098  
FNUS53 KLOT 130825  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
325 AM CDT SUN SEP 13 2026  
   
DISCUSSION
 
 
COOLER WEATHER WITH NORTHERLY WINDS ARE ANTICIPATED TODAY. A  
WEATHER DISTURBANCE WILL ALSO PRODUCE A PERIOD OF SCATTERED  
SHOWERS THIS AFTERNOON. FOLLOWING A PRIMARILY DRY MONDAY, A WARM  
FRONT WILL LIFT NORTH AND THEN STALL SOMEWHERE OVER THE REGION  
TUESDAY INTO THURSDAY MORNING, ACCOMPANIED BY OCCASIONAL WAVES OF  
SHOWERS AND THUNDERSTORMS. ANOTHER SYSTEM MAY AFFECT THE AREA LATE  
IN THE WEEK.  
 
ILZ014-132115-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 75 (-12) 75  
MIN RH % (24HR TREND) 44 (0) 40  
MIN TEMP (24HR TREND) 50 (-13) 66  
MAX RH % (24HR TREND) 92 (+9) 81  
20FT WIND AM (MPH) N 6-9 SE 0-5  
20FT WIND PM (MPH) N 6-9 LGT/VAR SE 6-11 SE 10-15  
PEAK WIND GUSTS (MPH) 18 21 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 3200 4000  
MAX MIXING HGT (FT) 4600 4500  
TRANSPORT WND (MPH) N 13 SE 11  
VENT RATE (MPH-FT) 64400 54000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE MID 80S. SOUTH  
WINDS AROUND 15 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE  
OF THUNDERSTORMS. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
COOLER. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
CLOUDY. A CHANCE OF SHOWERS IN THE EVENING,  
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH, BECOMING NORTH  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS AROUND 60. NORTHEAST WINDS 5 TO 10 MPH.  
 

 
 
ILZ006-132115-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 10 50  
MAX TEMP (24HR TREND) 70 (-15) 72  
MIN RH % (24HR TREND) 51 (-3) 50  
MIN TEMP (24HR TREND) 46 (-11) 63  
MAX RH % (24HR TREND) 100 (+5) 87  
20FT WIND AM (MPH) N 7-8 E 10-15  
20FT WIND PM (MPH) NW 7-8 LGT/VAR SE 10-15 SE 10-15  
PEAK WIND GUSTS (MPH) 18 23 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25  
11 AM MIXING HGT (FT) 2700 3900  
MAX MIXING HGT (FT) 3700 4400  
TRANSPORT WND (MPH) NW 13 SE 11  
VENT RATE (MPH-FT) 51800 52800  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS AROUND 80. SOUTHWEST WINDS AROUND 15 MPH, BECOMING WEST IN  
THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS  
IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER 60S. NORTHEAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH, BECOMING NORTH  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND  
5 MPH.  
 

 
 
