252  
FNUS53 KLOT 180944  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
344 AM CST TUE FEB 18 2025  
   
DISCUSSION
 
 
BITTERLY COLD TEMPERATURES WILL CONTINUE THROUGH MUCH OF THE WEEK  
WITH HIGHS IN THE SINGLE DIGITS AND TEENS FORECAST THROUGH  
THURSDAY. COLD NORTHWESTERLY WINDS WILL DROP WIND CHILLS WELL  
BELOW ZERO EACH NIGHT. DRY CONDITIONS ARE FORECAST FOR MOST AREAS  
THROUGH WEDNESDAY OTHER THAN LIGHT LAKE EFFECT SNOW IN NORTHEAST  
PORTER COUNTY. THERE IS A 20-30% CHANCE FOR LIGHT ACCUMULATING  
SNOW WEDNESDAY EVENING, MAINLY NEAR/EAST OF I-55. TEMPERATURES  
BEGIN TO GRADUALLY WARM LATE WEEK INTO EARLY NEXT WEEK WITH ABOVE  
FREEZING TEMPERATURES FORECAST BY SUNDAY.  
 
ILZ014-191000-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE NONE FLURRIES SNOW  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 13 (+3) 15  
MIN RH % (24HR TREND) 42 (-1) 61  
MIN TEMP (24HR TREND) 1 (+5) 2  
MAX RH % (24HR TREND) 77 (+18) 89  
20FT WIND AM (MPH) NW 7-8 NW 7-8  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 16 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1800 1400  
MAX MIXING HGT (FT) 3100 2700  
TRANSPORT WND (MPH) NW 10 NW 10  
VENT RATE (MPH-FT) 31000 27000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 14. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS AROUND  
10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
ILZ006-191000-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY MCLDY  
PRECIP TYPE NONE NONE NONE SNOW  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 10 (+1) 13  
MIN RH % (24HR TREND) 46 (+3) 68  
MIN TEMP (24HR TREND) -2 (+5) 2  
MAX RH % (24HR TREND) 81 (+20) 90  
20FT WIND AM (MPH) NW 7-8 NW 7-8  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 18 14 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1300  
MAX MIXING HGT (FT) 2800 2300  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 33600 34500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 4. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 11. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
INZ001-191000-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES FLURRIES SNOW  
CHANCE PRECIP (%) 10 10 10 20  
MAX TEMP (24HR TREND) 13 (+1) 16  
MIN RH % (24HR TREND) 45 (+3) 60  
MIN TEMP (24HR TREND) 4 (+6) 2  
MAX RH % (24HR TREND) 80 (+20) 89  
20FT WIND AM (MPH) NW 7-8 NW 6-7  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 6-7 NW 5-7  
PEAK WIND GUSTS (MPH) 16 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1900 1400  
MAX MIXING HGT (FT) 3300 2700  
TRANSPORT WND (MPH) N 10 NW 10  
VENT RATE (MPH-FT) 33000 27000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 7. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 13. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
INZ002-191000-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE SNOW SNOW SNOW SNOW  
CHANCE PRECIP (%) 20 20 20 30  
MAX TEMP (24HR TREND) 13 (0) 16  
MIN RH % (24HR TREND) 53 (+13) 63  
MIN TEMP (24HR TREND) 5 (+6) 4  
MAX RH % (24HR TREND) 87 (+21) 87  
20FT WIND AM (MPH) NW 8-9 NW 7  
20FT WIND PM (MPH) NW 8-9 NW 6-7 NW 7 NW 5-7  
PEAK WIND GUSTS (MPH) 18 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2300 1400  
MAX MIXING HGT (FT) 3200 2400  
TRANSPORT WND (MPH) NW 14 NW 12  
VENT RATE (MPH-FT) 48000 31200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 7. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ013-191000-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE FLURRIES SNOW  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 11 (+2) 13  
MIN RH % (24HR TREND) 42 (-7) 65  
MIN TEMP (24HR TREND) 1 (+7) 2  
MAX RH % (24HR TREND) 79 (+16) 91  
20FT WIND AM (MPH) NW 7-8 NW 7-8  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 14 13 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1400  
MAX MIXING HGT (FT) 3000 2400  
TRANSPORT WND (MPH) NW 10 NW 10  
VENT RATE (MPH-FT) 30000 24000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 20. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 5. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ012-191000-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE NONE FLURRIES  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 9 (+1) 11  
MIN RH % (24HR TREND) 46 (-5) 72  
MIN TEMP (24HR TREND) -2 (+6) -1  
MAX RH % (24HR TREND) 83 (+17) 94  
20FT WIND AM (MPH) NW 7-8 NW 7-9  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-9 NW 8-9  
PEAK WIND GUSTS (MPH) 14 15 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1400  
MAX MIXING HGT (FT) 2700 2400  
TRANSPORT WND (MPH) NW 11 NW 13  
VENT RATE (MPH-FT) 32400 33600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 1. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 20. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 9. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ005-191000-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY MCLDY  
PRECIP TYPE NONE NONE NONE FLURRIES  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 8 (+2) 11  
MIN RH % (24HR TREND) 48 (-1) 74  
MIN TEMP (24HR TREND) -5 (+5) -1  
MAX RH % (24HR TREND) 91 (+25) 93  
20FT WIND AM (MPH) NW 7-8 NW 7-8  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 15 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1400  
MAX MIXING HGT (FT) 2600 2300  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 31200 34500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 20. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS NEAR ZERO. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 8. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS AROUND 19. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS 5 TO  
10 MPH.  
 

