366  
FPUS53 KLOT 010621  
ZFPLOT  
 
ZONE FORECAST PRODUCT  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE, IL  
120 AM CDT TUE SEP 1 2026  
 
ILZ104-011400-  
CENTRAL COOK-  
INCLUDING THE CITIES OF CHICAGO, CICERO, OAK LAWN, OAK PARK,  
AND LA GRANGE  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS AROUND  
5 MPH, INCREASING TO AROUND 10 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 103.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
HUMID WITH LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S INLAND, BUT ONLY IN THE  
LOWER 80S NEAR THE LAKE. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S INLAND, BUT ONLY IN THE LOWER  
80S NEAR THE LAKE. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 70S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ103-011400-  
NORTHERN COOK-  
INCLUDING THE CITIES OF EVANSTON, DES PLAINES, SCHAUMBURG,  
PALATINE, AND NORTHBROOK  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 104.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. HUMID  
WITH LOWS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 102.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S INLAND, BUT ONLY IN THE  
LOWER 80S NEAR THE LAKE. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
FRIDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
IN THE MORNING, THEN MOSTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
MID 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ105-011400-  
SOUTHERN COOK-  
INCLUDING THE CITIES OF CALUMET CITY, OAK FOREST, LEMONT,  
ORLAND PARK, AND PARK FOREST  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 105.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF PRECIPITATION  
40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ006-011400-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE MID 70S. WEST WINDS  
AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HUMID WITH HIGHS IN  
THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. HUMID  
WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE  
OF PRECIPITATION 20 PERCENT.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 102.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S INLAND, BUT ONLY IN THE LOWER  
80S NEAR THE LAKE. CHANCE OF PRECIPITATION 50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
FRIDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
IN THE MORNING, THEN MOSTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 80S. CHANCE OF PRECIPITATION 50 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE LOWER 80S.    
SUNDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS IN THE UPPER 70S.  
 
 
 
ILZ005-011400-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
TUESDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HUMID WITH HIGHS IN  
THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. HUMID  
WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE  
OF PRECIPITATION 20 PERCENT.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 103.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 70.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS IN THE UPPER 70S.  
 
 
 
ILZ012-011400-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS AROUND 5 MPH,  
INCREASING TO AROUND 10 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE LOWER  
70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ013-011400-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS AROUND  
5 MPH, INCREASING TO AROUND 10 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 105.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 103.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF PRECIPITATION  
40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 70.  
CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ020-011400-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 106.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND  
70. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ106-011400-  
NORTHERN WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, PLAINFIELD,  
AND MOKENA  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 106.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND  
70. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ107-011400-  
SOUTHERN WILL-  
INCLUDING THE CITIES OF CHANNAHON, MANHATTAN, AND WILMINGTON  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 90. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS AROUND 90. CHANCE OF PRECIPITATION 40 PERCENT.   
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS AROUND 90.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ108-011400-  
EASTERN WILL-  
INCLUDING THE CITIES OF CRETE, PEOTONE, AND BEECHER  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 90. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN  
THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
INZ001-011400-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS AROUND 90 INLAND, BUT ONLY IN THE MID 80S NEAR  
THE LAKE. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN  
THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS AROUND 80.  
 
 
 
INZ002-011400-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 80S INLAND, BUT ONLY IN THE LOWER  
80S NEAR THE LAKE. CHANCE OF PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN  
THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ003-011400-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
TUESDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HUMID WITH HIGHS IN  
THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 102.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE EVENING.  
HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ004-011400-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
MOSTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S. LIGHT  
AND VARIABLE WINDS. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HUMID WITH HIGHS IN  
THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 103.    
TUESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. HUMID  
WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE  
OF PRECIPITATION 20 PERCENT.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 102.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HUMID WITH  
LOWS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY NIGHT  
PARTLY CLOUDY. SCATTERED SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 70. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS IN THE UPPER 70S.  
 
 
 
ILZ008-011400-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
TUESDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS. HOT, HUMID WITH HIGHS  
IN THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE EVENING.  
HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF  
PRECIPITATION 50 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN  
THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS  
IN THE LOWER 70S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ011-011400-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
WEDNESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH ISOLATED SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN  
THE MID 70S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
50 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS AROUND 80.  
 
