740  
FNUS53 KLOT 201506  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
1006 AM CDT TUE OCT 20 2026  
   
DISCUSSION  
 
A PROLONGED PERIOD OF UNSEASONABLY MILD AND DRY WEATHER IS  
EXPECTED FOR THE FORESEEABLE FUTURE. LIGHT WINDS ARE EXPECTED THE  
NEXT SEVERAL DAYS WITH WEAK LAKE BREEZES EACH AFTERNOON. MINIMUM  
AFTERNOON RH VALUES OF 25 TO 35 PERCENT ARE EXPECTED, MAINLY SOUTH  
OF I-80. HIGHER RH VALUES ARE EXPECTED NEAR LAKE MICHIGAN BEHIND  
THE LAKE BREEZES. SOME EARLY MORNING FOG IS ALSO EXPECTED ACROSS  
PORTIONS OF NORTHEAST ILLINOIS AND EXTREME NORTHWEST INDIANA THE  
NEXT COUPLE OF MORNINGS.  
 
ILZ014-210915-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR MCLEAR MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 68 (+1) 71  
MIN RH % (24HR TREND) 39 (+39) 42  
MIN TEMP (24HR TREND) 43 (+1) 48  
MAX RH % (24HR TREND) 98 (+1) 96  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 2-5 LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1200  
MAX MIXING HGT (FT) 3500 3900  
TRANSPORT WND (MPH) E 4 SW 6  
VENT RATE (MPH-FT) 17500 27300  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING  
NORTHEAST AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 50. EAST WINDS AROUND  
5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS AROUND  
5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ006-210915-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR PCLDY MCLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 67 (+1) 71  
MIN RH % (24HR TREND) 46 (+46) 45  
MIN TEMP (24HR TREND) 43 (+4) 48  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 3-6 LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1100  
MAX MIXING HGT (FT) 3200 3800  
TRANSPORT WND (MPH) E 5 SW 8  
VENT RATE (MPH-FT) 19200 30400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS, BECOMING  
EAST AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 50. EAST WINDS AROUND  
5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS 5 TO  
10 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
INZ001-210915-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+3) 71  
MIN RH % (24HR TREND) 33 (+33) 40  
MIN TEMP (24HR TREND) 41 (+4) 45  
MAX RH % (24HR TREND) 100 (+1) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1300  
MAX MIXING HGT (FT) 3600 3900  
TRANSPORT WND (MPH) E 4 N 5  
VENT RATE (MPH-FT) 18000 23400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING NORTH  
AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTHEAST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
INZ002-210915-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 69 (+3) 71  
MIN RH % (24HR TREND) 33 (+33) 39  
MIN TEMP (24HR TREND) 41 (+3) 44  
MAX RH % (24HR TREND) 100 (+5) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1600 1300  
MAX MIXING HGT (FT) 3600 4000  
TRANSPORT WND (MPH) NE 4 N 5  
VENT RATE (MPH-FT) 18000 24000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING NORTH  
AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. NORTHEAST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND  
5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS  
AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ013-210915-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR MCLEAR MCLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 68 (+1) 70  
MIN RH % (24HR TREND) 41 (+41) 44  
MIN TEMP (24HR TREND) 44 (+3) 48  
MAX RH % (24HR TREND) 99 (+4) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1100  
MAX MIXING HGT (FT) 3500 3600  
TRANSPORT WND (MPH) E 4 SW 6  
VENT RATE (MPH-FT) 17500 25200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS, BECOMING  
NORTHEAST AROUND 5 MPH IN THE AFTERNOON.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ012-210915-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 68 (+2) 71  
MIN RH % (24HR TREND) 40 (+40) 43  
MIN TEMP (24HR TREND) 43 (+5) 47  
MAX RH % (24HR TREND) 100 (+4) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1000  
MAX MIXING HGT (FT) 3000 3400  
TRANSPORT WND (MPH) SE 4 SW 6  
VENT RATE (MPH-FT) 15000 23800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.  
 