INZ001-132115-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 30 20  
MAX TEMP (24HR TREND) 76 (-10) 75  
MIN RH % (24HR TREND) 49 (+6) 40  
MIN TEMP (24HR TREND) 49 (-16) 63  
MAX RH % (24HR TREND) 100 (+13) 77  
20FT WIND AM (MPH) N 5-9 SE 5-9  
20FT WIND PM (MPH) N 5-9 LGT/VAR SE 5-9 SE 10-15  
PEAK WIND GUSTS (MPH) 21 19 25  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 3100 3500  
MAX MIXING HGT (FT) 4100 4100  
TRANSPORT WND (MPH) N 14 SE 11  
VENT RATE (MPH-FT) 61500 49200  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. SOUTHWEST  
WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN  
THE MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS IN THE MID 70S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH,  
BECOMING EAST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH, BECOMING WEST  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
INZ002-132115-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE SHOWERS NONE NONE SHOWERS  
CHANCE PRECIP (%) 30 20  
MAX TEMP (24HR TREND) 75 (-11) 75  
MIN RH % (24HR TREND) 53 (+5) 40  
MIN TEMP (24HR TREND) 50 (-16) 63  
MAX RH % (24HR TREND) 99 (+7) 75  
20FT WIND AM (MPH) N 6-10 SE 5-9  
20FT WIND PM (MPH) N 6-10 LGT/VAR SE 5-9 SE 10-15  
PEAK WIND GUSTS (MPH) 21 17 25  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2900 3200  
MAX MIXING HGT (FT) 3400 3900  
TRANSPORT WND (MPH) N 16 SE 10  
VENT RATE (MPH-FT) 54400 39000  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. SOUTH  
WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN  
THE MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS IN THE MID 70S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH,  
BECOMING EAST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60. NORTHEAST  
WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ013-132115-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 74 (-13) 74  
MIN RH % (24HR TREND) 44 (-2) 42  
MIN TEMP (24HR TREND) 50 (-11) 65  
MAX RH % (24HR TREND) 92 (+5) 84  
20FT WIND AM (MPH) N 6-8 SE 6-11  
20FT WIND PM (MPH) N 6-8 LGT/VAR SE 6-11 SE 10-15  
PEAK WIND GUSTS (MPH) 16 20 26  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.05-0.10  
11 AM MIXING HGT (FT) 3200 3800  
MAX MIXING HGT (FT) 4300 4400  
TRANSPORT WND (MPH) NW 14 SE 11  
VENT RATE (MPH-FT) 64500 52800  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY IN THE AFTERNOON. HIGHS IN THE LOWER 80S.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
COOLER. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH, BECOMING WEST  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER  
50S. NORTHEAST WINDS 5 TO 10 MPH.  
 

 
 
ILZ012-132115-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 50  
MAX TEMP (24HR TREND) 74 (-11) 74  
MIN RH % (24HR TREND) 45 (-6) 44  
MIN TEMP (24HR TREND) 47 (-10) 65  
MAX RH % (24HR TREND) 99 (+5) 88  
20FT WIND AM (MPH) N 6-8 SE 6-11  
20FT WIND PM (MPH) NW 6-8 LGT/VAR SE 6-11 SE 10-15  
PEAK WIND GUSTS (MPH) 17 21 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25  
11 AM MIXING HGT (FT) 2500 3200  
MAX MIXING HGT (FT) 3200 3700  
TRANSPORT WND (MPH) NW 16 SE 12  
VENT RATE (MPH-FT) 51200 48100  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER  
80S. SOUTH WINDS AROUND 15 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS AROUND 60.  
NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
COOLER. HIGHS IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH, BECOMING  
SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.  
 

 
 
ILZ005-132115-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 60  
MAX TEMP (24HR TREND) 70 (-14) 73  
MIN RH % (24HR TREND) 50 (-9) 47  
MIN TEMP (24HR TREND) 45 (-10) 64  
MAX RH % (24HR TREND) 99 (+4) 89  
20FT WIND AM (MPH) N 6-7 E 0-5  
20FT WIND PM (MPH) NW 6-7 LGT/VAR SE 7-12 S 10-15  
PEAK WIND GUSTS (MPH) 21 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25  
11 AM MIXING HGT (FT) 2500 3300  
MAX MIXING HGT (FT) 3300 4000  
TRANSPORT WND (MPH) NW 13 SE 13  
VENT RATE (MPH-FT) 46200 56000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS, MAINLY IN THE MORNING. HIGHS AROUND 80.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS  
IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING  
LIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
NORTH IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ004-132115-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY MCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 70  
MAX TEMP (24HR TREND) 70 (-13) 73  
MIN RH % (24HR TREND) 47 (-13) 44  
MIN TEMP (24HR TREND) 45 (-10) 64  
MAX RH % (24HR TREND) 98 (-1) 92  
20FT WIND AM (MPH) N 5-7 SE 0-5  
20FT WIND PM (MPH) NW 5-7 LGT/VAR SE 7-12 SE 10-15  
PEAK WIND GUSTS (MPH) 21 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50  
11 AM MIXING HGT (FT) 2500 3000  
MAX MIXING HGT (FT) 3200 3700  
TRANSPORT WND (MPH) NW 13 SE 13  
VENT RATE (MPH-FT) 44800 51800  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE UPPER  
70S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING WEST IN THE  
AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS  
IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH, BECOMING NORTH  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. EAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ011-132115-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 60  
MAX TEMP (24HR TREND) 72 (-12) 74  
MIN RH % (24HR TREND) 44 (-9) 43  
MIN TEMP (24HR TREND) 47 (-9) 65  
MAX RH % (24HR TREND) 98 (+1) 89  
20FT WIND AM (MPH) N 6-7 SE 10-15  
20FT WIND PM (MPH) N 6-7 LGT/VAR SE 10-15 SE 10-15  
PEAK WIND GUSTS (MPH) 23 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25  
11 AM MIXING HGT (FT) 2500 2800  
MAX MIXING HGT (FT) 3100 3400  
TRANSPORT WND (MPH) N 14 SE 14  
VENT RATE (MPH-FT) 46500 51000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND  
15 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER  
50S. NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.   
WEDNESDAY
 
CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS  
IN THE LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH, BECOMING SOUTHWEST IN  
THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 10 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST  
WINDS 5 TO 10 MPH.  
 

 
 
ILZ003-132115-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY CLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 80  
MAX TEMP (24HR TREND) 69 (-14) 73  
MIN RH % (24HR TREND) 45 (-16) 44  
MIN TEMP (24HR TREND) 46 (-9) 64  
MAX RH % (24HR TREND) 97 (-2) 95  
20FT WIND AM (MPH) N 6-7 SE 10-15  
20FT WIND PM (MPH) NW 6-7 LGT/VAR SE 10-15 SE 10-15  
PEAK WIND GUSTS (MPH) 23 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50  
11 AM MIXING HGT (FT) 2600 2900  
MAX MIXING HGT (FT) 3500 3600  
TRANSPORT WND (MPH) NW 14 SE 14  
VENT RATE (MPH-FT) 52500 54000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE UPPER  
70S. SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 50S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER 70S.  
NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND  
60. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE UPPER 50S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 50S. NORTHEAST WINDS AROUND  
5 MPH.  
 

 
 
ILZ008-132115-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 70  
MAX TEMP (24HR TREND) 71 (-12) 74  
MIN RH % (24HR TREND) 44 (-16) 43  
MIN TEMP (24HR TREND) 46 (-9) 65  
MAX RH % (24HR TREND) 100 (+4) 94  
20FT WIND AM (MPH) N 5-7 SE 10-15  
20FT WIND PM (MPH) N 5-7 LGT/VAR SE 10-15 SE 10-15  
PEAK WIND GUSTS (MPH) 24 27  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.25-0.50  
11 AM MIXING HGT (FT) 2500 2600  
MAX MIXING HGT (FT) 3000 3300  
TRANSPORT WND (MPH) N 13 SE 17  
VENT RATE (MPH-FT) 42000 56100  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE UPPER  
70S. SOUTH WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE  
LOWER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE UPPER 70S. EAST WINDS AROUND 5 MPH, BECOMING NORTH  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS AROUND 60. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE MID  
70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. NORTHEAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ010-132115-  
LEE-  
INCLUDING THE CITY OF DIXON  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 10 60  
MAX TEMP (24HR TREND) 72 (-12) 74  
MIN RH % (24HR TREND) 44 (-12) 44  
MIN TEMP (24HR TREND) 46 (-9) 66  
MAX RH % (24HR TREND) 100 (+2) 94  
20FT WIND AM (MPH) N 5-7 SE 10-15  
20FT WIND PM (MPH) N 5-7 LGT/VAR SE 10-15 SE 10-15  
PEAK WIND GUSTS (MPH) 23 26  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.10-0.25  
11 AM MIXING HGT (FT) 2300 2400  
MAX MIXING HGT (FT) 3100 3000  
TRANSPORT WND (MPH) N 14 SE 18  
VENT RATE (MPH-FT) 46500 54000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
SHOWERS. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND  
10 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 50S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE LOWER  
70S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF SHOWERS IN THE EVENING, THEN  
SHOWERS AND A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS AROUND 80. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHWEST  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE MID 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ019-132115-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 74 (-13) 76  
MIN RH % (24HR TREND) 43 (-4) 41  
MIN TEMP (24HR TREND) 48 (-10) 68  
MAX RH % (24HR TREND) 95 (-2) 86  
20FT WIND AM (MPH) N 5-8 E 1-6  
20FT WIND PM (MPH) N 5-8 LGT/VAR SE 7-12 SE 10-15  
PEAK WIND GUSTS (MPH) 16 20 25  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2500 2700  
MAX MIXING HGT (FT) 3600 3400  
TRANSPORT WND (MPH) N 14 SE 16  
VENT RATE (MPH-FT) 54000 54400  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID  
80S. SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
LOWER 60S. NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER  
MIDNIGHT.    
WEDNESDAY
 
