310  
FNUS53 KLOT 150953  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
353 AM CST WED JAN 15 2025  
   
DISCUSSION
 
 
ANOTHER CHILLY DAY IS AHEAD WITH WIND CHILLS IN THE -5F TO -15F  
RANGE THIS MORNING. HIGHS WILL TOP OUT IN THE LOWER 20S TODAY WITH  
OTHERWISE DRY CONDITIONS. HOWEVER, THERE IS A CHANCE FOR SCATTERED  
SNOW SHOWERS TONIGHT INTO THURSDAY MORNING WHICH COULD RESULT IN  
ACCUMULATIONS AROUND 0.5 INCHES.  
 
TEMPERATURES WILL CONTINUE TO WARM THROUGH THE END OF THE WEEK  
WITH HIGHS FORECAST TO BE IN THE UPPER 30S TO AROUND 40 ON FRIDAY.  
WINDS WILL ALSO BE BREEZY FRIDAY AFTERNOON WITH SOUTHWESTERLY  
GUSTS IN THE 20-25 MPH RANGE. OUR NEXT CHANCE FOR WINTRY WEATHER  
IS EXPECTED TO ARRIVE FRIDAY NIGHT INTO SATURDAY WITH A MIX OF  
RAIN AND SNOW LIKELY. BEHIND THIS SYSTEM, BITTERLY COLD  
TEMPERATURES ARE FORECAST TO RETURN SUNDAY THROUGH THE MIDDLE OF  
NEXT WEEK.  
 
ILZ014-152230-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR CLOUDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 22 (+6) 36  
MIN RH % (24HR TREND) 43 (-5) 52  
MIN TEMP (24HR TREND) 14 (+11) 22  
MAX RH % (24HR TREND) 90 (+6) 97  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 20 26 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1900  
MAX MIXING HGT (FT) 2000 3000  
TRANSPORT WND (MPH) SW 18 NW 23  
VENT RATE (MPH-FT) 34600 67100  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF  
SNOW AFTER MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS  
AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 8. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 12. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 5 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 11. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 5. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ006-152230-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR CLOUDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 22 (+8) 36  
MIN RH % (24HR TREND) 42 (-6) 53  
MIN TEMP (24HR TREND) 17 (+15) 21  
MAX RH % (24HR TREND) 89 (+4) 99  
20FT WIND AM (MPH) W 10-15 W 10-15  
20FT WIND PM (MPH) SW 10-15 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 23 29 26  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1900  
MAX MIXING HGT (FT) 2100 2900  
TRANSPORT WND (MPH) SW 19 NW 24  
VENT RATE (MPH-FT) 39700 69600  
VENT RATE CATEGORY POOR GOOD  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF  
SNOW AFTER MIDNIGHT. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND  
10 MPH, BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. COLDER. HIGHS IN THE UPPER 20S.  
NORTHWEST WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 6. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 10. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 6 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 5. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
5 TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 4.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
INZ001-152230-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 50 20  
MAX TEMP (24HR TREND) 19 (+2) 35  
MIN RH % (24HR TREND) 48 (-5) 61  
MIN TEMP (24HR TREND) 14 (+14) 21  
MAX RH % (24HR TREND) 93 (0) 100  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 18 25 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1600  
MAX MIXING HGT (FT) 1800 2700  
TRANSPORT WND (MPH) SW 18 NW 21  
VENT RATE (MPH-FT) 31200 57800  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN SNOW AND RAIN LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER 20S.  
SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS AROUND 30. NORTHWEST WINDS 10 TO  
15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 10.  
NORTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 13. NORTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 4.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
INZ002-152230-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 50 40  
MAX TEMP (24HR TREND) 19 (+1) 35  
MIN RH % (24HR TREND) 45 (-14) 63  
MIN TEMP (24HR TREND) 14 (+13) 21  
MAX RH % (24HR TREND) 94 (+2) 98  
20FT WIND AM (MPH) SW 7-11 W 10-15  
20FT WIND PM (MPH) SW 7-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 20 26 27  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.01-0.05 0.00  
11 AM MIXING HGT (FT) 1100 1600  
MAX MIXING HGT (FT) 1800 2600  
TRANSPORT WND (MPH) SW 18 NW 23  
VENT RATE (MPH-FT) 31900 56400  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN RAIN AND SNOW LIKELY AFTER MIDNIGHT. LOWS AROUND 30.  
SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S. NORTHWEST  
WINDS 10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 11.  
NORTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 14. NORTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLDER. LOWS AROUND 3 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 3. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ013-152230-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR CLOUDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 21 (+5) 36  
MIN RH % (24HR TREND) 43 (-6) 52  
MIN TEMP (24HR TREND) 15 (+13) 22  
MAX RH % (24HR TREND) 87 (+3) 99  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 18 24 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1900  
MAX MIXING HGT (FT) 1900 3000  
TRANSPORT WND (MPH) SW 18 NW 23  
VENT RATE (MPH-FT) 34700 69400  
VENT RATE CATEGORY POOR GOOD  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF  
SNOW AFTER MIDNIGHT. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND  
10 MPH, BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS  
AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 7. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 10. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 5 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 5. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 4. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ012-152230-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+5) 34  
MIN RH % (24HR TREND) 44 (-5) 59  
MIN TEMP (24HR TREND) 16 (+16) 21  
MAX RH % (24HR TREND) 90 (-1) 100  
20FT WIND AM (MPH) SW 1-6 W 10-15  
20FT WIND PM (MPH) SW 7-12 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 19 25 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1900  
MAX MIXING HGT (FT) 2000 2900  
TRANSPORT WND (MPH) SW 19 NW 24  
VENT RATE (MPH-FT) 37000 70200  
VENT RATE CATEGORY POOR GOOD  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING,  
THEN A CHANCE OF SNOW AFTER MIDNIGHT. LOWS IN THE MID 20S.  
SOUTHWEST WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.   
SATURDAY
 
