862  
FNUS53 KLOT 162030  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
330 PM CDT THU APR 16 2026  
   
DISCUSSION
 
 
AFTER MORNING FOG, TOMORROW WILL FEATURE UNSEASONABLY WARM  
TEMPERATURES IN THE LOWER 80S WITH BREEZY SOUTH WINDS. SHOWERS AND  
THUNDERSTORMS ARE EXPECTED ALONG A COLD FRONT DURING THE EVENING  
HOURS WITH WIDESPREAD ONE HALF TO ONE INCH OF RAINFALL.  
 
IN THE WAKE OF THE COLD FRONT, SATURDAY WILL BE MUCH COOLER WITH  
BLUSTERY WEST TO NORTHWEST WINDS. COOLER CONDITIONS WILL CONTINUE  
THROUGH EARLY NEXT WEEK WITH OVERNIGHT LOWS IN THE LOW TO MID 30S  
SATURDAY NIGHT AND SUNDAY NIGHT (INCLUDING THE POTENTIAL FOR  
FROST LATE SUNDAY NIGHT INTO EARLY MONDAY). ABOVE NORMAL  
TEMPERATURES, PARTICULARLY AWAY FROM LAKE MICHIGAN, AND PRIMARILY  
DRY CONDITIONS ARE EXPECTED THE REST OF NEXT WORKWEEK.  
 
ILZ014-170915-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 90 20  
MAX TEMP (24HR TREND) 81 (+11) 58  
MIN RH % (24HR TREND) 45 (-19) 50  
MIN TEMP (24HR TREND) 50 (-10) 44  
MAX RH % (24HR TREND) 94 (-2) 89  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 30 24 27  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2100 3900  
MAX MIXING HGT (FT) 5300 5500  
TRANSPORT WND (MPH) S 28 W 25  
VENT RATE (MPH-FT) 153700 137500  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. WEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS  
OF FROST AFTER MIDNIGHT. LOWS IN THE MID 30S. NORTH WINDS AROUND  
5 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 50S. NORTHEAST WINDS AROUND  
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ006-170915-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 20  
MAX TEMP (24HR TREND) 81 (+12) 54  
MIN RH % (24HR TREND) 46 (-22) 49  
MIN TEMP (24HR TREND) 48 (-10) 41  
MAX RH % (24HR TREND) 96 (-4) 89  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 29 23 26  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 1600 3900  
MAX MIXING HGT (FT) 4400 5500  
TRANSPORT WND (MPH) S 26 W 27  
VENT RATE (MPH-FT) 114400 154000  
VENT RATE CATEGORY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 50. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS IN THE LOWER 30S.  
NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE MID  
50S. EAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST IN THE  
AFTERNOON.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE MID 40S. SOUTH WINDS  
AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
AROUND 5 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTHEAST  
WINDS AROUND 5 MPH.  
 

 
 
INZ001-170915-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 90 40  
MAX TEMP (24HR TREND) 80 (+10) 59  
MIN RH % (24HR TREND) 48 (-17) 56  
MIN TEMP (24HR TREND) 50 (-8) 48  
MAX RH % (24HR TREND) 97 (-1) 91  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 26 24 25  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.01-0.05  
11 AM MIXING HGT (FT) 2200 3500  
MAX MIXING HGT (FT) 5100 5300  
TRANSPORT WND (MPH) S 27 W 24  
VENT RATE (MPH-FT) 142800 127200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. WEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTHEAST WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
INZ002-170915-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 90 50  
MAX TEMP (24HR TREND) 79 (+10) 60  
MIN RH % (24HR TREND) 48 (-19) 57  
MIN TEMP (24HR TREND) 50 (-8) 47  
MAX RH % (24HR TREND) 96 (+1) 91  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 26 23 24  
PRECIP AMOUNT (IN) 0.00 0.00 1.00-1.50 0.01-0.05  
11 AM MIXING HGT (FT) 1900 3200  
MAX MIXING HGT (FT) 4900 5200  
TRANSPORT WND (MPH) S 25 W 23  
VENT RATE (MPH-FT) 122500 119600  
VENT RATE CATEGORY GOOD GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 50. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. NORTH  
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.  
 

