103  
FNUS53 KLOT 190918  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
318 AM CST WED FEB 19 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. INTERMITTENT FLURRIES ARE EXPECTED THIS  
AFTERNOON THROUGH TONIGHT. IN ADDITION, THERE IS A 20-40% CHANCE  
FOR LIGHT ACCUMULATING SNOW THIS EVENING, MAINLY NEAR/EAST OF  
I-55. LIGHT LAKE EFFECT SNOW SHOWERS ARE ALSO POSSIBLE ACROSS  
NORTHEAST PORTER COUNTY AT TIMES THIS MORNING THROUGH THURSDAY  
WITH ACCUMULATIONS UP TO 1" POSSIBLE. TEMPERATURES BEGIN TO  
GRADUALLY WARM LATE WEEK INTO EARLY NEXT WEEK WITH ABOVE FREEZING  
TEMPERATURES FORECAST BY SUNDAY.  
 
ILZ014-201000-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR  
PRECIP TYPE FLURRIES SNOW NONE NONE  
CHANCE PRECIP (%) 20 30  
MAX TEMP (24HR TREND) 15 (0) 22  
MIN RH % (24HR TREND) 51 (+16) 61  
MIN TEMP (24HR TREND) 3 (0) 4  
MAX RH % (24HR TREND) 85 (+18) 94  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9-10 NW 5-6  
PEAK WIND GUSTS (MPH) 18 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3600 2900  
TRANSPORT WND (MPH) NW 11 NW 17  
VENT RATE (MPH-FT) 43200 49300  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 14. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS AROUND  
10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ006-201000-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR  
PRECIP TYPE NONE SNOW NONE NONE  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 13 (+2) 22  
MIN RH % (24HR TREND) 58 (+21) 68  
MIN TEMP (24HR TREND) 2 (+3) 3  
MAX RH % (24HR TREND) 90 (+17) 93  
20FT WIND AM (MPH) NW 7-8 NW 9  
20FT WIND PM (MPH) NW 7-8 NW 7-9 NW 9 NW 5  
PEAK WIND GUSTS (MPH) 14 20 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1400  
MAX MIXING HGT (FT) 3000 2600  
TRANSPORT WND (MPH) NW 12 NW 18  
VENT RATE (MPH-FT) 39000 46800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 11. SOUTHWEST WINDS  
5 TO 10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
INZ001-201000-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 30 40  
MAX TEMP (24HR TREND) 17 (+3) 22  
MIN RH % (24HR TREND) 51 (+10) 61  
MIN TEMP (24HR TREND) 3 (-2) 5  
MAX RH % (24HR TREND) 87 (+19) 97  
20FT WIND AM (MPH) NW 6-7 NW 9  
20FT WIND PM (MPH) NW 6-7 NW 7-8 NW 9 NW 5-6  
PEAK WIND GUSTS (MPH) 14 18 17  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3600 2800  
TRANSPORT WND (MPH) NW 10 NW 18  
VENT RATE (MPH-FT) 36000 50400  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. 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.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
5 MPH.  
 
 
 
INZ002-201000-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY PCLDY  
PRECIP TYPE SNOW SNOW SNOW NONE  
CHANCE PRECIP (%) 30 40 10  
MAX TEMP (24HR TREND) 17 (+4) 22  
MIN RH % (24HR TREND) 56 (+2) 64  
MIN TEMP (24HR TREND) 5 (-1) 6  
MAX RH % (24HR TREND) 87 (+11) 92  
20FT WIND AM (MPH) NW 7-8 NW 9  
20FT WIND PM (MPH) NW 7-8 NW 7-9 NW 9 NW 5-6  
PEAK WIND GUSTS (MPH) 17 20 19  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3000 2700  
TRANSPORT WND (MPH) NW 13 NW 19  
VENT RATE (MPH-FT) 42000 54000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. 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  
5 TO 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. NORTHWEST  
WINDS AROUND 5 MPH.  
 
 
 
ILZ013-201000-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE FLURRIES SNOW NONE NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 14 (+1) 21  
MIN RH % (24HR TREND) 54 (+17) 65  
MIN TEMP (24HR TREND) 2 (0) 4  
MAX RH % (24HR TREND) 87 (+19) 96  
20FT WIND AM (MPH) NW 7-9 NW 10  
20FT WIND PM (MPH) NW 7-9 NW 7-9 NW 10 NW 5-6  
PEAK WIND GUSTS (MPH) 14 17 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1500  
MAX MIXING HGT (FT) 3200 2600  
TRANSPORT WND (MPH) NW 12 NW 17  
VENT RATE (MPH-FT) 41600 44200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 12. 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 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
5 MPH.  
 