SHOWERS, MAINLY IN THE MORNING. NOT AS WARM. HIGHS  
IN THE MID 70S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.  
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE LOWER 80S. EAST WINDS AROUND 5 MPH, BECOMING  
SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN MOSTLY CLOUDY WITH SHOWERS LIKELY AFTER MIDNIGHT.  
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH, BECOMING  
NORTH AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
ILZ020-132115-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 75 (-12) 76  
MIN RH % (24HR TREND) 44 (-1) 41  
MIN TEMP (24HR TREND) 48 (-10) 66  
MAX RH % (24HR TREND) 99 (-1) 85  
20FT WIND AM (MPH) N 6-8 SE 6-11  
20FT WIND PM (MPH) N 6-8 LGT/VAR SE 6-11 SE 10-15  
PEAK WIND GUSTS (MPH) 17 20 25  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2500 3000  
MAX MIXING HGT (FT) 3500 3500  
TRANSPORT WND (MPH) N 14 SE 13  
VENT RATE (MPH-FT) 52500 49000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID  
80S. SOUTH WINDS AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY AND A CHANCE  
OF THUNDERSTORMS. LOWS IN THE LOWER 60S. NORTH WINDS AROUND  
5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 70S. NORTHEAST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE LOWER 80S. EAST WINDS AROUND 5 MPH, BECOMING  
SOUTHWEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN MOSTLY CLOUDY WITH SHOWERS LIKELY AFTER MIDNIGHT.  
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 10 MPH, BECOMING  
NORTH AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHEAST WINDS 5 TO 10 MPH.  
 

 
 