 
 
ILZ013-170915-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 20  
MAX TEMP (24HR TREND) 82 (+11) 55  
MIN RH % (24HR TREND) 46 (-16) 50  
MIN TEMP (24HR TREND) 53 (-6) 43  
MAX RH % (24HR TREND) 91 (-3) 91  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 29 24 27  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2100 3900  
MAX MIXING HGT (FT) 5200 5600  
TRANSPORT WND (MPH) S 29 W 26  
VENT RATE (MPH-FT) 156000 145600  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING. AREAS  
OF FROST AFTER MIDNIGHT. LOWS IN THE LOWER 30S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 50. WEST WINDS 5 TO  
10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ012-170915-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 90 20  
MAX TEMP (24HR TREND) 81 (+10) 53  
MIN RH % (24HR TREND) 50 (-12) 51  
MIN TEMP (24HR TREND) 53 (-4) 40  
MAX RH % (24HR TREND) 94 (-6) 91  
20FT WIND AM (MPH) SE 15-20 W 15-20  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 W 15-20  
PEAK WIND GUSTS (MPH) 31 25 28  
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 2000 4000  
MAX MIXING HGT (FT) 4600 5600  
TRANSPORT WND (MPH) S 29 W 27  
VENT RATE (MPH-FT) 138000 156800  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
PARTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS 5 TO 10 MPH.  
 

 
 
ILZ005-170915-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 90 20  
MAX TEMP (24HR TREND) 80 (+10) 52  
MIN RH % (24HR TREND) 53 (-10) 51  
MIN TEMP (24HR TREND) 51 (-7) 39  
MAX RH % (24HR TREND) 95 (-5) 90  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 31 24 27  
PRECIP AMOUNT (IN) 0.00 0.05-0.10 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 1700 3900  
MAX MIXING HGT (FT) 4100 5700  
TRANSPORT WND (MPH) S 32 W 27  
VENT RATE (MPH-FT) 131200 159600  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE UPPER 20S. NORTHWEST WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE MID 40S. SOUTH WINDS  
AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ004-170915-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 100 20  
MAX TEMP (24HR TREND) 79 (+9) 50  
MIN RH % (24HR TREND) 55 (-6) 47  
MIN TEMP (24HR TREND) 53 (-5) 38  
MAX RH % (24HR TREND) 96 (-4) 90  
20FT WIND AM (MPH) S 15-20 NW 10-15  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 31 24 27  
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 1700 4000  
MAX MIXING HGT (FT) 4200 5800  
TRANSPORT WND (MPH) S 33 W 28  
VENT RATE (MPH-FT) 138600 168200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 50. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE UPPER 20S. NORTH WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE MID 40S.  
SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS AROUND 70. EAST WINDS AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ011-170915-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 100 20  
MAX TEMP (24HR TREND) 81 (+10) 52  
MIN RH % (24HR TREND) 50 (-13) 50  
MIN TEMP (24HR TREND) 53 (-4) 39  
MAX RH % (24HR TREND) 98 (-2) 91  
20FT WIND AM (MPH) SE 15-20 NW 15-20  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 W 15-20  
PEAK WIND GUSTS (MPH) 32 26 28  
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2000 4000  
MAX MIXING HGT (FT) 4600 5600  
TRANSPORT WND (MPH) S 31 W 27  
VENT RATE (MPH-FT) 142600 156800  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
10 TO 15 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS AROUND 10 MPH.  
 