 
 
ILZ012-201000-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE NONE SNOW NONE NONE  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 12 (+2) 19  
MIN RH % (24HR TREND) 60 (+16) 72  
MIN TEMP (24HR TREND) 0 (+1)  
MAX RH % (24HR TREND) 91 (+18) 99  
20FT WIND AM (MPH) NW 7-9 NW 10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 10 NW 5-6  
PEAK WIND GUSTS (MPH) 15 18 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1300  
MAX MIXING HGT (FT) 2900 2400  
TRANSPORT WND (MPH) NW 13 NW 17  
VENT RATE (MPH-FT) 40600 40800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 20. WEST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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  
MOSTLY CLOUDY. LOWS AROUND 17. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ005-201000-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR  
PRECIP TYPE NONE SNOW NONE NONE  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 12 (+3) 20  
MIN RH % (24HR TREND) 62 (+20) 75  
MIN TEMP (24HR TREND) 0 (+3) 0  
MAX RH % (24HR TREND) 93 (+17) 97  
20FT WIND AM (MPH) NW 7-8 NW 9  
20FT WIND PM (MPH) NW 7-8 NW 6-8 NW 9 LGT/VAR  
PEAK WIND GUSTS (MPH) 13 18 19  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1300  
MAX MIXING HGT (FT) 2900 2300  
TRANSPORT WND (MPH) NW 13 NW 18  
VENT RATE (MPH-FT) 40600 41400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 20. WEST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 8. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE UPPER  
20S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ004-201000-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLDY MCLDY PCLDY MCLEAR  
PRECIP TYPE NONE FLURRIES NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 11 (+4) 19  
MIN RH % (24HR TREND) 64 (+15) 73  
MIN TEMP (24HR TREND) -1 (+4) -2  
MAX RH % (24HR TREND) 93 (+15) 99  
20FT WIND AM (MPH) NW 7-8 NW 9  
20FT WIND PM (MPH) NW 7-8 NW 6-8 NW 9 LGT/VAR  
PEAK WIND GUSTS (MPH) 13 16 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1300  
MAX MIXING HGT (FT) 2900 2400  
TRANSPORT WND (MPH) NW 13 NW 17  
VENT RATE (MPH-FT) 40600 40800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 19. WEST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 7. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 15. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE UPPER  
20S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ011-201000-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE NONE SNOW NONE NONE  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 11 (+4) 18  
MIN RH % (24HR TREND) 63 (+14) 72  
MIN TEMP (24HR TREND) -1 (+1) -1  
MAX RH % (24HR TREND) 91 (+18) 96  
20FT WIND AM (MPH) NW 7-9 NW 10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 10 NW 5-6  
PEAK WIND GUSTS (MPH) 15 18 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1300 1300  
MAX MIXING HGT (FT) 2900 2400  
TRANSPORT WND (MPH) NW 13 NW 17  
VENT RATE (MPH-FT) 40600 40800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 18. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 8. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS AROUND 30.  
SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS AROUND  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ003-201000-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLDY MCLDY PCLDY CLEAR  
PRECIP TYPE NONE FLURRIES NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 11 (+3) 20  
MIN RH % (24HR TREND) 60 (+16) 69  
MIN TEMP (24HR TREND) -2 (+2) -3  
MAX RH % (24HR TREND) 92 (+17) 96  
20FT WIND AM (MPH) NW 6-9 NW 8-9  
20FT WIND PM (MPH) NW 6-9 NW 7-8 NW 8-9 LGT/VAR  
PEAK WIND GUSTS (MPH) 14 16 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1300  
MAX MIXING HGT (FT) 2900 2500  
TRANSPORT WND (MPH) NW 13 NW 17  
VENT RATE (MPH-FT) 40600 42500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 19. WEST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 7. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE UPPER  
20S. SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ008-201000-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY MCLEAR CLEAR  
PRECIP TYPE NONE FLURRIES NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 10 (+3) 18  
MIN RH % (24HR TREND) 61 (+17) 69  
MIN TEMP (24HR TREND) -2 (+1) -3  
MAX RH % (24HR TREND) 93 (+20) 95  
20FT WIND AM (MPH) NW 7-9 NW 8-9  
20FT WIND PM (MPH) NW 7-9 NW 8 NW 8-9 LGT/VAR  
PEAK WIND GUSTS (MPH) 14 16 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1200  
MAX MIXING HGT (FT) 2900 2400  
TRANSPORT WND (MPH) NW 14 NW 17  
VENT RATE (MPH-FT) 43500 40800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 18. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 7. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS AROUND 30.  
SOUTHWEST WINDS AROUND 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ010-201000-  
LEE-  
INCLUDING THE CITY OF DIXON  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY MCLEAR MCLEAR  
PRECIP TYPE NONE FLURRIES NONE NONE  
CHANCE PRECIP (%) 10 10  
MAX TEMP (24HR TREND) 10 (+2) 17  
MIN RH % (24HR TREND) 62 (+17) 71  
MIN TEMP (24HR TREND) -2 (-1) -2  
MAX RH % (24HR TREND) 90 (+18) 97  
20FT WIND AM (MPH) NW 7-9 NW 9  
20FT WIND PM (MPH) NW 7-9 NW 8 NW 9 LGT/VAR  
PEAK WIND GUSTS (MPH) 15 18 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1400  
MAX MIXING HGT (FT) 3000 2600  
TRANSPORT WND (MPH) NW 14 NW 17  
VENT RATE (MPH-FT) 45000 44200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS AROUND 18. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 8. SOUTHWEST WINDS 5 TO  
10 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS  
AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ019-201000-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE FLURRIES SNOW NONE NONE  
CHANCE PRECIP (%) 10 20  
MAX TEMP (24HR TREND) 12 (+2) 18  
MIN RH % (24HR TREND) 55 (+8) 67  
MIN TEMP (24HR TREND) 0 (-1) 0  
MAX RH % (24HR TREND) 83 (+17) 94  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9-10 NW 5-6  
PEAK WIND GUSTS (MPH) 15 17 18  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1800 1600  
MAX MIXING HGT (FT) 3200 2600  
TRANSPORT WND (MPH) NW 14 NW 17  
VENT RATE (MPH-FT) 48000 44200  
VENT RATE CATEGORY FAIR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 10. SOUTHWEST WINDS  
AROUND 5 MPH.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
5 MPH.  
 