ILZ021-132115-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 76 (-12) 77  
MIN RH % (24HR TREND) 46 (+3) 41  
MIN TEMP (24HR TREND) 50 (-10) 67  
MAX RH % (24HR TREND) 98 (0) 82  
20FT WIND AM (MPH) LGT/VAR SE 5-10  
20FT WIND PM (MPH) N 4-8 LGT/VAR SE 5-10 SE 10-15  
PEAK WIND GUSTS (MPH) 16 19 24  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2300 2800  
MAX MIXING HGT (FT) 3700 3600  
TRANSPORT WND (MPH) N 14 SE 12  
VENT RATE (MPH-FT) 55500 46800  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND 10 MPH,  
BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. NOT AS WARM.  
HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN MOSTLY CLOUDY WITH SHOWERS LIKELY AFTER MIDNIGHT.  
LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH, BECOMING  
NORTH AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ022-132115-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY PCLDY  
PRECIP TYPE SHOWERS NONE NONE TSTMS  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 76 (-12) 76  
MIN RH % (24HR TREND) 45 (+3) 40  
MIN TEMP (24HR TREND) 50 (-11) 65  
MAX RH % (24HR TREND) 96 (+2) 82  
20FT WIND AM (MPH) N 5-9 SE 5-10  
20FT WIND PM (MPH) N 5-9 LGT/VAR SE 5-10 SE 10-15  
PEAK WIND GUSTS (MPH) 16 20 26  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2900 3200  
MAX MIXING HGT (FT) 4200 3700  
TRANSPORT WND (MPH) NW 13 SE 12  
VENT RATE (MPH-FT) 58800 48100  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE MORNING,  
THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE  
AFTERNOON. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.   
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS IN THE MID 70S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE LOWER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
MID 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE UPPER 50S.  
NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ032-132115-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 30 20 10  
MAX TEMP (24HR TREND) 76 (-13) 77  
MIN RH % (24HR TREND) 48 (+6) 43  
MIN TEMP (24HR TREND) 52 (-9) 67  
MAX RH % (24HR TREND) 92 (-7) 83  
20FT WIND AM (MPH) LGT/VAR E 6-10  
20FT WIND PM (MPH) N 4-8 LGT/VAR SE 6-10 SE 10-15  
PEAK WIND GUSTS (MPH) 17 19 25  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2600 2800  
MAX MIXING HGT (FT) 3900 3300  
TRANSPORT WND (MPH) N 14 SE 14  
VENT RATE (MPH-FT) 58500 49500  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING, THEN  
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE LOWER 90S. SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
MID 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
SHOWERS AND A CHANCE OF THUNDERSTORMS IN THE  
MORNING, THEN A CHANCE OF SHOWERS IN THE AFTERNOON. NOT AS WARM.  
HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.  
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S. EAST  
WINDS AROUND 5 MPH.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
ILZ023-132115-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 30 10 10  
MAX TEMP (24HR TREND) 77 (-11) 77  
MIN RH % (24HR TREND) 44 (+1) 38  
MIN TEMP (24HR TREND) 50 (-12) 64  
MAX RH % (24HR TREND) 96 (+2) 80  
20FT WIND AM (MPH) LGT/VAR E 5-8  
20FT WIND PM (MPH) N 4-9 LGT/VAR SE 5-8 SE 10-12  
PEAK WIND GUSTS (MPH) 18 16 21  
PRECIP AMOUNT (IN) 0.01-0.05 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2800 3200  
MAX MIXING HGT (FT) 4300 4000  
TRANSPORT WND (MPH) N 13 SE 12  
VENT RATE (MPH-FT) 60200 52000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90. SOUTH WINDS  
AROUND 10 MPH, BECOMING WEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN  
THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS IN THE UPPER 70S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH,  
BECOMING EAST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.  
NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60. NORTHEAST  
WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ039-132115-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 20 10  
MAX TEMP (24HR TREND) 78 (-10) 77  
MIN RH % (24HR TREND) 46 (+5) 42  
MIN TEMP (24HR TREND) 53 (-10) 65  
MAX RH % (24HR TREND) 88 (-11) 81  
20FT WIND AM (MPH) LGT/VAR E 7-10  
20FT WIND PM (MPH) N 4-9 LGT/VAR SE 7-10 SE 11-12  
PEAK WIND GUSTS (MPH) 18 18 21  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2500 2700  
MAX MIXING HGT (FT) 3900 3200  
TRANSPORT WND (MPH) N 14 SE 13  
VENT RATE (MPH-FT) 58500 44800  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. SOUTHWEST  
WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
MID 60S. NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 80S. NORTHEAST  
WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. EAST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTH WINDS 5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
ILZ033-132115-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 79 (-9) 77  
MIN RH % (24HR TREND) 42 (-1) 37  
MIN TEMP (24HR TREND) 52 (-13) 64  
MAX RH % (24HR TREND) 90 (-6) 78  
20FT WIND AM (MPH) LGT/VAR E 5-8  
20FT WIND PM (MPH) N 5-10 LGT/VAR SE 5-8 SE 9-10  
PEAK WIND GUSTS (MPH) 18 16 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2800 3000  
MAX MIXING HGT (FT) 4400 3700  
TRANSPORT WND (MPH) N 14 SE 12  
VENT RATE (MPH-FT) 66000 48100  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. SOUTHWEST  
WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS. SHOWERS. LOWS IN THE  
MID 60S. LIGHT WINDS, BECOMING NORTH AROUND 5 MPH AFTER MIDNIGHT.   
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS IN THE LOWER 80S. NORTHEAST WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.  
NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
THURSDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
INZ010-132115-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 78 (-9) 77  
MIN RH % (24HR TREND) 43 (-3) 38  
MIN TEMP (24HR TREND) 49 (-16) 63  
MAX RH % (24HR TREND) 99 (+1) 75  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) N 4-9 LGT/VAR SE 4-7 SE 9-11  
PEAK WIND GUSTS (MPH) 18 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 3000 3100  
MAX MIXING HGT (FT) 4700 4200  
TRANSPORT WND (MPH) N 14 SE 11  
VENT RATE (MPH-FT) 70500 50400  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 90. SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN  
THE MID 60S. LIGHT WINDS, BECOMING NORTH AROUND 5 MPH AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS AROUND 80. NORTHEAST WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH,  
BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.  
NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER  
MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTH WINDS AROUND 5 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
INZ011-132115-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
325 AM CDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR MCLEAR PCLDY  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 78 (-8) 76  
MIN RH % (24HR TREND) 45 (-3) 38  
MIN TEMP (24HR TREND) 49 (-16) 63  
MAX RH % (24HR TREND) 100 (+1) 74  
20FT WIND AM (MPH) LGT/VAR E 5-8  
20FT WIND PM (MPH) N 5-10 LGT/VAR SE 5-8 SE 9-11  
PEAK WIND GUSTS (MPH) 18 16 20  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 3100 3100  
MAX MIXING HGT (FT) 4600 4200  
TRANSPORT WND (MPH) NW 14 SE 11  
VENT RATE (MPH-FT) 69000 50400  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS AROUND 90. SOUTH WINDS AROUND 10 MPH,  
BECOMING SOUTHWEST IN THE AFTERNOON.    
TUESDAY NIGHT
 