 
 
ILZ003-170915-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 50 100 20  
MAX TEMP (24HR TREND) 79 (+7) 50  
MIN RH % (24HR TREND) 53 (-2) 44  
MIN TEMP (24HR TREND) 54 (-2) 37  
MAX RH % (24HR TREND) 96 (-2) 88  
20FT WIND AM (MPH) SE 15-20 NW 15-20  
20FT WIND PM (MPH) LGT/VAR S 15-20 SW 10-15 W 15-20  
PEAK WIND GUSTS (MPH) 32 24 27  
PRECIP AMOUNT (IN) 0.00 0.25-0.50 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 1900 4000  
MAX MIXING HGT (FT) 4400 6000  
TRANSPORT WND (MPH) S 34 W 28  
VENT RATE (MPH-FT) 154000 174000  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS AROUND 50. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE UPPER 20S. NORTH WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ008-170915-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 50 100 20  
MAX TEMP (24HR TREND) 80 (+8) 50  
MIN RH % (24HR TREND) 52 (-6) 45  
MIN TEMP (24HR TREND) 54 (-3) 37  
MAX RH % (24HR TREND) 95 (-2) 88  
20FT WIND AM (MPH) SE 15-20 NW 10-15  
20FT WIND PM (MPH) LGT/VAR S 15-20 SW 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 31 25 28  
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.50-0.75 0.00  
11 AM MIXING HGT (FT) 2100 4000  
MAX MIXING HGT (FT) 4400 5900  
TRANSPORT WND (MPH) S 34 W 27  
VENT RATE (MPH-FT) 154000 165200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND 60.  
SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. EAST WINDS AROUND  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. EAST  
WINDS AROUND 10 MPH.  
 

 
 
ILZ010-170915-  
LEE-  
INCLUDING THE CITY OF DIXON  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 50 100 20  
MAX TEMP (24HR TREND) 81 (+10) 50  
MIN RH % (24HR TREND) 51 (-10) 48  
MIN TEMP (24HR TREND) 54 (-3) 38  
MAX RH % (24HR TREND) 94 (-5) 90  
20FT WIND AM (MPH) SE 15-20 NW 10-15  
20FT WIND PM (MPH) LGT/VAR S 15-20 SW 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 31 26 28  
PRECIP AMOUNT (IN) 0.00 0.10-0.25 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2100 4100  
MAX MIXING HGT (FT) 4500 5800  
TRANSPORT WND (MPH) S 32 W 28  
VENT RATE (MPH-FT) 144000 168200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS  
AROUND 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. EAST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ019-170915-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 40 100 20  
MAX TEMP (24HR TREND) 83 (+11) 55  
MIN RH % (24HR TREND) 47 (-9) 47  
MIN TEMP (24HR TREND) 54 (-4) 40  
MAX RH % (24HR TREND) 94 (-5) 90  
20FT WIND AM (MPH) SE 15-20 NW 10-15  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 31 26 28  
PRECIP AMOUNT (IN) 0.00 0.10-0.25 1.00-1.50 0.00  
11 AM MIXING HGT (FT) 2900 4000  
MAX MIXING HGT (FT) 5600 5600  
TRANSPORT WND (MPH) S 31 W 27  
VENT RATE (MPH-FT) 173600 156800  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. NORTHEAST WINDS AROUND  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST  
WINDS 5 TO 10 MPH.  
 

 
 