 
 
ILZ020-201000-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE FLURRIES SNOW NONE NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 13 (+2) 19  
MIN RH % (24HR TREND) 56 (+6) 68  
MIN TEMP (24HR TREND) 0 (-1) 1  
MAX RH % (24HR TREND) 87 (+17) 97  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9-10 NW 5-6  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3100 2600  
TRANSPORT WND (MPH) NW 14 NW 18  
VENT RATE (MPH-FT) 46500 46800  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 10. SOUTHWEST WINDS  
AROUND 5 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 18. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
5 MPH.  
 
 
 
ILZ021-201000-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE FLURRIES SNOW NONE NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 14 (+2) 19  
MIN RH % (24HR TREND) 50 (+4) 66  
MIN TEMP (24HR TREND) 1 (-2) 2  
MAX RH % (24HR TREND) 84 (+19) 96  
20FT WIND AM (MPH) NW 7-9 NW 9  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9 NW 5  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1700  
MAX MIXING HGT (FT) 3300 2600  
TRANSPORT WND (MPH) NW 14 NW 18  
VENT RATE (MPH-FT) 49500 46800  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ022-201000-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 15 (+2) 20  
MIN RH % (24HR TREND) 49 (+5) 64  
MIN TEMP (24HR TREND) 2 (-1) 3  
MAX RH % (24HR TREND) 87 (+22) 100  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9-10 NW 5-6  
PEAK WIND GUSTS (MPH) 14 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1600 1600  
MAX MIXING HGT (FT) 3500 2700  
TRANSPORT WND (MPH) NW 12 NW 18  
VENT RATE (MPH-FT) 45500 48600  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. WEST WINDS AROUND  
5 MPH.  
 
 
 
ILZ032-201000-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 14 (+2) 19  
MIN RH % (24HR TREND) 48 (+4) 62  
MIN TEMP (24HR TREND) 0 (-4) 2  
MAX RH % (24HR TREND) 85 (+22) 96  
20FT WIND AM (MPH) NW 7-9 NW 9  
20FT WIND PM (MPH) NW 7-9 NW 9 NW 9 LGT/VAR  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 2100 1700  
MAX MIXING HGT (FT) 3500 2600  
TRANSPORT WND (MPH) NW 16 NW 19  
VENT RATE (MPH-FT) 56000 52000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS AROUND 5 MPH.   
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ023-201000-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 20 30  
MAX TEMP (24HR TREND) 16 (+2) 20  
MIN RH % (24HR TREND) 47 (+7) 62  
MIN TEMP (24HR TREND) 2 (-2) 3  
MAX RH % (24HR TREND) 85 (+23) 99  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 8-9 NW 9-10 NW 5  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1600 1600  
MAX MIXING HGT (FT) 3600 2700  
TRANSPORT WND (MPH) NW 13 NW 19  
VENT RATE (MPH-FT) 50400 54000  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
ILZ039-201000-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 20 30  
MAX TEMP (24HR TREND) 15 (+2) 19  
MIN RH % (24HR TREND) 43 (+4) 58  
MIN TEMP (24HR TREND) 1 (-4) 3  
MAX RH % (24HR TREND) 82 (+20) 93  
20FT WIND AM (MPH) NW 7-9 NW 10-11  
20FT WIND PM (MPH) NW 7-9 NW 9-10 NW 10-11 LGT/VAR  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1900 1700  
MAX MIXING HGT (FT) 3700 2700  
TRANSPORT WND (MPH) NW 16 NW 20  
VENT RATE (MPH-FT) 59200 56700  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS 10 TO  
15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE LOWER 30S. NORTHWEST  
WINDS AROUND 5 MPH.  
 
