINDS 15 TO 25 MPH.  
   
MONDAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET SUBSIDING TO 3 TO 5 FEET.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
SWIM RISK OUTLOOK
 
   
MONDAY NIGHT
 
MODERATE SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
LOW SWIM RISK*.    
WEDNESDAY NIGHT
 
LOW SWIM RISK*.    
THURSDAY
 
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  
 

 
 
INZ002-070930-  
PORTER-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
339 PM CDT SUN JUL 6 2025  
   
..BEACH HAZARDS STATEMENT IN EFFECT THROUGH MONDAY AFTERNOON
 
 
   
REST OF TODAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................1 TO 3 FEET QUICKLY BUILDING TO 3 TO 5 FEET  
THIS EVENING.  
WATER TEMPERATURE...........75-79.  
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................NORTHWEST WINDS 10 TO 15 MPH INCREASING TO  
15 TO 25 MPH THIS EVENING.  
   
TONIGHT
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WEATHER.....................CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING,  
THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE LATE EVENING AND  
EARLY MORNING.  
LOW TEMPERATURE.............AROUND 70.  
WINDS.......................NORTH WINDS 10 TO 15 MPH WITH GUSTS UP  
TO 25 MPH.  
   
MONDAY
 
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET SUBSIDING TO 3 TO 5 FEET.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTH WINDS 10 TO 15 MPH.  
   
SWIM RISK OUTLOOK
 
   
MONDAY NIGHT
 
MODERATE SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
LOW SWIM RISK*.    
WEDNESDAY NIGHT
 
LOW SWIM RISK*.    
THURSDAY
 
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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