 
 
ILZ004-191000-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 7 (+2) 10  
MIN RH % (24HR TREND) 54 (+2) 74  
MIN TEMP (24HR TREND) -5 (+6) -2  
MAX RH % (24HR TREND) 91 (+21) 91  
20FT WIND AM (MPH) NW 7 NW 6-8  
20FT WIND PM (MPH) NW 7 NW 5 NW 6-8 NW 6-8  
PEAK WIND GUSTS (MPH) 13 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1400  
MAX MIXING HGT (FT) 2700 2200  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 32400 33000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 19. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2 BELOW. NORTHWEST  
WINDS AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 19. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 7. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS AROUND 18. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
ILZ011-191000-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE NONE FLURRIES  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 7 (0) 10  
MIN RH % (24HR TREND) 51 (-2) 71  
MIN TEMP (24HR TREND) -4 (+5) -2  
MAX RH % (24HR TREND) 89 (+21) 92  
20FT WIND AM (MPH) NW 7-8 NW 7-9  
20FT WIND PM (MPH) NW 7-8 NW 5-6 NW 7-9 NW 8-9  
PEAK WIND GUSTS (MPH) 14 15 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1400  
MAX MIXING HGT (FT) 2600 2300  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 31200 34500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 17. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 1 BELOW. WEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 19. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 8. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
10 MPH.  
 

 
 
ILZ003-191000-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR PCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 7 (+1) 10  
MIN RH % (24HR TREND) 52 (+3) 67  
MIN TEMP (24HR TREND) -5 (+6) -2  
MAX RH % (24HR TREND) 92 (+26) 91  
20FT WIND AM (MPH) NW 7 NW 6-8  
20FT WIND PM (MPH) NW 7 NW 5 NW 6-8 NW 7-8  
PEAK WIND GUSTS (MPH) 13 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1500  
MAX MIXING HGT (FT) 2700 2300  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 32400 34500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 19. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2 BELOW. WEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 19. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 6. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS AROUND 18. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
10 MPH.  
 

 
 
ILZ008-191000-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER MCLEAR MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 7 (0) 10  
MIN RH % (24HR TREND) 51 (+5) 69  
MIN TEMP (24HR TREND) -4 (+6) -3  
MAX RH % (24HR TREND) 91 (+30) 92  
20FT WIND AM (MPH) N 7 NW 6-8  
20FT WIND PM (MPH) NW 7 NW 5 NW 6-8 NW 7-8  
PEAK WIND GUSTS (MPH) 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1500  
MAX MIXING HGT (FT) 2700 2200  
TRANSPORT WND (MPH) NW 11 NW 14  
VENT RATE (MPH-FT) 32400 33000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2 BELOW. WEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 19. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 7. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 18.  
SOUTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST WINDS  
5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
10 MPH.  
 

 
 
