834  
FZUS53 KLOT 052046  
SRFLOT  
 
SURF ZONE FORECAST FOR LAKE MICHIGAN BEACHES  
NATIONAL WEATHER SERVICE CHICAGO IL  
346 PM CDT FRI JUN 5 2026  
 
ILZ006-062100-  
LAKE-  
INCLUDING THE BEACHES OF ILLINOIS BEACH STATE PARK  
346 PM CDT FRI JUN 5 2026  
   
REST OF TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WATER TEMPERATURE...........59-63.  
WEATHER.....................CLOUDY. SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS  
UP TO 25 MPH.  
   
TONIGHT  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.  
LOW TEMPERATURE.............IN THE MID 60S.  
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................WEST WINDS 5 TO 10 MPH, BECOMING EAST  
IN THE AFTERNOON.  
   
SWIM RISK OUTLOOK  
   
SATURDAY NIGHT  
LOW SWIM RISK*.    
SUNDAY  
LOW SWIM RISK*.    
SUNDAY NIGHT  
MODERATE SWIM RISK*.    
MONDAY  
MODERATE SWIM RISK*.    
MONDAY NIGHT  
LOW SWIM RISK*.    
TUESDAY  
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  
 
 
 
ILZ103-104-062100-  
NORTHERN COOK-CENTRAL COOK-  
INCLUDING THE BEACHES OF CHICAGO PARK DISTRICT  
346 PM CDT FRI JUN 5 2026  
   
REST OF TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WATER TEMPERATURE...........60-64.  
WEATHER.....................CLOUDY. SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH WITH  
GUSTS UP TO 25 MPH.  
   
TONIGHT  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.  
LOW TEMPERATURE.............IN THE UPPER 60S.  
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 10 MPH, BECOMING  
EAST IN THE AFTERNOON.  
   
SWIM RISK OUTLOOK  
   
SATURDAY NIGHT  
LOW SWIM RISK*.    
SUNDAY  
LOW SWIM RISK*.    
SUNDAY NIGHT  
LOW SWIM RISK*.    
MONDAY  
LOW SWIM RISK*.    
MONDAY NIGHT  
LOW SWIM RISK*.    
TUESDAY  
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  
 
 
 
INZ001-062100-  
LAKE-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
346 PM CDT FRI JUN 5 2026  
   
REST OF TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WATER TEMPERATURE...........58-62.  
WEATHER.....................CLOUDY. SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH WITH  
GUSTS UP TO 30 MPH.  
   
TONIGHT  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS IN THE  
EVENING, THEN SHOWERS AND THUNDERSTORMS  
LIKELY AFTER MIDNIGHT.  
LOW TEMPERATURE.............IN THE UPPER 60S.  
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 10 MPH, BECOMING  
NORTH EARLY IN THE AFTERNOON, THEN  
BECOMING NORTHEAST LATE.  
   
SWIM RISK OUTLOOK  
   
SATURDAY NIGHT  
LOW SWIM RISK*.    
SUNDAY  
LOW SWIM RISK*.    
SUNDAY NIGHT  
LOW SWIM RISK*.    
MONDAY  
LOW SWIM RISK*.    
MONDAY NIGHT  
LOW SWIM RISK*.    
TUESDAY  
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  
 
 
 
INZ002-062100-  
PORTER-  
INCLUDING THE BEACHES OF INDIANA DUNES NATIONAL PARK  
346 PM CDT FRI JUN 5 2026  
   
REST OF TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WATER TEMPERATURE...........58-62.  
WEATHER.....................CLOUDY. SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH WITH  
GUSTS UP TO 30 MPH.  
   
TONIGHT  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WEATHER.....................MOSTLY CLOUDY. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.  
LOW TEMPERATURE.............IN THE MID 60S.  
WINDS.......................SOUTHWEST WINDS 10 TO 15 MPH.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 2 FEET.  
WEATHER.....................MOSTLY CLOUDY, THEN BECOMING PARTLY  
CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 10 MPH, BECOMING  
NORTH EARLY IN THE AFTERNOON, THEN  
BECOMING NORTHEAST LATE.  
   
SWIM RISK OUTLOOK  
   
SATURDAY NIGHT  
LOW SWIM RISK*.    
SUNDAY  
LOW SWIM RISK*.    
SUNDAY NIGHT  
LOW SWIM RISK*.    
MONDAY  
LOW SWIM RISK*.    
MONDAY NIGHT  
LOW SWIM RISK*.    
TUESDAY  
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