162  
FPUS53 KLOT 200202  
ZFPLOT  
 
ZONE FORECAST PRODUCT  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE, IL  
901 PM CDT SAT SEP 19 2026  
 
ILZ104-201000-  
CENTRAL COOK-  
INCLUDING THE CITIES OF CHICAGO, CICERO, OAK LAWN, OAK PARK,  
AND LA GRANGE  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. SHOWERS UNTIL LATE AFTERNOON, THEN  
A CHANCE OF SHOWERS LATE. BREEZY. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS  
IN THE UPPER 50S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO  
25 MPH, BECOMING EAST 10 TO 15 MPH AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID 60S.  
NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 50S. EAST WINDS 15 TO 20 MPH WITH GUSTS  
UP TO 25 MPH, BECOMING NORTHEAST 10 TO 15 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ103-201000-  
NORTHERN COOK-  
INCLUDING THE CITIES OF EVANSTON, DES PLAINES, SCHAUMBURG,  
PALATINE, AND NORTHBROOK  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE AFTERNOON. BREEZY. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST WINDS 15 TO 20 MPH WITH  
GUSTS UP TO 25 MPH, BECOMING EAST 10 TO 15 MPH AFTER MIDNIGHT.  
CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.  
HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH, INCREASING TO  
15 TO 20 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
40 PERCENT.    
MONDAY NIGHT
 
CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ105-201000-  
SOUTHERN COOK-  
INCLUDING THE CITIES OF CALUMET CITY, OAK FOREST, LEMONT,  
ORLAND PARK, AND PARK FOREST  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF SHOWERS  
LATE. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE  
EVENING. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE  
OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 60S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 70S.  
 

 
 
ILZ006-201000-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND EARLY MORNING. A SLIGHT CHANCE OF THUNDERSTORMS LATE.  
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY  
RAINFALL IN THE LATE EVENING AND EARLY MORNING. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE. NEAR STEADY  
TEMPERATURE IN THE MID 60S. EAST WINDS AROUND 5 MPH, INCREASING  
TO NORTHEAST 10 TO 15 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
EARLY IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE LATE  
MORNING AND EARLY AFTERNOON. A SLIGHT CHANCE OF SHOWERS LATE.  
BREEZY. NEAR STEADY TEMPERATURE IN THE MID 60S. NORTHEAST WINDS  
15 TO 20 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION  
70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST  
WINDS 15 TO 20 MPH WITH GUSTS UP TO 25 MPH, BECOMING EAST 10 TO  
15 MPH AFTER MIDNIGHT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS IN THE MORNING. HIGHS IN  
THE MID 60S. EAST WINDS 15 TO 20 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 15 TO 20 MPH, DIMINISHING TO 10 TO  
15 MPH AFTER MIDNIGHT. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ005-201000-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND EARLY MORNING. A SLIGHT CHANCE OF THUNDERSTORMS LATE.  
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY  
RAINFALL IN THE LATE EVENING AND EARLY MORNING. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE. NEAR STEADY  
TEMPERATURE IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH. CHANCE  
OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
EARLY IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE LATE  
MORNING AND EARLY AFTERNOON. A SLIGHT CHANCE OF SHOWERS LATE.  
BREEZY. NEAR STEADY TEMPERATURE IN THE LOWER 60S. NORTHEAST WINDS  
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION  
70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH.  
GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF PRECIPITATION  
20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE MORNING.  
HIGHS IN THE LOWER 60S. EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH. CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS AROUND 50.  
NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.   
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 50.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ012-201000-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. NORTHEAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE AFTERNOON. BREEZY. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS  
IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH  
IN THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID 60S. EAST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ013-201000-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF  
SHOWERS IN THE AFTERNOON. BREEZY. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH.  
CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS  
IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID 60S. EAST  
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS IN THE  
MID 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ020-201000-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE  
IN THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT.  
NEAR STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF SHOWERS  
LATE. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN  
THE EVENING. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE  
OF PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ106-201000-  
NORTHERN WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, PLAINFIELD,  
AND MOKENA  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF SHOWERS  
LATE. HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS  
IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO  
25 MPH IN THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE  
OF PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 60S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ107-201000-  
SOUTHERN WILL-  
INCLUDING THE CITIES OF CHANNAHON, MANHATTAN, AND WILMINGTON  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE  
IN THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL  
LATE. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR STEADY  
TEMPERATURE IN THE UPPER 60S. EAST WINDS AROUND 5 MPH. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY WITH A  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF  
SHOWERS LATE. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 10 TO  
15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF  
PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF  
SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 60S. CHANCE OF  
PRECIPITATION 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ108-201000-  
EASTERN WILL-  
INCLUDING THE CITIES OF CRETE, PEOTONE, AND BEECHER  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS UNTIL LATE AFTERNOON. SHOWERS. HIGHS AROUND 70.  
NORTHEAST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH WITH  
GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 50S.  
NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 40 PERCENT.   
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE LOWER 60S.  
CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE LOWER 70S.  
 