ILZ010-191000-  
LEE-  
INCLUDING THE CITY OF DIXON  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE FLURRIES NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 7 (0) 10  
MIN RH % (24HR TREND) 51 (+2) 69  
MIN TEMP (24HR TREND) -2 (+7) -3  
MAX RH % (24HR TREND) 89 (+28) 93  
20FT WIND AM (MPH) N 7 NW 7-9  
20FT WIND PM (MPH) N 7 N 5-6 NW 7-9 NW 8  
PEAK WIND GUSTS (MPH) 14 15 16  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1600  
MAX MIXING HGT (FT) 2700 2400  
TRANSPORT WND (MPH) N 11 NW 14  
VENT RATE (MPH-FT) 32400 36000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 16. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2 BELOW. WEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 19. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 8. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 19.  
SOUTHWEST WINDS 5 TO 10 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ019-191000-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE FLURRIES FLURRIES  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 10 (0) 11  
MIN RH % (24HR TREND) 44 (-7) 67  
MIN TEMP (24HR TREND) 0 (+5) -1  
MAX RH % (24HR TREND) 79 (+13) 87  
20FT WIND AM (MPH) N 7 NW 7-9  
20FT WIND PM (MPH) N 7 N 6 NW 7-9 NW 8-9  
PEAK WIND GUSTS (MPH) 14 15 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2000 1700  
MAX MIXING HGT (FT) 2900 2500  
TRANSPORT WND (MPH) N 12 NW 14  
VENT RATE (MPH-FT) 37700 37500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 16. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 1. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 11. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ020-191000-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE FLURRIES FLURRIES  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 10 (0) 12  
MIN RH % (24HR TREND) 43 (-12) 70  
MIN TEMP (24HR TREND) 0 (+6) 0  
MAX RH % (24HR TREND) 80 (+7) 90  
20FT WIND AM (MPH) NW 7 NW 7-9  
20FT WIND PM (MPH) NW 7 N 5-6 NW 7-9 NW 8-9  
PEAK WIND GUSTS (MPH) 14 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1500  
MAX MIXING HGT (FT) 2800 2400  
TRANSPORT WND (MPH) NW 12 NW 12  
VENT RATE (MPH-FT) 36400 31200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 10. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS AROUND  
10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ021-191000-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY PCLDY  
PRECIP TYPE NONE NONE FLURRIES SNOW  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 11 (-1) 12  
MIN RH % (24HR TREND) 39 (-7) 67  
MIN TEMP (24HR TREND) 2 (+6) 0  
MAX RH % (24HR TREND) 77 (+9) 88  
20FT WIND AM (MPH) NW 7 NW 7-8  
20FT WIND PM (MPH) N 7 N 5-6 NW 7-8 NW 8  
PEAK WIND GUSTS (MPH) 13 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2000 1600  
MAX MIXING HGT (FT) 3100 2500  
TRANSPORT WND (MPH) N 12 NW 13  
VENT RATE (MPH-FT) 40300 35000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
ILZ022-191000-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE NONE FLURRIES SNOW  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 12 (+1) 14  
MIN RH % (24HR TREND) 40 (-10) 63  
MIN TEMP (24HR TREND) 2 (+6) 2  
MAX RH % (24HR TREND) 78 (+12) 92  
20FT WIND AM (MPH) NW 7 NW 7-8  
20FT WIND PM (MPH) N 7 N 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 13 14 14  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1900 1500  
MAX MIXING HGT (FT) 3100 2400  
TRANSPORT WND (MPH) N 10 NW 11  
VENT RATE (MPH-FT) 31000 28800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 19. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 4. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
ILZ032-191000-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY CLOUDY CLOUDY PCLDY  
PRECIP TYPE NONE FLURRIES SNOW SNOW  
CHANCE PRECIP (%) 10 10 20  
MAX TEMP (24HR TREND) 11 (-3) 12  
MIN RH % (24HR TREND) 39 (-8) 67  
MIN TEMP (24HR TREND) 3 (+6) -1  
MAX RH % (24HR TREND) 74 (+10) 89  
20FT WIND AM (MPH) N 6-7 NW 7-8  
20FT WIND PM (MPH) N 6-7 N 7 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 15 15 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2100 1800  
MAX MIXING HGT (FT) 3100 2500  
TRANSPORT WND (MPH) N 13 NW 16  
VENT RATE (MPH-FT) 43400 40000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 17. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 2. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ023-191000-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE NONE FLURRIES SNOW  
CHANCE PRECIP (%) 10 10 20  
MAX TEMP (24HR TREND) 12 (-1) 14  
MIN RH % (24HR TREND) 40 (-7) 63  
MIN TEMP (24HR TREND) 3 (+6) 1  
MAX RH % (24HR TREND) 74 (+8) 90  
20FT WIND AM (MPH) NW 6-7 NW 7-8  
20FT WIND PM (MPH) N 6-7 N 5-6 NW 7-8 NW 7-8  
PEAK WIND GUSTS (MPH) 14 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1900 1500  
MAX MIXING HGT (FT) 3200 2500  
TRANSPORT WND (MPH) N 10 NW 12  
VENT RATE (MPH-FT) 32000 32500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 4. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
ILZ039-191000-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY CLOUDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES SNOW SNOW  
CHANCE PRECIP (%) 10 20 20  
MAX TEMP (24HR TREND) 12 (-3) 14  
MIN RH % (24HR TREND) 37 (-12) 61  
MIN TEMP (24HR TREND) 4 (+5) 0  
MAX RH % (24HR TREND) 73 (+8) 87  
20FT WIND AM (MPH) N 7-9 NW 7-9  
20FT WIND PM (MPH) N 7-9 N 7 NW 7-9 NW 8-9  
PEAK WIND GUSTS (MPH) 15 15 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.01-0.05 0.01-0.05  
11 AM MIXING HGT (FT) 2100 1700  
MAX MIXING HGT (FT) 3000 2500  
TRANSPORT WND (MPH) N 12 NW 16  
VENT RATE (MPH-FT) 39000 40000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
5 TO 10 MPH.  
 

