501  
FZUS53 KLOT 292008  
SRFLOT  
 
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES  
NATIONAL WEATHER SERVICE CHICAGO IL  
308 PM CDT SAT AUG 29 2026  
 
ILZ006-302015-  
LAKE-  
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK  
308 PM CDT SAT AUG 29 2026  
   
REST OF TODAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WATER TEMPERATURE...........72-76.  
WEATHER.....................MOSTLY CLOUDY. OCCASIONAL SPRINKLES  
AND A SLIGHT CHANCE OF SHOWERS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTH WINDS 10 TO 15 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................SOUTH WINDS 10 TO 20 MPH.  
   
SUNDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING AND AGAIN LATE IN THE DAY.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................SOUTH TO SOUTHWEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 30 MPH.  
   
SWIM RISK OUTLOOK
 
   
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.    
MONDAY NIGHT
 
LOW SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
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  
 

 
 
ILZ103-104-302015-  
NORTHERN COOK-CENTRAL COOK-  
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT  
308 PM CDT SAT AUG 29 2026  
   
REST OF TODAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WATER TEMPERATURE...........72-76.  
WEATHER.....................MOSTLY CLOUDY. OCCASIONAL SPRINKLES  
AND A SLIGHT CHANCE OF SHOWERS.  
HIGH TEMPERATURE............AROUND 80.  
WINDS.......................SOUTH WINDS 10 TO 15 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. ISOLATED SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................SOUTH WINDS 10 TO 20 MPH.  
   
SUNDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING AND AGAIN LATE IN THE DAY.  
HIGH TEMPERATURE............IN THE MID TO UPPER 80S.  
WINDS.......................SOUTH TO SOUTHWEST WINDS 15 TO 20 MPH  
WITH GUSTS UP TO 30 MPH.  
   
SWIM RISK OUTLOOK
 
   
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.    
MONDAY NIGHT
 
LOW SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
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  
 

 
 
INZ001-302015-  
LAKE-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
308 PM CDT SAT AUG 29 2026  
   
REST OF TODAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WATER TEMPERATURE...........72-76.  
WEATHER.....................MOSTLY CLOUDY. OCCASIONAL SPRINKLES LATE.  
HIGH TEMPERATURE............IN THE LOWER 80S.  
WINDS.......................SOUTH WINDS AROUND 10 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WEATHER.....................MOSTLY CLOUDY. ISOLATED SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
LOW TEMPERATURE.............AROUND 70.  
WINDS.......................SOUTH WINDS 10 TO 15 MPH.  
   
SUNDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING. ISOLATED SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS LATE.  
HIGH TEMPERATURE............IN THE MID TO UPPER 80S.  
WINDS.......................SOUTH TO SOUTHWEST WINDS 10 TO 20 MPH  
WITH GUSTS UP TO 30 MPH.  
   
SWIM RISK OUTLOOK
 
   
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.    
MONDAY NIGHT
 
LOW SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
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  
 

 
 
INZ002-302015-  
PORTER-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
308 PM CDT SAT AUG 29 2026  
   
REST OF TODAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WATER TEMPERATURE...........72-76.  
WEATHER.....................MOSTLY CLOUDY. OCCASIONAL SPRINKLES LATE.  
HIGH TEMPERATURE............AROUND 80.  
WINDS.......................SOUTH WINDS AROUND 10 MPH.  
   
TONIGHT
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WEATHER.....................MOSTLY CLOUDY. ISOLATED SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT.  
LOW TEMPERATURE.............AROUND 70.  
WINDS.......................SOUTH WINDS 10 TO 15 MPH.  
   
SUNDAY
 
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE  
MORNING. ISOLATED SHOWERS AND A SLIGHT  
CHANCE OF THUNDERSTORMS LATE.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................SOUTH TO SOUTHWEST WINDS 10 TO 20 MPH  
WITH GUSTS UP TO 30 MPH.  
   
SWIM RISK OUTLOOK
 
   
SUNDAY NIGHT
 
LOW SWIM RISK*.    
MONDAY
 
LOW SWIM RISK*.    
MONDAY NIGHT
 
LOW SWIM RISK*.    
TUESDAY
 
LOW SWIM RISK*.    
TUESDAY NIGHT
 
LOW SWIM RISK*.    
WEDNESDAY
 
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  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page