 
 
INZ001-201000-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS UNTIL LATE AFTERNOON. SHOWERS. HIGHS IN THE LOWER  
70S. TEMPERATURE FALLING INTO THE MID 60S IN THE AFTERNOON.  
NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 80 PERCENT.   
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS EARLY IN THE EVENING.  
A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 50S.  
NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.   
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE  
LOWER 60S. CHANCE OF PRECIPITATION 40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
INZ002-201000-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF SHOWERS  
LATE. HIGHS IN THE LOWER 70S. TEMPERATURE FALLING INTO THE MID  
60S IN THE AFTERNOON. NORTH WINDS 5 TO 10 MPH, INCREASING TO  
NORTHEAST 10 TO 15 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER  
50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
40 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. EAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 40 PERCENT.   
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
AROUND 50. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE  
MID 60S. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ003-201000-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND EARLY MORNING. A SLIGHT CHANCE OF THUNDERSTORMS LATE.  
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY  
RAINFALL IN THE LATE EVENING AND EARLY MORNING. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE. NEAR STEADY  
TEMPERATURE IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH. CHANCE  
OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
IN THE MORNING. A CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN  
A SLIGHT CHANCE OF SHOWERS LATE. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH.  
GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF PRECIPITATION  
20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE LOWER 60S.  
NORTHEAST WINDS 15 TO 20 MPH, BECOMING EAST 10 TO 15 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
UPPER 40S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50.    
SATURDAY
 
PARTLY CLOUDY. HIGHS AROUND 70.  
 

 
 
ILZ004-201000-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND EARLY MORNING. A SLIGHT CHANCE OF THUNDERSTORMS LATE.  
PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY  
RAINFALL IN THE LATE EVENING AND EARLY MORNING. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE. NEAR STEADY  
TEMPERATURE IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH. CHANCE  
OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
IN THE MORNING. A CHANCE OF SHOWERS EARLY IN THE AFTERNOON, THEN  
A SLIGHT CHANCE OF SHOWERS LATE. NEAR STEADY TEMPERATURE IN THE  
MID 60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.  
CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH.  
GUSTS UP TO 25 MPH IN THE EVENING. CHANCE OF PRECIPITATION  
20 PERCENT.    
MONDAY
 
CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE LOWER 60S.  
EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
UPPER 40S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS AROUND 50.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ008-201000-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR  
STEADY TEMPERATURE IN THE MID 60S. NORTHEAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A  
CHANCE OF SHOWERS IN THE AFTERNOON. NEAR STEADY TEMPERATURE IN  
THE MID 60S. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE  
EVENING. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE LOWER  
60S. NORTHEAST WINDS 15 TO 20 MPH, BECOMING EAST 10 TO 15 MPH IN  
THE AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER  
40S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 40S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ011-201000-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE  
IN THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT.  
NEAR STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS 5 TO 10 MPH.  
CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF  
SHOWERS IN THE AFTERNOON. NEAR STEADY TEMPERATURE IN THE MID 60S.  
NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS EARLY  
IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS  
IN THE MID 50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH  
IN THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 50.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ010-201000-  
LEE-  
INCLUDING THE CITY OF DIXON  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE  
IN THE EVENING. LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT.  
NEAR STEADY TEMPERATURE IN THE UPPER 60S. EAST WINDS AROUND  
5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT. CHANCE OF PRECIPITATION  
NEAR 100 PERCENT.    
SUNDAY
 