 
 
ILZ005-210915-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR MCLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 68 (0) 71  
MIN RH % (24HR TREND) 42 (+42) 45  
MIN TEMP (24HR TREND) 43 (+5) 47  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1200  
MAX MIXING HGT (FT) 3200 3700  
TRANSPORT WND (MPH) SE 4 SW 8  
VENT RATE (MPH-FT) 16000 29600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT  
WINDS, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ004-210915-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 69 (+1) 71  
MIN RH % (24HR TREND) 39 (+39) 43  
MIN TEMP (24HR TREND) 42 (+7) 47  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1200  
MAX MIXING HGT (FT) 3300 3700  
TRANSPORT WND (MPH) SE 5 SW 8  
VENT RATE (MPH-FT) 19800 29600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
PARTLY SUNNY. HIGHS AROUND 70. SOUTH WINDS 5 TO  
10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS  
AROUND 5 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ011-210915-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 69 (+2) 72  
MIN RH % (24HR TREND) 36 (+36) 40  
MIN TEMP (24HR TREND) 43 (+4) 47  
MAX RH % (24HR TREND) 100 (+3) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1200  
MAX MIXING HGT (FT) 3200 3800  
TRANSPORT WND (MPH) SE 4 SW 8  
VENT RATE (MPH-FT) 16000 30400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.  
 
 
 
ILZ003-210915-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 69 (+2) 71  
MIN RH % (24HR TREND) 35 (+35) 41  
MIN TEMP (24HR TREND) 42 (+5) 46  
MAX RH % (24HR TREND) 100 (+3) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1200  
MAX MIXING HGT (FT) 3600 3800  
TRANSPORT WND (MPH) SE 6 SW 9  
VENT RATE (MPH-FT) 25200 34200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS AROUND 70. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS AROUND 70. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. WEST WINDS  
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS  
AROUND 5 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ008-210915-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+3) 72  
MIN RH % (24HR TREND) 33 (+33) 40  
MIN TEMP (24HR TREND) 42 (+6) 46  
MAX RH % (24HR TREND) 100 (+3) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1300  
MAX MIXING HGT (FT) 3500 3800  
TRANSPORT WND (MPH) SE 6 SW 8  
VENT RATE (MPH-FT) 24500 30400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT  
WINDS.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST  
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH WINDS AROUND 5 MPH.  
 
 
 
ILZ010-210915-  
LEE-  
INCLUDING THE CITY OF DIXON  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR MCLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+2) 72  
MIN RH % (24HR TREND) 34 (+34) 39  
MIN TEMP (24HR TREND) 43 (+6) 47  
MAX RH % (24HR TREND) 98 (+4) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1400  
MAX MIXING HGT (FT) 3300 3800  
TRANSPORT WND (MPH) SE 5 SW 5  
VENT RATE (MPH-FT) 19800 22800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT  
WINDS, BECOMING EAST AROUND 5 MPH AFTER MIDNIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS AROUND 50. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.  
 
 
 
ILZ019-210915-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 71 (+1) 73  
MIN RH % (24HR TREND) 31 (+31) 37  
MIN TEMP (24HR TREND) 42 (+5) 46  
MAX RH % (24HR TREND) 99 (+4) 97  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1400  
MAX MIXING HGT (FT) 3700 3700  
TRANSPORT WND (MPH) SE 4 W 6  
VENT RATE (MPH-FT) 18500 25900  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT  
WINDS.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS,  
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND  
5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS AROUND 5 MPH.  
 
 
 
