830  
FNUS53 KLOT 130935  
FWFLOT  
 
FIRE WEATHER PLANNING FORECAST FOR NORTHERN IL AND NORTHWEST IN  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
435 AM CDT THU AUG 13 2026  
   
DISCUSSION
 
 
THE DAY WILL START WITH AREAS OF DENSE FOG IN MANY AREAS WEST AND  
SOUTH OF CHICAGO. FOG SHOULD GRADUALLY BURN OFF A FEW HOURS AFTER  
SUNRISE HOWEVER.  
 
SHOWERS AND THUNDERSTORMS WILL SPREAD INTO THE REGION FROM THE  
WEST FROM MIDDAY INTO EARLY THIS AFTERNOON WITH THE STRONGEST  
STORMS, CAPABLE OF PRODUCING 60 MPH WIND GUSTS, TRACKING SOUTH OF  
A MENDOTA TO FOWLER LINE. SCATTERED SHOWERS AND STORMS WILL  
CONTINUE IN SPOTS THIS EVENING, BEFORE INCREASING IN COVERAGE  
AGAIN OVERNIGHT. OVERNIGHT STORMS WILL BE CAPABLE OF PRODUCING  
TORRENTIAL DOWNPOURS WHICH COULD LEAS TO FLOODING OR FLASH  
FLOODING, ESPECIALLY IF STORMS TRAIN REPEATEDLY OVER THE SAME  
AREA. A FLOOD WATCH IS IN EFFECT TONIGHT INTO EARLY FRIDAY FOR  
THIS POTENTIAL, MAINLY SOUTH OF A FORRESTON ILLINOIS TO VALPARAISO  
INDIANA LINE. ADDITIONAL ROUNDS OF HEAVY RAIN PRODUCING STORMS  
ARE POSSIBLE INTO THE WEEKEND, AS OUR ACTIVE WEATHER PATTERN  
PERSISTS.  
 
ILZ014-132130-  
COOK-  
INCLUDING THE CITIES OF CHICAGO, SCHAUMBURG, EVANSTON, OAK LAWN,  
LEMONT, ORLAND PARK, AND PARK FOREST  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 60 60 60  
MAX TEMP (24HR TREND) 81 (-1) 80  
MIN RH % (24HR TREND) 74 (+11) 79  
MIN TEMP (24HR TREND) 67 (-2) 68  
MAX RH % (24HR TREND) 100 (+5) 100  
20FT WIND AM (MPH) LGT/VAR E 7-8  
20FT WIND PM (MPH) E 4-6 E 6 E 7-8 E 6-7  
PEAK WIND GUSTS (MPH) 15  
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 2000 2000  
MAX MIXING HGT (FT) 2600 2800  
TRANSPORT WND (MPH) E 4 E 10  
VENT RATE (MPH-FT) 13000 28000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. SHOWERS  
LIKELY, MAINLY IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS, BECOMING  
SOUTH AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S.  
SOUTH WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ006-132130-  
LAKE IL-  
INCLUDING THE CITIES OF WAUKEGAN, BUFFALO GROVE, MUNDELEIN,  
AND GURNEE  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS TSTMS  
CHANCE PRECIP (%) 50 40 40 60  
MAX TEMP (24HR TREND) 78 (-5) 77  
MIN RH % (24HR TREND) 77 (+9) 80  
MIN TEMP (24HR TREND) 66 (0) 66  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 8-9  
20FT WIND PM (MPH) E 4-7 E 6-7 E 8-9 E 7-8  
PEAK WIND GUSTS (MPH) 15 14  
PRECIP AMOUNT (IN) 0.10-0.25 0.10-0.25 0.01-0.05 0.25-0.50  
11 AM MIXING HGT (FT) 1900 1900  
MAX MIXING HGT (FT) 2400 2900  
TRANSPORT WND (MPH) E 4 E 12  
VENT RATE (MPH-FT) 12000 37700  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. SHOWERS  
LIKELY, MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS AROUND 70. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS AROUND  
5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING  
NORTH AFTER MIDNIGHT.  
 

 
 
INZ001-132130-  
LAKE IN-  
INCLUDING THE CITIES OF GARY, HAMMOND, AND MERRILLVILLE  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 70 70 50  
MAX TEMP (24HR TREND) 81 (+1) 81  
MIN RH % (24HR TREND) 76 (+2) 84  
MIN TEMP (24HR TREND) 65 (-1) 66  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 5  
20FT WIND PM (MPH) E 4-5 E 5 E 5 E 5-6  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 0.75-1.00 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1900 1700  
MAX MIXING HGT (FT) 2600 2400  
TRANSPORT WND (MPH) NW 4 E 8  
VENT RATE (MPH-FT) 13000 19200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS, BECOMING  
SOUTH AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.  
 

