761  
FPUS53 KLOT 271432  
ZFPLOT  
 
ZONE FORECAST PRODUCT  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE, IL  
931 AM CDT MON JUL 27 2026  
 
ILZ104-272200-  
CENTRAL COOK-  
INCLUDING THE CITIES OF CHICAGO, CICERO, OAK LAWN, OAK PARK,  
AND LA GRANGE  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING  
AND AFTERNOON. BREEZY. HIGHS AROUND 90. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 107.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S. WEST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 70S INLAND, BUT ONLY IN THE MID 70S  
NEAR THE LAKE. NORTH WINDS 10 TO 15 MPH, INCREASING TO 15 TO  
20 MPH WITH GUSTS UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO 5 TO 10 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S INLAND, BUT ONLY IN  
THE UPPER 70S NEAR THE LAKE. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 80.  
 

 
 
ILZ103-272200-  
NORTHERN COOK-  
INCLUDING THE CITIES OF EVANSTON, DES PLAINES, SCHAUMBURG,  
PALATINE, AND NORTHBROOK  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING  
AND AFTERNOON. BREEZY. HIGHS AROUND 90. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 107.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING. HUMID WITH LOWS AROUND 70. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 70S INLAND, BUT ONLY IN THE MID 70S  
NEAR THE LAKE. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S INLAND, BUT ONLY IN  
THE UPPER 70S NEAR THE LAKE. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING. MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ105-272200-  
SOUTHERN COOK-  
INCLUDING THE CITIES OF CALUMET CITY, OAK FOREST, LEMONT,  
ORLAND PARK, AND PARK FOREST  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING  
AND AFTERNOON. HIGHS AROUND 90. SOUTHWEST WINDS 10 TO 15 MPH.  
GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HEAT INDEX VALUES UP TO 107.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE EVENING. HUMID WITH LOWS AROUND 70.  
WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 10 TO 15 MPH. GUSTS  
UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ006-272200-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING  
AND AFTERNOON. BREEZY. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS  
10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 105.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 70S INLAND, BUT ONLY IN THE MID 70S  
NEAR THE LAKE. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80. NORTHEAST WINDS 5 TO 10 MPH.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 80.  
 

 
 
ILZ005-272200-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE  
MORNING AND AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT  
TIMES LATE IN THE MORNING. HIGHS AROUND 90. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 108.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 60. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ012-272200-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE  
MORNING AND AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT  
TIMES LATE IN THE MORNING. BREEZY. HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES  
UP TO 110.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING. HUMID WITH LOWS IN THE UPPER  
60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING  
NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ013-272200-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING  
AND AFTERNOON. BREEZY. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS  
10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 108.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS AROUND 70. NORTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS UP TO 25 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 80. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS  
10 TO 15 MPH, BECOMING NORTH AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ020-272200-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY LATE IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. VISIBILITY  
ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING. HOT. HIGHS  
IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT  
INDEX VALUES UP TO 112.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE UPPER 60S.  
WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH  
5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT.  
HEAT INDEX VALUES UP TO 102 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. NORTH WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS IN THE LOWER  
60S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 80S.  
 

 
 
ILZ106-272200-  
NORTHERN WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, PLAINFIELD,  
AND MOKENA  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT  
INDEX VALUES UP TO 111.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE  
IN THE EVENING. HUMID WITH LOWS AROUND 70. WEST WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. NORTH WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ107-272200-  
SOUTHERN WILL-  
INCLUDING THE CITIES OF CHANNAHON, MANHATTAN, AND WILMINGTON  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HOT. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS  
UP TO 25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HEAT INDEX VALUES UP TO 113.    
TONIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS AROUND 70. WEST  
WINDS 10 TO 15 MPH, BECOMING NORTH 5 TO 10 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. NORTH WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS IN THE LOWER  
60S. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 80S.  
 

 
 
ILZ108-272200-  
EASTERN WILL-  
INCLUDING THE CITIES OF CRETE, PEOTONE, AND BEECHER  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS AROUND 90. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX  
VALUES UP TO 109.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
EARLY IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE EVENING. HUMID WITH LOWS IN THE UPPER  
60S. WEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING  
NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 10 TO 15 MPH. GUSTS  
UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS  
10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 

 
 
INZ001-272200-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN  
THE AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HEAT  
INDEX VALUES UP TO 105.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING. HUMID WITH LOWS IN THE UPPER 60S. SOUTHWEST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 25 MPH, BECOMING NORTHWEST AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS 10 TO 15 MPH,  
INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO 5 TO 10 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS AROUND 80.  
 

 
 
INZ002-272200-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
931 AM CDT MON JUL 27 2026  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE  
MORNING. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HEAT  
INDEX VALUES UP TO 105.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING.  
HUMID WITH LOWS AROUND 70. SOUTHWEST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS 10 TO 15 MPH,  
INCREASING TO 15 TO 20 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 10 TO  
15 MPH WITH GUSTS UP TO 25 MPH, DIMINISHING TO 5 TO 10 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS  
AROUND 80.  
 

 
 
ILZ003-272200-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
MOSTLY CLOUDY LATE IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS LATE. VISIBILITY ONE QUARTER  
MILE OR LESS AT TIMES LATE IN THE MORNING. HOT. HIGHS IN THE MID  
90S. SOUTHWEST WINDS 10 TO 15 MPH, INCREASING TO 15 TO 20 MPH  
WITH GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
20 PERCENT. HEAT INDEX VALUES UP TO 114.    
TONIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
20 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 60. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 80S.  
 