 
 
ILZ033-191000-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY CLOUDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES SNOW SNOW  
CHANCE PRECIP (%) 10 20 20  
MAX TEMP (24HR TREND) 13 (-2) 15  
MIN RH % (24HR TREND) 37 (-13) 59  
MIN TEMP (24HR TREND) 4 (+5) 0  
MAX RH % (24HR TREND) 72 (+4) 86  
20FT WIND AM (MPH) N 6-8 NW 6-8  
20FT WIND PM (MPH) N 6-8 N 6 NW 6-8 NW 6-7  
PEAK WIND GUSTS (MPH) 15 14 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2100 1500  
MAX MIXING HGT (FT) 3200 2500  
TRANSPORT WND (MPH) N 10 NW 13  
VENT RATE (MPH-FT) 32000 35000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 4. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 30. SOUTHWEST WINDS  
AROUND 5 MPH.    
MONDAY
 
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.  
 

 
 
INZ010-191000-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES FLURRIES SNOW  
CHANCE PRECIP (%) 10 10 20  
MAX TEMP (24HR TREND) 14 (0) 16  
MIN RH % (24HR TREND) 37 (-9) 59  
MIN TEMP (24HR TREND) 5 (+6) 2  
MAX RH % (24HR TREND) 75 (+8) 87  
20FT WIND AM (MPH) NW 6-7 NW 5-7  
20FT WIND PM (MPH) N 6-7 N 5-6 NW 5-7 NW 5-7  
PEAK WIND GUSTS (MPH) 13 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2000 1400  
MAX MIXING HGT (FT) 3200 2600  
TRANSPORT WND (MPH) N 10 NW 11  
VENT RATE (MPH-FT) 32000 31200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 19. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 6. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.  
 

 
 
INZ011-191000-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
344 AM CST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES FLURRIES SNOW  
CHANCE PRECIP (%) 10 10 20  
MAX TEMP (24HR TREND) 14 (0) 17  
MIN RH % (24HR TREND) 43 (-2) 59  
MIN TEMP (24HR TREND) 6 (+7) 3  
MAX RH % (24HR TREND) 77 (+11) 87  
20FT WIND AM (MPH) NW 6-8 NW 5-6  
20FT WIND PM (MPH) NW 6-8 N 5-6 NW 5-6 NW 5-7  
PEAK WIND GUSTS (MPH) 13 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 1700 1400  
MAX MIXING HGT (FT) 3100 2600  
TRANSPORT WND (MPH) NW 10 NW 11  
VENT RATE (MPH-FT) 31000 31200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. NORTHWEST WINDS  
AROUND 10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 6. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.  
 

 
 
INZ019-191000-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
444 AM EST TUE FEB 18 2025  
 
TODAY TONIGHT WED WED NIGHT  
 
CLOUD COVER PCLDY MCLDY CLOUDY MCLDY  
PRECIP TYPE NONE FLURRIES SNOW SNOW  
CHANCE PRECIP (%) 10 10 20  
MAX TEMP (24HR TREND) 14 (-1) 16  
MIN RH % (24HR TREND) 39 (-15) 61  
MIN TEMP (24HR TREND) 6 (+6) 2  
MAX RH % (24HR TREND) 75 (+5) 88  
20FT WIND AM (MPH) NW 6-8 NW 5-7  
20FT WIND PM (MPH) N 6-8 N 5-6 NW 5-7 NW 7-8  
PEAK WIND GUSTS (MPH) 15  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.01-0.05  
11 AM MIXING HGT (FT) 2100 1500  
MAX MIXING HGT (FT) 3300 2600  
TRANSPORT WND (MPH) N 9 NW 12  
VENT RATE (MPH-FT) 29700 33800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 18. NORTHWEST WINDS AROUND  
10 MPH.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 6. NORTHWEST WINDS  
AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 12. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS AROUND  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS AROUND 5 MPH.  
 

 
 
PETR  
 
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