ILZ020-210915-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+2) 72  
MIN RH % (24HR TREND) 35 (+35) 41  
MIN TEMP (24HR TREND) 43 (+5) 46  
MAX RH % (24HR TREND) 100 (+2) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1000  
MAX MIXING HGT (FT) 3400 3600  
TRANSPORT WND (MPH) E 4 SW 6  
VENT RATE (MPH-FT) 17000 25200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS AROUND  
5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 60S. EAST WINDS AROUND  
5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ021-210915-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 71 (+1) 73  
MIN RH % (24HR TREND) 32 (+32) 39  
MIN TEMP (24HR TREND) 42 (+4) 45  
MAX RH % (24HR TREND) 100 (+5) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1300  
MAX MIXING HGT (FT) 3600 3700  
TRANSPORT WND (MPH) E 3 W 6  
VENT RATE (MPH-FT) 10800 25900  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. LIGHT  
WINDS.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. LIGHT  
WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. SOUTH WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ022-210915-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+2) 71  
MIN RH % (24HR TREND) 33 (+33) 39  
MIN TEMP (24HR TREND) 42 (+3) 46  
MAX RH % (24HR TREND) 100 (+6) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1300  
MAX MIXING HGT (FT) 3500 3700  
TRANSPORT WND (MPH) E 3 W 6  
VENT RATE (MPH-FT) 10500 25900  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTHEAST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH WINDS  
AROUND 5 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. EAST WINDS AROUND  
5 MPH, BECOMING WEST IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ032-210915-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 72 (+1) 74  
MIN RH % (24HR TREND) 30 (+30) 37  
MIN TEMP (24HR TREND) 41 (+4) 44  
MAX RH % (24HR TREND) 100 (+8) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1800 1700  
MAX MIXING HGT (FT) 3700 3900  
TRANSPORT WND (MPH) E 3 NW 5  
VENT RATE (MPH-FT) 11100 23400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ023-210915-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 71 (+2) 72  
MIN RH % (24HR TREND) 30 (+30) 36  
MIN TEMP (24HR TREND) 41 (+4) 44  
MAX RH % (24HR TREND) 100 (+3) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1500  
MAX MIXING HGT (FT) 3600 3800  
TRANSPORT WND (MPH) SE 3 N 4  
VENT RATE (MPH-FT) 10800 19000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS, BECOMING  
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,  
BECOMING WEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.  
 
 
 
ILZ039-210915-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 71 (+1) 73  
MIN RH % (24HR TREND) 29 (+29) 34  
MIN TEMP (24HR TREND) 41 (+2) 44  
MAX RH % (24HR TREND) 100 (+13) 97  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2000 1900  
MAX MIXING HGT (FT) 3800 4400  
TRANSPORT WND (MPH) E 3 N 4  
VENT RATE (MPH-FT) 11400 22000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS AROUND  
5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
ILZ033-210915-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 71 (+2) 72  
MIN RH % (24HR TREND) 28 (+28) 33  
MIN TEMP (24HR TREND) 41 (+4) 44  
MAX RH % (24HR TREND) 100 (+7) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1600 1700  
MAX MIXING HGT (FT) 3700 4400  
TRANSPORT WND (MPH) SE 3 N 4  
VENT RATE (MPH-FT) 11100 22000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS, BECOMING  
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. LIGHT WINDS.  
 
 
 
INZ010-210915-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+2) 72  
MIN RH % (24HR TREND) 29 (+29) 36  
MIN TEMP (24HR TREND) 41 (+5) 44  
MAX RH % (24HR TREND) 100 (+2) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1700  
MAX MIXING HGT (FT) 3700 4400  
TRANSPORT WND (MPH) SE 3 N 4  
VENT RATE (MPH-FT) 11100 22000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS, BECOMING  
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.  
 
 
 
INZ011-210915-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
1006 AM CDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 70 (+2) 71  
MIN RH % (24HR TREND) 31 (+31) 37  
MIN TEMP (24HR TREND) 41 (+5) 44  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1400  
MAX MIXING HGT (FT) 3600 4500  
TRANSPORT WND (MPH) E 4 N 4  
VENT RATE (MPH-FT) 18000 22500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 60S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
INZ019-210915-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
1106 AM EDT TUE OCT 20 2026  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER CLEAR CLEAR CLEAR CLEAR  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%)  
MAX TEMP (24HR TREND) 69 (+1) 71  
MIN RH % (24HR TREND) 31 (+31) 38  
MIN TEMP (24HR TREND) 42 (+4) 45  
MAX RH % (24HR TREND) 100 (+8) 99  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1800  
MAX MIXING HGT (FT) 3600 4500  
TRANSPORT WND (MPH) SE 3 N 4  
VENT RATE (MPH-FT) 10800 22500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY  
SUNNY. HIGHS IN THE LOWER 70S. LIGHT WINDS.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT WINDS.   
FRIDAY  
SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING SOUTHEAST  
AROUND 5 MPH IN THE AFTERNOON.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 40S. LIGHT  
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 50. LIGHT WINDS.    
MONDAY  
PARTLY SUNNY. HIGHS AROUND 70. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. NORTH WINDS  
AROUND 5 MPH.  
 
 
 
OGOREK  
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