 
 
INZ002-132130-  
PORTER-  
INCLUDING THE CITIES OF PORTAGE, VALPARAISO, AND CHESTERTON  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 70 60 50  
MAX TEMP (24HR TREND) 80 (+2) 80  
MIN RH % (24HR TREND) 77 (-11) 83  
MIN TEMP (24HR TREND) 65 (-2) 66  
MAX RH % (24HR TREND) 100 (+3) 100  
20FT WIND AM (MPH) LGT/VAR E 5  
20FT WIND PM (MPH) E 3-5 E 5 E 5 E 5-6  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 0.50-0.75 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1900 1600  
MAX MIXING HGT (FT) 2700 2500  
TRANSPORT WND (MPH) E 4 E 8  
VENT RATE (MPH-FT) 13500 20000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. NORTH WINDS 5 TO  
10 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
SOUTHEAST WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ013-132130-  
DUPAGE-  
INCLUDING THE CITIES OF NAPERVILLE, WHEATON, DOWNERS GROVE,  
LOMBARD, AND CAROL STREAM  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 60 60 70  
MAX TEMP (24HR TREND) 80 (-3) 80  
MIN RH % (24HR TREND) 74 (+11) 79  
MIN TEMP (24HR TREND) 66 (-2) 68  
MAX RH % (24HR TREND) 100 (+5) 100  
20FT WIND AM (MPH) LGT/VAR E 7-8  
20FT WIND PM (MPH) E 4-6 E 6 E 7-8 E 6-7  
PEAK WIND GUSTS (MPH) 14  
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1900 2100  
MAX MIXING HGT (FT) 2500 3200  
TRANSPORT WND (MPH) SE 5 E 10  
VENT RATE (MPH-FT) 15000 32000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S. EAST  
WINDS AROUND 5 MPH.  
 

 
 
ILZ012-132130-  
KANE-  
INCLUDING THE CITIES OF AURORA AND ELGIN  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 60 60 70  
MAX TEMP (24HR TREND) 79 (-3) 80  
MIN RH % (24HR TREND) 77 (+8) 81  
MIN TEMP (24HR TREND) 66 (-1) 67  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 7-8  
20FT WIND PM (MPH) E 4-6 E 6 E 7-8 E 6-7  
PEAK WIND GUSTS (MPH) 15  
PRECIP AMOUNT (IN) 0.25-0.50 0.50-0.75 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1700 2000  
MAX MIXING HGT (FT) 2300 3000  
TRANSPORT WND (MPH) SE 5 E 11  
VENT RATE (MPH-FT) 13800 36000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTH WINDS  
AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING, THEN SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S. SOUTH  
WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
SOUTHWEST WINDS AROUND 5 MPH, BECOMING EAST AFTER MIDNIGHT.  
 

 
 
ILZ005-132130-  
MCHENRY-  
INCLUDING THE CITIES OF CRYSTAL LAKE, ALGONQUIN, MCHENRY,  
AND WOODSTOCK  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 40 50 70  
MAX TEMP (24HR TREND) 78 (-6) 78  
MIN RH % (24HR TREND) 79 (+11) 80  
MIN TEMP (24HR TREND) 65 (-2) 65  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 7-9  
20FT WIND PM (MPH) E 4-6 E 6 E 7-9 E 5-7  
PEAK WIND GUSTS (MPH) 16  
PRECIP AMOUNT (IN) 0.25-0.50 0.10-0.25 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1800 2000  
MAX MIXING HGT (FT) 2500 3100  
TRANSPORT WND (MPH) SE 4 E 13  
VENT RATE (MPH-FT) 12500 43400  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. SHOWERS  
LIKELY, MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. SOUTHEAST  
WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS AROUND 70. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH IN  
THE EVENING, BECOMING LIGHT.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
LOWER 60S. LIGHT WINDS.    
WEDNESDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.  
 

 
 