ILZ020-170915-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 100 20  
MAX TEMP (24HR TREND) 82 (+11) 55  
MIN RH % (24HR TREND) 47 (-16) 52  
MIN TEMP (24HR TREND) 53 (-5) 42  
MAX RH % (24HR TREND) 95 (-5) 91  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 30 24 27  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2100 4000  
MAX MIXING HGT (FT) 5600 5700  
TRANSPORT WND (MPH) S 29 W 26  
VENT RATE (MPH-FT) 168000 148200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND 60.  
EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE LOWER 70S.  
SOUTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. EAST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ021-170915-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 90 20  
MAX TEMP (24HR TREND) 83 (+11) 57  
MIN RH % (24HR TREND) 47 (-10) 53  
MIN TEMP (24HR TREND) 54 (-4) 44  
MAX RH % (24HR TREND) 95 (-5) 90  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 30 26 27  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.00  
11 AM MIXING HGT (FT) 2800 4000  
MAX MIXING HGT (FT) 5800 5700  
TRANSPORT WND (MPH) S 29 W 26  
VENT RATE (MPH-FT) 174000 148200  
VENT RATE CATEGORY EXCELLENT VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS 10 TO  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTHWEST WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND  
5 MPH, BECOMING NORTHEAST IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ022-170915-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER PCLDY PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 30  
MAX TEMP (24HR TREND) 82 (+11) 57  
MIN RH % (24HR TREND) 47 (-16) 54  
MIN TEMP (24HR TREND) 53 (-5) 44  
MAX RH % (24HR TREND) 95 (-5) 91  
20FT WIND AM (MPH) SE 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 29 25 27  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.75-1.00 0.00  
11 AM MIXING HGT (FT) 2300 4000  
MAX MIXING HGT (FT) 5600 5600  
TRANSPORT WND (MPH) S 31 W 26  
VENT RATE (MPH-FT) 173600 145600  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND 60.  
EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE LOWER 70S. NORTH WINDS AROUND  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ032-170915-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 30 90 30  
MAX TEMP (24HR TREND) 83 (+8) 57  
MIN RH % (24HR TREND) 48 (+2) 53  
MIN TEMP (24HR TREND) 54 (-5) 44  
MAX RH % (24HR TREND) 94 (-3) 91  
20FT WIND AM (MPH) S 15-20 NW 15-20  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 W 15-20  
PEAK WIND GUSTS (MPH) 31 27 28  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.00  
11 AM MIXING HGT (FT) 2800 3800  
MAX MIXING HGT (FT) 5400 5500  
TRANSPORT WND (MPH) S 31 W 26  
VENT RATE (MPH-FT) 167400 143000  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS IN THE LOWER 30S.  
NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. SOUTHEAST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND  
10 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. EAST  
WINDS AROUND 10 MPH.  
 

 
 
ILZ023-170915-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 40  
MAX TEMP (24HR TREND) 82 (+10) 58  
MIN RH % (24HR TREND) 47 (-11) 56  
MIN TEMP (24HR TREND) 54 (-4) 46  
MAX RH % (24HR TREND) 96 (-3) 91  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 28 25 26  
PRECIP AMOUNT (IN) 0.00 0.00 1.00-1.50 0.00  
11 AM MIXING HGT (FT) 2500 3700  
MAX MIXING HGT (FT) 5500 5400  
TRANSPORT WND (MPH) S 28 W 25  
VENT RATE (MPH-FT) 159500 135000  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND 60.  
SOUTHEAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND  
10 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ039-170915-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 40  
MAX TEMP (24HR TREND) 83 (+7) 59  
MIN RH % (24HR TREND) 47 (+5) 54  
MIN TEMP (24HR TREND) 53 (-7) 46  
MAX RH % (24HR TREND) 94 (-3) 91  
20FT WIND AM (MPH) S 15-20 W 15-20  
20FT WIND PM (MPH) LGT/VAR S 15-20 S 10-15 NW 15-20  
PEAK WIND GUSTS (MPH) 31 26 29  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 1.00-1.50 0.01-0.05  
11 AM MIXING HGT (FT) 2500 3500  
MAX MIXING HGT (FT) 5300 5200  
TRANSPORT WND (MPH) S 29 NW 27  
VENT RATE (MPH-FT) 159000 145600  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS AROUND  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
MONDAY NIGHT
 