PARTLY SUNNY. COLDER. HIGHS IN THE UPPER 20S.  
NORTHWEST WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 5. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 10. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 6 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 5. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 4.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ005-152230-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+7) 34  
MIN RH % (24HR TREND) 47 (-1) 59  
MIN TEMP (24HR TREND) 17 (+16) 21  
MAX RH % (24HR TREND) 92 (+2) 100  
20FT WIND AM (MPH) W 10-15 W 10-15  
20FT WIND PM (MPH) SW 10-15 SW 10-15 NW 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 21 27 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1900  
MAX MIXING HGT (FT) 1900 2900  
TRANSPORT WND (MPH) SW 19 NW 24  
VENT RATE (MPH-FT) 36200 65700  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 40. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. COLDER. LOWS AROUND 4. NORTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 9. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 8 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 4. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ004-152230-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+7) 33  
MIN RH % (24HR TREND) 47 (0) 62  
MIN TEMP (24HR TREND) 17 (+17) 21  
MAX RH % (24HR TREND) 91 (-1) 100  
20FT WIND AM (MPH) SW 1-6 W 10-15  
20FT WIND PM (MPH) SW 7-12 SW 10-15 NW 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 20 25 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1900  
MAX MIXING HGT (FT) 1900 2900  
TRANSPORT WND (MPH) SW 19 NW 23  
VENT RATE (MPH-FT) 36700 64600  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 40. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. COLDER. LOWS AROUND 3. NORTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 8. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLDER. LOWS AROUND 8 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 4. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 9 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ011-152230-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+5) 34  
MIN RH % (24HR TREND) 43 (-5) 61  
MIN TEMP (24HR TREND) 16 (+17) 21  
MAX RH % (24HR TREND) 91 (-1) 100  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 18 25 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1800  
MAX MIXING HGT (FT) 2000 2900  
TRANSPORT WND (MPH) SW 18 NW 24  
VENT RATE (MPH-FT) 35400 68400  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING.  
LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 10 MPH, BECOMING  
NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 5. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 9. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 6 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 4. NORTHWEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ003-152230-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+7) 33  
MIN RH % (24HR TREND) 45 (+3) 64  
MIN TEMP (24HR TREND) 18 (+18) 21  
MAX RH % (24HR TREND) 92 (+3) 100  
20FT WIND AM (MPH) SW 1-6 NW 10-15  
20FT WIND PM (MPH) SW 7-12 SW 10-15 NW 10-15 W 5-7  
PEAK WIND GUSTS (MPH) 20 25 23  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1200 2100  
MAX MIXING HGT (FT) 2100 2900  
TRANSPORT WND (MPH) SW 19 NW 23  
VENT RATE (MPH-FT) 38300 64400  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. COLDER. LOWS AROUND 3. NORTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 9. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
PARTLY CLOUDY. COLDER. LOWS AROUND 7 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 4. NORTHWEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ008-152230-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER MCLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
MAX TEMP (24HR TREND) 20 (+7) 33  
MIN RH % (24HR TREND) 43 (0) 61  
MIN TEMP (24HR TREND) 17 (+18) 21  
MAX RH % (24HR TREND) 92 (+2) 100  
20FT WIND AM (MPH) SW 1-6 W 10-15  
20FT WIND PM (MPH) SW 7-12 SW 10-15 NW 10-15 W 5-7  
PEAK WIND GUSTS (MPH) 20 26 23  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1800  
MAX MIXING HGT (FT) 1900 2900  
TRANSPORT WND (MPH) SW 19 NW 23  
VENT RATE (MPH-FT) 36300 63600  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. COLDER. LOWS AROUND 4. NORTHWEST WINDS AROUND  
10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 9. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 7 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 5. NORTHWEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 4.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ010-152230-  
LEE-  
INCLUDING THE CITY OF DIXON  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 20 (+6) 34  
MIN RH % (24HR TREND) 41 (-5) 61  
MIN TEMP (24HR TREND) 17 (+18) 21  
MAX RH % (24HR TREND) 92 (+1) 100  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 10-15 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 18 24 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1800  
MAX MIXING HGT (FT) 1900 2800  
TRANSPORT WND (MPH) SW 19 NW 23  
VENT RATE (MPH-FT) 36100 62900  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS AROUND 40. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST  
WINDS AROUND 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 5. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 9. NORTHWEST WINDS  
AROUND 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 6 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 5. NORTHWEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 11. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. NOT AS COLD. LOWS AROUND 4.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
ILZ019-152230-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 20 (+2) 36  
MIN RH % (24HR TREND) 43 (-7) 56  
MIN TEMP (24HR TREND) 15 (+16) 21  
MAX RH % (24HR TREND) 91 (+1) 99  
20FT WIND AM (MPH) SW 6-10 W 10-15  
20FT WIND PM (MPH) SW 6-10 SW 12 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 17 24 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1700  
MAX MIXING HGT (FT) 2000 2800  
TRANSPORT WND (MPH) SW 17 NW 25  
VENT RATE (MPH-FT) 33000 65900  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF  
SNOW AFTER MIDNIGHT. LOWS IN THE MID 20S. SOUTH WINDS AROUND  
10 MPH, BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. COLDER. HIGHS IN THE UPPER 20S.  
NORTHWEST WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 7. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 3 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 5 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 11. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 5. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ020-152230-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR CLOUDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 20 (+4) 35  
MIN RH % (24HR TREND) 47 (-5) 59  
MIN TEMP (24HR TREND) 15 (+17) 21  
MAX RH % (24HR TREND) 90 (-3) 100  
20FT WIND AM (MPH) SW 6-10 W 10-15  