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS IN  
THE MID 60S. WEST WINDS AROUND 5 MPH, BECOMING NORTH AFTER  
MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. NOT AS WARM. HIGHS AROUND 80. NORTHEAST WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. EAST  
WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY, MAINLY IN THE MORNING.  
HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING WEST  
IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.  
NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS AROUND 60. NORTHEAST  
WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. WEST WINDS AROUND 5 MPH, BECOMING NORTH IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE MID 50S. NORTH  
WINDS AROUND 5 MPH.  
 

 
 
INZ019-132115-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
425 AM EDT SUN SEP 13 2026  
 
TODAY TONIGHT MON MON NIGHT  
 
CLOUD COVER PCLDY MCLEAR MCLEAR MCLEAR  
PRECIP TYPE SHOWERS NONE NONE NONE  
CHANCE PRECIP (%) 20 10  
MAX TEMP (24HR TREND) 80 (-6) 76  
MIN RH % (24HR TREND) 44 (-4) 39  
MIN TEMP (24HR TREND) 51 (-15) 64  
MAX RH % (24HR TREND) 91 (-5) 75  
20FT WIND AM (MPH) LGT/VAR E 5-7  
20FT WIND PM (MPH) N 5-10 LGT/VAR SE 5-7 SE 8-10  
PEAK WIND GUSTS (MPH) 18 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2800 2800  
MAX MIXING HGT (FT) 4600 3700  
TRANSPORT WND (MPH) NW 14 SE 11  
VENT RATE (MPH-FT) 69000 44400  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
TUESDAY
 
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 90S. SOUTH WINDS AROUND 10 MPH.   
TUESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
SHOWERS. LOWS IN THE MID 60S. WEST WINDS AROUND 5 MPH, BECOMING  
NORTHEAST AFTER MIDNIGHT.    
WEDNESDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 80S. NORTHEAST  
WINDS AROUND 5 MPH IN THE MORNING, BECOMING LIGHT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.    
THURSDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND  
5 MPH, BECOMING WEST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. NORTHWEST WINDS AROUND 5 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. NORTH WINDS AROUND 5 MPH.  
 

 
 
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