CLOUDY. PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY  
WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING. A CHANCE OF  
SHOWERS IN THE AFTERNOON. NEAR STEADY TEMPERATURE IN THE MID 60S.  
NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
50S. NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE  
EVENING. CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE LOWER  
50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE LOWER 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 50.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
ILZ019-201000-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE  
LATE EVENING AND EARLY MORNING. SOME THUNDERSTORMS MAY PRODUCE  
HEAVY RAINFALL LATE. LOCALLY HEAVY RAINFALL POSSIBLE AFTER  
MIDNIGHT. NEAR STEADY TEMPERATURE AROUND 70. EAST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY WITH A  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF  
SHOWERS LATE. NEAR STEADY TEMPERATURE IN THE UPPER 60S. NORTHEAST  
WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A SLIGHT CHANCE OF SHOWERS LATE IN THE EVENING, THEN A  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 50S.  
NORTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH IN THE EVENING.  
CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE MID 60S. EAST WINDS 10 TO 15 MPH WITH GUSTS UP TO  
25 MPH. CHANCE OF PRECIPITATION 60 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
MID 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ021-201000-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A CHANCE OF THUNDERSTORMS LATE IN THE EVENING.  
SHOWERS. THUNDERSTORMS LIKELY AFTER MIDNIGHT. PATCHY FOG AFTER  
MIDNIGHT. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL LATE IN  
THE EVENING. SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL IN THE  
LATE EVENING AND EARLY MORNING. SOME THUNDERSTORMS MAY PRODUCE  
HEAVY RAINFALL LATE. LOCALLY HEAVY RAINFALL POSSIBLE AFTER  
MIDNIGHT. NEAR STEADY TEMPERATURE AROUND 70. EAST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY UNTIL  
LATE AFTERNOON. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF  
SHOWERS LATE. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO  
10 MPH, INCREASING TO 10 TO 15 MPH WITH GUSTS UP TO 25 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE  
EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER  
50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. EAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.   
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
40 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ032-201000-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
901 PM CDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE EVENING, THEN SHOWERS LIKELY AND A  
CHANCE OF THUNDERSTORMS IN THE LATE EVENING AND OVERNIGHT. PATCHY  
FOG AFTER MIDNIGHT. NEAR STEADY TEMPERATURE IN THE LOWER 70S.  
EAST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. SHOWERS LIKELY. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE MID 70S.  
NORTHEAST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. A CHANCE OF SHOWERS  
AFTER MIDNIGHT. LOWS IN THE UPPER 50S. NORTHEAST WINDS 10 TO  
15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 60S. EAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 60 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
ILZ023-201000-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
901 PM CDT SAT SEP 19 2026  
   
..FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY
 
 
   
REST OF TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE  
EVENING. SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE EVENING  
AND OVERNIGHT. PATCHY FOG AFTER MIDNIGHT. SOME THUNDERSTORMS MAY  
PRODUCE HEAVY RAINFALL LATE IN THE EVENING. SOME THUNDERSTORMS  
MAY PRODUCE HEAVY RAINFALL IN THE LATE EVENING AND OVERNIGHT.  
LOCALLY HEAVY RAINFALL POSSIBLE AFTER MIDNIGHT. NEAR STEADY  
TEMPERATURE AROUND 70. EAST WINDS AROUND 5 MPH. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS EARLY IN THE EVENING.  
A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 50S.  
NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT.   
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
A SLIGHT CHANCE OF THUNDERSTORMS IN THE MORNING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID 60S.  
CHANCE OF PRECIPITATION 50 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN  
THE MID 70S.  
 