 
 
ILZ010-011400-  
LEE-  
INCLUDING THE CITY OF DIXON  
120 AM CDT TUE SEP 1 2026  
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS.  
HOT, HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT. HEAT INDEX VALUES UP  
TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTH WINDS 5 TO 10 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE LOWER  
90S. SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE LOWER 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HIGHS AROUND 90. CHANCE OF PRECIPITATION  
50 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF PRECIPITATION  
40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS  
IN THE LOWER 70S. CHANCE OF PRECIPITATION 40 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
UPPER 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
MOSTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ019-011400-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HOT,  
HUMID WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO 10 MPH.  
HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
PARTLY CLOUDY WITH ISOLATED SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF PRECIPITATION  
20 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
MOSTLY SUNNY WITH ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
UPPER 80S. CHANCE OF PRECIPITATION 20 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS AROUND 90.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND  
70. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ021-011400-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
THURSDAY  
PARTLY CLOUDY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE MORNING, THEN SCATTERED SHOWERS AND THUNDERSTORMS IN THE  
AFTERNOON. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS AROUND 90. CHANCE OF PRECIPITATION 40 PERCENT.   
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.  
 
 
 
ILZ032-011400-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE MID 70S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE  
MORNING. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT WITH HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 70.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.  
 
 
 
ILZ023-011400-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HOT, HUMID WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
MOSTLY SUNNY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
IN THE MORNING, THEN PARTLY CLOUDY IN THE AFTERNOON. HIGHS IN THE  
LOWER 90S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS AROUND 90.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
ILZ039-011400-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE MID 70S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 70S.    
FRIDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN THE  
MORNING. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF PRECIPITATION  
20 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
SUNDAY  
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.  
 
 
 
ILZ033-011400-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
WEDNESDAY  
SUNNY, HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 30 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.  
 
 
 
INZ010-011400-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
SUNNY, HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS IN THE  
LOWER 90S. CHANCE OF PRECIPITATION 40 PERCENT.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.  
CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
INZ011-011400-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
120 AM CDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS  
EVENING...   
..HEAT ADVISORY IN EFFECT FROM NOON TO 9 PM CDT WEDNESDAY  
 
   
REST OF TONIGHT  
PARTLY CLOUDY. ISOLATED SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 70S. SOUTHWEST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY  
PARTLY CLOUDY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE MID 90S.  
SOUTHWEST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 103.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 70S.    
FRIDAY  
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS AROUND 90. CHANCE OF PRECIPITATION 40 PERCENT.   
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE LOWER 70S.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
SUNDAY  
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
 
INZ019-011400-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
220 AM EDT TUE SEP 1 2026  
 
...HEAT ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 PM EDT  
THIS EVENING...   
..HEAT ADVISORY IN EFFECT FROM 1 PM TO 10 PM EDT WEDNESDAY  
 
   
REST OF TONIGHT  
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE  
MID 70S. SOUTHWEST WINDS AROUND 5 MPH.    
TUESDAY  
MOSTLY SUNNY. HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104.    
TUESDAY NIGHT  
CLEAR, HUMID WITH LOWS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
WEDNESDAY  
SUNNY, HOT, HUMID WITH HIGHS IN THE LOWER 90S.  
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.  
SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY  
MOSTLY SUNNY. ISOLATED SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HOT WITH HIGHS IN THE LOWER 90S. CHANCE OF  
PRECIPITATION 20 PERCENT.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 70S.    
FRIDAY  
MOSTLY SUNNY. SCATTERED SHOWERS AND THUNDERSTORMS IN  
THE MORNING. HIGHS IN THE LOWER 90S. CHANCE OF PRECIPITATION  
30 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY  
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS  
IN THE LOWER 70S. CHANCE OF PRECIPITATION 30 PERCENT.    
SATURDAY  
PARTLY CLOUDY. HIGHS IN THE UPPER 80S.    
SATURDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
SUNDAY  
PARTLY CLOUDY. HIGHS IN THE MID 80S.    
SUNDAY NIGHT  
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 60S.    
LABOR DAY  
PARTLY CLOUDY. HIGHS IN THE LOWER 80S.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page