408
FPUS53 KLOT 171026
ZFPLOT
ZONE FORECAST PRODUCT
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE, IL
525 AM CDT MON AUG 17 2026
ILZ104-180100-
CENTRAL COOK-
INCLUDING THE CITIES OF CHICAGO, CICERO, OAK LAWN, OAK PARK,
AND LA GRANGE
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS. HIGHS IN THE MID 70S. NORTH WINDS 5 TO
10 MPH, BECOMING NORTHEAST IN THE AFTERNOON. CHANCE OF
PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 60S. SOUTH WINDS AROUND 5 MPH, BECOMING
SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN
THE UPPER 60S. WEST WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION
70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE MID 70S. NORTH WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 60S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ103-180100-
NORTHERN COOK-
INCLUDING THE CITIES OF EVANSTON, DES PLAINES, SCHAUMBURG,
PALATINE, AND NORTHBROOK
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS. HIGHS IN THE UPPER 70S INLAND, BUT ONLY
IN THE MID 70S NEAR THE LAKE. NORTH WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE
OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
60S. WEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 60S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ105-180100-
SOUTHERN COOK-
INCLUDING THE CITIES OF CALUMET CITY, OAK FOREST, LEMONT,
ORLAND PARK, AND PARK FOREST
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS. HIGHS IN THE MID 70S. NORTH WINDS 5 TO
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH,
BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE UPPER 60S. WEST WINDS 5 TO 10 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 70S. NORTH WINDS
AROUND 5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 60.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ006-180100-
LAKE IL-
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,
AND GURNEE
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS UNTIL LATE AFTERNOON. HIGHS IN THE UPPER
70S. NORTH WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS 5 TO 10 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE
OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. WEST WINDS
5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ005-180100-
MCHENRY-
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,
AND WOODSTOCK
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH. CHANCE
OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ012-180100-
KANE-
INCLUDING THE CITIES OF AURORA AND ELGIN
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
60S. WEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ013-180100-
DUPAGE-
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,
LOMBARD, AND CAROL STREAM
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY. ISOLATED SHOWERS. HIGHS IN THE UPPER 70S.
NORTH WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN
THE MID 60S. WEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER
MIDNIGHT. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ020-180100-
KENDALL-
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ106-180100-
NORTHERN WILL-
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, PLAINFIELD,
AND MOKENA
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY. ISOLATED SHOWERS IN THE LATE MORNING AND
AFTERNOON. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ107-180100-
SOUTHERN WILL-
INCLUDING THE CITIES OF CHANNAHON, MANHATTAN, AND WILMINGTON
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY. ISOLATED SHOWERS IN THE LATE MORNING AND
AFTERNOON. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 40 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HUMID WITH HIGHS IN THE UPPER 70S. NORTH WINDS AROUND
5 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ108-180100-
EASTERN WILL-
INCLUDING THE CITIES OF CRETE, PEOTONE, AND BEECHER
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS. HIGHS IN THE UPPER 70S. NORTH WINDS
5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH,
BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 30 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON. HUMID WITH HIGHS IN THE MID 70S. NORTH
WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
INZ001-180100-
LAKE IN-
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS UNTIL LATE AFTERNOON. HIGHS IN THE MID
70S. NORTH WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTH WINDS AROUND 5 MPH, BECOMING
SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 40 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING. A
SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
INZ002-180100-
PORTER-
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS LATE IN THE MORNING. HIGHS IN THE MID
70S. NORTH WINDS 5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS AROUND
5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 30 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING. A
SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE MID 70S. NORTH WINDS AROUND
5 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN CLEARING. HIGHS IN
THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE OF PRECIPITATION
40 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.
ILZ003-180100-
WINNEBAGO-
INCLUDING THE CITY OF ROCKFORD
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS AROUND 80. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS
AFTER MIDNIGHT. LOWS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH,
BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF PRECIPITATION
60 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID
50S. CHANCE OF PRECIPITATION 20 PERCENT.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
ILZ004-180100-
BOONE-
INCLUDING THE CITY OF BELVIDERE
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. WEST WINDS
AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 50S. CHANCE OF PRECIPITATION
20 PERCENT.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ008-180100-
OGLE-
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER
60S. WEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 50S. CHANCE OF PRECIPITATION
20 PERCENT.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS AROUND 60.
CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ011-180100-
DE KALB-
INCLUDING THE CITIES OF DEKALB AND SYCAMORE
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH, INCREASING TO WEST 10 TO 15 MPH IN THE AFTERNOON.
CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
60S. WEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 60S.
CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ010-180100-
LEE-
INCLUDING THE CITY OF DIXON
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH. CHANCE OF PRECIPITATION 60 PERCENT.
TUESDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
60S. WEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE LOWER
60S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ019-180100-
LA SALLE-
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,
AND MARSEILLES
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS
AROUND 5 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ021-180100-
GRUNDY-
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS
5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
HUMID WITH HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE
OF PRECIPITATION 50 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE UPPER 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS. HUMID
WITH HIGHS IN THE UPPER 70S. NORTH WINDS AROUND 5 MPH. CHANCE OF
PRECIPITATION 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ032-180100-
LIVINGSTON-
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS AROUND
5 MPH.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS AROUND 80. SOUTHWEST WINDS 5 TO
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE UPPER 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING. A SLIGHT CHANCE OF SHOWERS. HUMID WITH HIGHS IN THE
UPPER 70S. NORTH WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION
20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ023-180100-
KANKAKEE-
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. ISOLATED SHOWERS IN THE LATE MORNING AND AFTERNOON. HIGHS
IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH. CHANCE OF
PRECIPITATION 20 PERCENT.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. SOUTHWEST WINDS
5 TO 10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S.
NORTH WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ039-180100-
FORD-
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HUMID WITH HIGHS AROUND 80. SOUTHWEST WINDS 5 TO
10 MPH. CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
HUMID WITH LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.
CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S.
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
ILZ033-180100-
IROQUOIS-
INCLUDING THE CITIES OF WATSEKA AND GILMAN
525 AM CDT MON AUG 17 2026
TODAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO
10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 80. SOUTHWEST WINDS AROUND 5 MPH. CHANCE
OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING. A
SLIGHT CHANCE OF THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HUMID WITH HIGHS IN THE UPPER 70S. NORTHWEST WINDS
AROUND 5 MPH. CHANCE OF PRECIPITATION 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
INZ010-180100-
NEWTON-
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. HUMID WITH HIGHS IN THE MID 70S.
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 60.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE UPPER 70S. CHANCE OF PRECIPITATION 30 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
INZ011-180100-
JASPER-
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE
525 AM CDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST WINDS
AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
TUESDAY
PARTLY CLOUDY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF PRECIPITATION 20 PERCENT.
TUESDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF
PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. HUMID WITH HIGHS IN THE MID 70S.
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 40 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S.
FRIDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE AFTERNOON.
HIGHS IN THE MID 70S. CHANCE OF PRECIPITATION 40 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
INZ019-180100-
BENTON-
INCLUDING THE CITIES OF FOWLER AND OXFORD
625 AM EDT MON AUG 17 2026
TODAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH, BECOMING WEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S.
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. HUMID WITH HIGHS IN THE UPPER 70S.
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF PRECIPITATION 50 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
THURSDAY
PARTLY CLOUDY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 50S.
FRIDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
SATURDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 60.
SUNDAY
MOSTLY SUNNY IN THE MORNING, THEN BECOMING PARTLY
CLOUDY. HIGHS IN THE MID 70S.
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