 
 
ILZ039-201000-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
901 PM CDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
MOSTLY CLOUDY. SHOWERS LIKELY LATE IN THE  
EVENING. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS  
AFTER MIDNIGHT. NEAR STEADY TEMPERATURE IN THE LOWER 70S. EAST  
WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE  
UPPER 70S. TEMPERATURE FALLING TO AROUND 70 IN THE AFTERNOON.  
NORTHEAST WINDS 5 TO 10 MPH, INCREASING TO 10 TO 15 MPH IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS EARLY IN THE EVENING. A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. A CHANCE OF SHOWERS AFTER MIDNIGHT.  
LOWS IN THE UPPER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 60 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE MID 60S. CHANCE OF PRECIPITATION  
50 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 70S.  
 

 
 
ILZ033-201000-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
901 PM CDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
A SLIGHT CHANCE OF THUNDERSTORMS LATE IN THE  
EVENING. SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. NEAR STEADY TEMPERATURE AROUND 70. EAST WINDS AROUND  
5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS WITH A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE MID 70S.  
TEMPERATURE FALLING INTO THE UPPER 60S IN THE AFTERNOON.  
NORTHEAST WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 80 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS EARLY IN THE EVENING. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS LATE. LOWS IN THE MID  
50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 60S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF  
PRECIPITATION 60 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS 5 TO 10 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE MID 60S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 70S.  
 

 
 
INZ010-201000-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
901 PM CDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND OVERNIGHT. PATCHY FOG AFTER MIDNIGHT. NEAR STEADY  
TEMPERATURE AROUND 70. EAST WINDS AROUND 5 MPH. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. SHOWERS LIKELY. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE MID 70S.  
TEMPERATURE FALLING INTO THE UPPER 60S IN THE AFTERNOON. NORTH  
WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS EARLY IN THE EVENING.  
A CHANCE OF SHOWERS AFTER MIDNIGHT. LESS HUMID WITH LOWS IN THE  
MID 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
AROUND 50. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE MID 60S.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY  
SUNNY. HIGHS IN THE MID 70S.  
 

 
 
INZ011-201000-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
901 PM CDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE  
EVENING AND OVERNIGHT. PATCHY FOG AFTER MIDNIGHT. NEAR STEADY  
TEMPERATURE IN THE UPPER 60S. EAST WINDS AROUND 5 MPH. CHANCE OF  
PRECIPITATION NEAR 100 PERCENT.    
SUNDAY
 
PATCHY FOG EARLY IN THE MORNING. SHOWERS LIKELY WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. HUMID WITH HIGHS IN THE MID 70S.  
TEMPERATURE FALLING INTO THE UPPER 60S IN THE AFTERNOON. NORTH  
WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS EARLY IN THE EVENING.  
A CHANCE OF SHOWERS AFTER MIDNIGHT. LESS HUMID WITH LOWS IN THE  
MID 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE MID  
60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
AROUND 50. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF PRECIPITATION  
20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE  
MID 60S. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 50S.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
INZ019-201000-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
1001 PM EDT SAT SEP 19 2026  
   
REST OF TONIGHT
 
SHOWERS LIKELY. A SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE EVENING, THEN A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT. LOWS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.  
CHANCE OF PRECIPITATION 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN SHOWERS LIKELY WITH A  
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE  
UPPER 70S. TEMPERATURE FALLING INTO THE LOWER 70S IN THE  
AFTERNOON. NORTH WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION  
70 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS EARLY IN THE EVENING. A CHANCE OF SHOWERS  
AFTER MIDNIGHT. A SLIGHT CHANCE OF THUNDERSTORMS LATE. LOWS IN  
THE UPPER 50S. NORTHEAST WINDS AROUND 10 MPH. CHANCE OF  
PRECIPITATION 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS. HIGHS IN THE UPPER  
60S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF PRECIPITATION  
50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE LOWER 50S. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
PRECIPITATION 20 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE  
MID 60S. CHANCE OF PRECIPITATION 30 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE LOWER 50S. CHANCE OF PRECIPITATION  
20 PERCENT.    
WEDNESDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 50S.    
THURSDAY
 
MOSTLY CLOUDY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 50S.    
FRIDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 70S.  
 

 
 
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