MOSTLY CLEAR. NOT AS COOL. LOWS IN THE UPPER 40S.  
SOUTH WINDS 10 TO 15 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. EAST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ033-170915-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 20 90 40  
MAX TEMP (24HR TREND) 82 (+7) 60  
MIN RH % (24HR TREND) 47 (-1) 52  
MIN TEMP (24HR TREND) 53 (-7) 47  
MAX RH % (24HR TREND) 94 (-2) 90  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 28 25 26  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.01-0.05  
11 AM MIXING HGT (FT) 2500 3400  
MAX MIXING HGT (FT) 5400 5200  
TRANSPORT WND (MPH) S 29 W 26  
VENT RATE (MPH-FT) 162000 135200  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 50S. NORTHWEST WINDS 10 TO  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTHWEST WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
LOWER 60S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS AROUND 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS  
AROUND 10 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
INZ010-170915-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 100 50  
MAX TEMP (24HR TREND) 81 (+9) 60  
MIN RH % (24HR TREND) 49 (-8) 56  
MIN TEMP (24HR TREND) 54 (-4) 49  
MAX RH % (24HR TREND) 97 (-2) 91  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 26 21 24  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.01-0.05  
11 AM MIXING HGT (FT) 2400 3300  
MAX MIXING HGT (FT) 5400 5100  
TRANSPORT WND (MPH) S 28 W 24  
VENT RATE (MPH-FT) 156600 122400  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. WEST WINDS 10 TO  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH IN THE EVENING,  
BECOMING LIGHT.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 5 TO 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 50. NORTHEAST WINDS  
AROUND 5 MPH.  
 

 
 
INZ011-170915-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
330 PM CDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER MCLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 100 50  
MAX TEMP (24HR TREND) 81 (+9) 61  
MIN RH % (24HR TREND) 48 (-14) 57  
MIN TEMP (24HR TREND) 53 (-6) 50  
MAX RH % (24HR TREND) 98 (-1) 91  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 25 23 24  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.01-0.05  
11 AM MIXING HGT (FT) 2300 3200  
MAX MIXING HGT (FT) 5100 5100  
TRANSPORT WND (MPH) S 26 W 24  
VENT RATE (MPH-FT) 132600 122400  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 50S. WEST WINDS 10 TO  
15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. NOT AS COOL. LOWS IN THE UPPER  
40S. SOUTH WINDS 5 TO 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS  
AROUND 10 MPH, BECOMING NORTH IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH  
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.  
 

 
 
INZ019-170915-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
430 PM EDT THU APR 16 2026  
 
TONIGHT FRI FRI NIGHT SAT  
 
CLOUD COVER CLEAR PCLDY MCLDY PCLDY  
PRECIP TYPE NONE NONE TSTMS SHOWERS  
CHANCE PRECIP (%) 10 90 50  
MAX TEMP (24HR TREND) 81 (+7) 61  
MIN RH % (24HR TREND) 50 (-2) 56  
MIN TEMP (24HR TREND) 54 (-5) 50  
MAX RH % (24HR TREND) 91 (-8) 90  
20FT WIND AM (MPH) S 10-15 W 10-15  
20FT WIND PM (MPH) LGT/VAR S 10-15 S 10-15 W 10-15  
PEAK WIND GUSTS (MPH) 25 23 24  
PRECIP AMOUNT (IN) 0.00 0.00 0.75-1.00 0.05-0.10  
11 AM MIXING HGT (FT) 2200 3100  
MAX MIXING HGT (FT) 5100 4800  
TRANSPORT WND (MPH) S 27 W 25  
VENT RATE (MPH-FT) 142800 120000  
VENT RATE CATEGORY VERY GOOD VERY GOOD  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
SUNNY. HIGHS IN THE LOWER 50S. WEST WINDS 10 TO 15 MPH.   
SUNDAY NIGHT
 
MOSTLY CLEAR. AREAS OF FROST AFTER MIDNIGHT. LOWS  
IN THE LOWER 30S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS IN THE  
UPPER 50S. SOUTHEAST WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. NOT AS COOL. LOWS IN THE UPPER 40S.  
SOUTH WINDS 5 TO 10 MPH.    
TUESDAY
 
MOSTLY SUNNY. WARMER. HIGHS IN THE MID 70S. SOUTHWEST  
WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS  
AROUND 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. NORTH  
WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.  
 

 
 
BORCHARDT  
 
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