 
 
ILZ004-272200-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY LATE IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING AND  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO  
15 MPH, INCREASING TO 15 TO 20 MPH WITH GUSTS UP TO 25 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES  
UP TO 110.    
TONIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. NORTHEAST WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 60. NORTHEAST WINDS 5 TO  
10 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ008-272200-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE  
MORNING AND AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT  
TIMES LATE IN THE MORNING. HOT. HIGHS IN THE MID 90S. SOUTHWEST  
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 118 IN THE  
AFTERNOON.    
TONIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS IN THE UPPER 60S. NORTHWEST WINDS 10 TO  
15 MPH, BECOMING NORTH 5 TO 10 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. EAST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.  
 

 
 
ILZ011-272200-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
MOSTLY CLOUDY LATE IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE LATE MORNING AND  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 112.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING. HUMID WITH LOWS IN THE UPPER  
60S. WEST WINDS 10 TO 15 MPH, BECOMING NORTH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO  
103 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. NORTH WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 60. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 50 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.  
 

 
 
ILZ010-272200-  
LEE-  
INCLUDING THE CITY OF DIXON  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE MID 90S. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 117.    
TONIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. HUMID WITH LOWS AROUND 70. WEST WINDS 10 TO 15 MPH,  
BECOMING NORTH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
20 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S.  
 

 
 
ILZ019-272200-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE MID 90S. SOUTHWEST WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 115.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
WEST WINDS 10 TO 15 MPH, BECOMING NORTH 5 TO 10 MPH AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES  
UP TO 104 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HUMID WITH HIGHS IN THE LOWER 80S.  
NORTH WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 60S. CHANCE  
OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 80S.  
 

 
 
ILZ021-272200-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
MOSTLY CLOUDY LATE IN THE MORNING, THEN BECOMING  
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE MORNING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. VISIBILITY  
ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING. HOT. HIGHS  
IN THE MID 90S. SOUTHWEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH  
IN THE AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX  
VALUES UP TO 114.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
WEST WINDS 5 TO 10 MPH, BECOMING NORTH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103 EARLY IN  
THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HUMID WITH HIGHS IN THE LOWER 80S.  
NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS IN THE LOWER  
60S. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. CHANCE  
OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 80S.  
 

 
 
ILZ032-272200-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE MID 90S. SOUTHWEST WINDS 10 TO  
15 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 117.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
WEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE  
OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 104 EARLY IN  
THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HUMID WITH HIGHS IN THE LOWER 80S.  
NORTH WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS IN THE LOWER  
60S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 80S.  
 

 
 
ILZ023-272200-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. VISIBILITY  
ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING. HOT. HIGHS  
IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT. HEAT INDEX VALUES UP TO 113.    
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
EVENING. HUMID WITH LOWS AROUND 70. WEST WINDS 5 TO 10 MPH,  
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. NORTH WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS IN THE LOWER  
60S. NORTH WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY.  
HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 80S.  
 

 
 
ILZ039-272200-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
931 AM CDT MON JUL 27 2026  
   
..EXTREME HEAT WARNING IN EFFECT UNTIL 9 PM CDT THIS EVENING
 
 
   
REST OF TODAY
 
PARTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN  
THE MORNING. HOT. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO  
15 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 114.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS 10 TO 15 MPH, BECOMING NORTHWEST 5 TO 10 MPH  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX  
VALUES UP TO 103 EARLY IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY. HUMID WITH HIGHS IN THE LOWER 80S.  
NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS AROUND 60.  
NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY.  
HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 80S.  
 

 
 
ILZ033-272200-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. PATCHY FOG LATE IN THE MORNING. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. VISIBILITY  
ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING. HOT. HIGHS  
IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT. HEAT INDEX VALUES UP TO 112.    
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HUMID WITH HIGHS IN THE LOWER 80S.  
NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
CLEAR. LESS HUMID WITH LOWS AROUND 60. NORTH  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY.  
HIGHS IN THE MID 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 80S.  
 

 
 
INZ010-272200-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN  
THE AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HIGHS AROUND 90. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT. HEAT INDEX VALUES UP TO 107.    
TONIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS LATE IN THE EVENING. HUMID WITH LOWS IN THE UPPER  
60S. SOUTHWEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER  
MIDNIGHT. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS AROUND 80. NORTH WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 10 TO  
15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
SUNNY IN THE MORNING, THEN BECOMING PARTLY CLOUDY.  
HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 80S.  
 

 
 
INZ011-272200-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
931 AM CDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN  
THE AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 30 PERCENT. HEAT INDEX VALUES UP TO 106.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING. HUMID WITH LOWS IN THE UPPER 60S. SOUTHWEST WINDS  
10 TO 15 MPH, BECOMING NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS  
10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS AROUND 60. NORTH WINDS 10 TO 15 MPH,  
DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 60S.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 80S.  
 

 
 
INZ019-272200-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
1031 AM EDT MON JUL 27 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT /9 PM CDT/  
THIS EVENING...  
   
REST OF TODAY
 
MOSTLY CLOUDY. AREAS OF DENSE FOG LATE IN THE  
MORNING. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN  
THE AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE.  
VISIBILITY ONE QUARTER MILE OR LESS AT TIMES LATE IN THE MORNING.  
HIGHS AROUND 90. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO  
15 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION 30 PERCENT. HEAT  
INDEX VALUES UP TO 107.    
TONIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS AROUND 70.  
SOUTHWEST WINDS 10 TO 15 MPH, BECOMING NORTHWEST 5 TO 10 MPH  
AFTER MIDNIGHT. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HUMID WITH HIGHS AROUND 80. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LESS HUMID WITH LOWS AROUND 60.  
NORTH WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 80S.  
CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 80S.  
 

 
 
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