20FT WIND PM (MPH) SW 6-10 SW 12 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 16 23 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1800  
MAX MIXING HGT (FT) 2000 2900  
TRANSPORT WND (MPH) SW 18 NW 24  
VENT RATE (MPH-FT) 34700 68000  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF  
SNOW AFTER MIDNIGHT. LOWS IN THE MID 20S. SOUTH WINDS AROUND  
10 MPH, BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. COLDER. HIGHS IN THE UPPER 20S.  
NORTHWEST WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 7. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 5 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 6. WEST WINDS 10 TO 15 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 4. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ021-152230-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 20 (+2) 35  
MIN RH % (24HR TREND) 55 (+1) 58  
MIN TEMP (24HR TREND) 14 (+16) 21  
MAX RH % (24HR TREND) 91 (-1) 100  
20FT WIND AM (MPH) SW 6-10 W 10-15  
20FT WIND PM (MPH) SW 6-10 SW 12 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 15 23 23  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1600  
MAX MIXING HGT (FT) 1900 2800  
TRANSPORT WND (MPH) SW 17 NW 25  
VENT RATE (MPH-FT) 30300 63000  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF SNOW  
AFTER MIDNIGHT. LOWS IN THE UPPER 20S. SOUTH WINDS AROUND 10 MPH,  
BECOMING WEST AFTER MIDNIGHT.    
SATURDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS  
10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 8. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 7. WEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 4. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ022-152230-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR CLOUDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 19 (+2) 35  
MIN RH % (24HR TREND) 55 (+1) 61  
MIN TEMP (24HR TREND) 14 (+15) 20  
MAX RH % (24HR TREND) 92 (-2) 100  
20FT WIND AM (MPH) SW 6-11 W 10-15  
20FT WIND PM (MPH) SW 6-11 SW 12 NW 10-15 W 6  
PEAK WIND GUSTS (MPH) 17 24 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1600  
MAX MIXING HGT (FT) 1800 2900  
TRANSPORT WND (MPH) SW 17 NW 23  
VENT RATE (MPH-FT) 30100 64200  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS  
AROUND 15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH A CHANCE OF RAIN. A CHANCE OF SNOW  
AFTER MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND  
10 MPH.    
SATURDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS  
10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 8. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 5 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS AROUND 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 3. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ032-152230-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS FLURRIES NONE  
CHANCE PRECIP (%) 30 10  
MAX TEMP (24HR TREND) 17 (-2) 33  
MIN RH % (24HR TREND) 65 (+5) 69  
MIN TEMP (24HR TREND) 12 (+16) 21  
MAX RH % (24HR TREND) 90 (-3) 100  
20FT WIND AM (MPH) SW 6-9 W 10-15  
20FT WIND PM (MPH) SW 6-9 SW 10-15 NW 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 15 23 25  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1500  
MAX MIXING HGT (FT) 1700 2300  
TRANSPORT WND (MPH) SW 16 NW 21  
VENT RATE (MPH-FT) 27800 50200  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
SUNNY. HIGHS IN THE UPPER 30S. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY. RAIN LIKELY IN THE EVENING, THEN A CHANCE  
OF SNOW AND RAIN AFTER MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST  
WINDS AROUND 10 MPH.    
SATURDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 20S. NORTHWEST WINDS  
10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 8. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 3 BELOW.  
NORTHWEST WINDS 5 TO 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 7. WEST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ023-152230-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 17 (-1) 33  
MIN RH % (24HR TREND) 62 (+4) 71  
MIN TEMP (24HR TREND) 13 (+17) 20  
MAX RH % (24HR TREND) 92 (-3) 100  
20FT WIND AM (MPH) SW 6-10 W 10-15  
20FT WIND PM (MPH) SW 6-10 SW 12 NW 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 17 23 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1500  
MAX MIXING HGT (FT) 1700 2600  
TRANSPORT WND (MPH) SW 17 NW 23  
VENT RATE (MPH-FT) 28200 57200  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH RAIN LIKELY. SNOW LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 20S. NORTHWEST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 8. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 11. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 2. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ039-152230-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE FLURRIES SNOW SHOWERS NONE  
CHANCE PRECIP (%) 20 20  
MAX TEMP (24HR TREND) 18 (-1) 34  
MIN RH % (24HR TREND) 62 (-3) 69  
MIN TEMP (24HR TREND) 12 (+15) 21  
MAX RH % (24HR TREND) 93 (-6) 100  
20FT WIND AM (MPH) SW 5-8 W 10-15  
20FT WIND PM (MPH) SW 5-8 SW 12 W 10-15 W 6  
PEAK WIND GUSTS (MPH) 14 23 25  
PRECIP AMOUNT (IN) 0.00 0.00 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1400  
MAX MIXING HGT (FT) 1700 2200  
TRANSPORT WND (MPH) SW 16 W 23  
VENT RATE (MPH-FT) 27100 50400  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH RAIN LIKELY. SNOW LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 20S. NORTHWEST  
WINDS AROUND 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
MOSTLY SUNNY. COLDER. HIGHS AROUND 12. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 3 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 7. NORTHWEST WINDS AROUND 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 10. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
ILZ033-152230-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 30 20  
MAX TEMP (24HR TREND) 19 (0) 34  
MIN RH % (24HR TREND) 51 (-13) 66  
MIN TEMP (24HR TREND) 13 (+17) 20  
MAX RH % (24HR TREND) 93 (-5) 100  
20FT WIND AM (MPH) SW 6-9 W 10-15  
20FT WIND PM (MPH) SW 6-9 SW 12 W 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 15 23 24  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1200 1500  
MAX MIXING HGT (FT) 1800 2400  
TRANSPORT WND (MPH) SW 16 W 23  
VENT RATE (MPH-FT) 28200 51800  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 4-LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS AROUND  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH RAIN LIKELY. SNOW LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 20S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 20S. NORTHWEST  
WINDS 10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 9. NORTHWEST  
WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 12. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 3 BELOW.  
NORTHWEST WINDS 5 TO 10 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 6. WEST WINDS 5 TO 10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 7 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. SOUTHWEST WINDS  
5 TO 10 MPH.  
 