 
 
ILZ033-201000-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY MCLDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 30 30  
MAX TEMP (24HR TREND) 16 (+2) 20  
MIN RH % (24HR TREND) 45 (+5) 58  
MIN TEMP (24HR TREND) 2 (-3) 3  
MAX RH % (24HR TREND) 83 (+22) 94  
20FT WIND AM (MPH) NW 7-9 NW 9-10  
20FT WIND PM (MPH) NW 7-9 NW 9 NW 9-10 LGT/VAR  
PEAK WIND GUSTS (MPH) 15 17 17  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1700 1700  
MAX MIXING HGT (FT) 3700 2800  
TRANSPORT WND (MPH) NW 14 NW 20  
VENT RATE (MPH-FT) 55500 58800  
VENT RATE CATEGORY FAIR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER 30S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
INZ010-201000-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 30 40  
MAX TEMP (24HR TREND) 17 (+3) 21  
MIN RH % (24HR TREND) 49 (+8) 61  
MIN TEMP (24HR TREND) 3 (-3) 5  
MAX RH % (24HR TREND) 84 (+22) 96  
20FT WIND AM (MPH) NW 6-8 NW 9-10  
20FT WIND PM (MPH) NW 6-8 NW 7-9 NW 9-10 LGT/VAR  
PEAK WIND GUSTS (MPH) 13 17 17  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3600 2700  
TRANSPORT WND (MPH) NW 11 NW 19  
VENT RATE (MPH-FT) 43200 54000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS  
5 TO 10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
INZ011-201000-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
318 AM CST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 30 40  
MAX TEMP (24HR TREND) 18 (+4) 21  
MIN RH % (24HR TREND) 51 (+11) 62  
MIN TEMP (24HR TREND) 4 (-3) 6  
MAX RH % (24HR TREND) 83 (+15) 96  
20FT WIND AM (MPH) NW 5-7 NW 9  
20FT WIND PM (MPH) NW 5-7 NW 7-9 NW 9 NW 5  
PEAK WIND GUSTS (MPH) 17 18  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1400 1600  
MAX MIXING HGT (FT) 3400 2800  
TRANSPORT WND (MPH) NW 11 NW 18  
VENT RATE (MPH-FT) 40800 50400  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
AROUND 10 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
5 TO 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS AROUND  
10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
INZ019-201000-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
418 AM EST WED FEB 19 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLOUDY CLOUDY PCLDY MCLEAR  
PRECIP TYPE SNOW SNOW NONE NONE  
CHANCE PRECIP (%) 30 40  
MAX TEMP (24HR TREND) 17 (+2) 20  
MIN RH % (24HR TREND) 51 (+7) 60  
MIN TEMP (24HR TREND) 4 (-2) 5  
MAX RH % (24HR TREND) 86 (+21) 96  
20FT WIND AM (MPH) NW 6-8 NW 10  
20FT WIND PM (MPH) NW 6-8 NW 8-9 NW 10 LGT/VAR  
PEAK WIND GUSTS (MPH) 13 18 18  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1500 1600  
MAX MIXING HGT (FT) 3600 2800  
TRANSPORT WND (MPH) NW 11 NW 19  
VENT RATE (MPH-FT) 43200 56000  
VENT RATE CATEGORY POOR FAIR  
   
FORECAST FOR DAYS 3 THROUGH 7  
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY  
SUNNY. HIGHS IN THE MID 20S. WEST WINDS AROUND 5 MPH.    
FRIDAY NIGHT  
MOSTLY CLEAR. 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 IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY  
MOSTLY SUNNY. HIGHS AROUND 40. SOUTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT  
MOSTLY CLOUDY. NOT AS COLD. LOWS IN THE LOWER  
30S. SOUTHWEST WINDS 5 TO 10 MPH.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. SOUTHWEST WINDS  
10 TO 15 MPH.    
MONDAY NIGHT  
MOSTLY CLOUDY. LOWS IN THE MID 30S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY  
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS  
AROUND 10 MPH.    
TUESDAY NIGHT  
MOSTLY CLOUDY. LOWS AROUND 30. NORTHWEST WINDS  
AROUND 5 MPH.  
 
 
 
PETR  
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