 
 
INZ010-152230-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 20 (+2) 34  
MIN RH % (24HR TREND) 51 (-9) 72  
MIN TEMP (24HR TREND) 13 (+16) 21  
MAX RH % (24HR TREND) 94 (-3) 100  
20FT WIND AM (MPH) SW 6-9 W 10-15  
20FT WIND PM (MPH) SW 6-9 SW 10-15 W 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 16 23 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1400  
MAX MIXING HGT (FT) 1900 2500  
TRANSPORT WND (MPH) SW 17 W 23  
VENT RATE (MPH-FT) 31200 55400  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH RAIN LIKELY. SNOW LIKELY AFTER  
MIDNIGHT. LOWS AROUND 30. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS AROUND 30. NORTHWEST WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 10.  
NORTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 13. NORTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS 5 TO 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
INZ011-152230-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
353 AM CST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 30  
MAX TEMP (24HR TREND) 20 (+2) 34  
MIN RH % (24HR TREND) 47 (-12) 70  
MIN TEMP (24HR TREND) 13 (+15) 21  
MAX RH % (24HR TREND) 93 (-3) 100  
20FT WIND AM (MPH) SW 6-10 W 10-15  
20FT WIND PM (MPH) SW 6-10 SW 12 W 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 16 23 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1500  
MAX MIXING HGT (FT) 1900 2500  
TRANSPORT WND (MPH) SW 17 W 23  
VENT RATE (MPH-FT) 31500 54100  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY. A CHANCE OF RAIN IN THE EVENING, THEN  
RAIN AND SNOW LIKELY AFTER MIDNIGHT. LOWS AROUND 30. SOUTHWEST  
WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER 30S. NORTHWEST  
WINDS 10 TO 15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 11.  
NORTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 14. NORTHWEST WINDS  
AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 4 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 8 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY. NOT AS COLD. LOWS AROUND 3.  
SOUTHWEST WINDS AROUND 10 MPH.  
 

 
 
INZ019-152230-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
453 AM EST WED JAN 15 2025  
 
TODAY TONIGHT THU THU NIGHT  
 
CLOUD COVER CLEAR MCLDY MCLDY PCLDY  
PRECIP TYPE NONE SNOW SHOWERS SNOW SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
MAX TEMP (24HR TREND) 19 (+1) 34  
MIN RH % (24HR TREND) 52 (-16) 72  
MIN TEMP (24HR TREND) 13 (+16) 21  
MAX RH % (24HR TREND) 94 (-1) 100  
20FT WIND AM (MPH) SW 6-9 W 10-15  
20FT WIND PM (MPH) SW 6-9 SW 10-15 W 10-15 W 5-6  
PEAK WIND GUSTS (MPH) 14 23 25  
PRECIP AMOUNT (IN) 0.00 0.01-0.05 0.00 0.00  
11 AM MIXING HGT (FT) 1100 1500  
MAX MIXING HGT (FT) 1700 2300  
TRANSPORT WND (MPH) SW 16 W 23  
VENT RATE (MPH-FT) 28700 51100  
VENT RATE CATEGORY POOR FAIR  
LAL 1 1 1 1  
HAINES INDEX 4-LOW 3-VERY LOW  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTH WINDS 10 TO  
15 MPH.    
FRIDAY NIGHT
 
CLOUDY WITH RAIN LIKELY. SNOW LIKELY AFTER  
MIDNIGHT. LOWS AROUND 30. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. HIGHS AROUND 30. NORTHWEST WINDS 10 TO  
15 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. COLDER. LOWS AROUND 11.  
NORTHWEST WINDS AROUND 10 MPH.    
SUNDAY
 
PARTLY SUNNY. COLDER. HIGHS AROUND 14. NORTHWEST WINDS  
10 TO 15 MPH.    
SUNDAY NIGHT
 
MOSTLY CLEAR. COLDER. LOWS AROUND 2 BELOW.  
NORTHWEST WINDS AROUND 10 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 6. WEST WINDS AROUND 10 MPH.   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 6 BELOW. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
SUNNY. HIGHS AROUND 9. WEST WINDS 5 TO 10 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 3. SOUTHWEST WINDS  
AROUND 10 MPH.  
 

 
 
YACK  
 
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