ILZ004-132130-  
BOONE-  
INCLUDING THE CITY OF BELVIDERE  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 50 60 70  
MAX TEMP (24HR TREND) 78 (-5) 79  
MIN RH % (24HR TREND) 78 (+8) 77  
MIN TEMP (24HR TREND) 64 (-4) 65  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 7-9  
20FT WIND PM (MPH) E 4-6 E 6 E 7-9 E 5-7  
PEAK WIND GUSTS (MPH) 16  
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1600 2100  
MAX MIXING HGT (FT) 2300 3200  
TRANSPORT WND (MPH) SE 5 E 12  
VENT RATE (MPH-FT) 13800 41600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. SHOWERS  
LIKELY, MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING  
LIGHT.    
WEDNESDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND  
5 MPH, BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ011-132130-  
DE KALB-  
INCLUDING THE CITIES OF DEKALB AND SYCAMORE  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 70 60 70  
MAX TEMP (24HR TREND) 79 (-2) 80  
MIN RH % (24HR TREND) 79 (+7) 79  
MIN TEMP (24HR TREND) 65 (-1) 66  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR E 8-9  
20FT WIND PM (MPH) E 4-7 E 5-6 E 8-9 E 7-8  
PEAK WIND GUSTS (MPH) 15 15  
PRECIP AMOUNT (IN) 0.25-0.50 0.75-1.00 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1600 1800  
MAX MIXING HGT (FT) 2000 2800  
TRANSPORT WND (MPH) SE 6 E 11  
VENT RATE (MPH-FT) 14000 33600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH,  
BECOMING EAST AFTER MIDNIGHT.  
 

 
 
ILZ003-132130-  
WINNEBAGO-  
INCLUDING THE CITY OF ROCKFORD  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 60 60 80  
MAX TEMP (24HR TREND) 78 (-6) 79  
MIN RH % (24HR TREND) 78 (+11) 77  
MIN TEMP (24HR TREND) 64 (-4) 65  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 8-9  
20FT WIND PM (MPH) E 4-6 E 6 E 8-9 E 6-8  
PEAK WIND GUSTS (MPH) 16 15  
PRECIP AMOUNT (IN) 0.25-0.50 0.25-0.50 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1600 2200  
MAX MIXING HGT (FT) 2100 3200  
TRANSPORT WND (MPH) SE 5 E 12  
VENT RATE (MPH-FT) 12600 41600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
SHOWERS LIKELY IN THE MORNING. MOSTLY CLOUDY. HIGHS  
IN THE MID 80S. SOUTH WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. NORTHWEST  
WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS  
AROUND 5 MPH.    
TUESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S. SOUTH  
WINDS AROUND 5 MPH.    
WEDNESDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH,  
BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ008-132130-  
OGLE-  
INCLUDING THE CITIES OF ROCHELLE, OREGON, AND BYRON  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 70 60 70  
MAX TEMP (24HR TREND) 78 (-5) 80  
MIN RH % (24HR TREND) 81 (+11) 80  
MIN TEMP (24HR TREND) 64 (-2) 66  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 7-9  
20FT WIND PM (MPH) E 4-7 E 6 E 7-9 E 6-9  
PEAK WIND GUSTS (MPH) 15 15  
PRECIP AMOUNT (IN) 0.50-0.75 0.75-1.00 0.10-0.25 0.50-0.75  
11 AM MIXING HGT (FT) 1600 1700  
MAX MIXING HGT (FT) 1800 2700  
TRANSPORT WND (MPH) SE 6 E 13  
VENT RATE (MPH-FT) 12600 37800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER  
MIDNIGHT. LOWS AROUND 70. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN CLEARING. LOWS  
IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. NORTH WINDS AROUND 5 MPH.  
 

 
 
ILZ010-132130-  
LEE-  
INCLUDING THE CITY OF DIXON  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 80 60 70  
MAX TEMP (24HR TREND) 79 (-3) 80  
MIN RH % (24HR TREND) 82 (+14) 81  
MIN TEMP (24HR TREND) 65 (-1) 67  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR E 7-8  
20FT WIND PM (MPH) E 4-7 E 6-7 E 7-8 E 8-9  
PEAK WIND GUSTS (MPH) 15 16  
PRECIP AMOUNT (IN) 0.50-0.75 1.00-1.50 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1500 1500  
MAX MIXING HGT (FT) 1700 2400  
TRANSPORT WND (MPH) SE 8 E 12  
VENT RATE (MPH-FT) 13600 31200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. SOUTHEAST  
WINDS AROUND 10 MPH, BECOMING SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 80S. NORTHWEST WINDS 5 TO  
10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND  
5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE LOWER 60S.  
NORTH WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.  
 

 
 
ILZ019-132130-  
LA SALLE-  
INCLUDING THE CITIES OF OTTAWA, STREATOR, LA SALLE, MENDOTA,  
AND MARSEILLES  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 80 60 60  
MAX TEMP (24HR TREND) 81 (+2) 82  
MIN RH % (24HR TREND) 78 (+5) 79  
MIN TEMP (24HR TREND) 67 (+1) 69  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR E 6-7  
20FT WIND PM (MPH) E 4-7 E 6-7 E 6-7 E 7-8  
PEAK WIND GUSTS (MPH) 16  
PRECIP AMOUNT (IN) 0.25-0.50 1.50-2.00 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1600 1400  
MAX MIXING HGT (FT) 1900 2400  
TRANSPORT WND (MPH) E 6 E 10  
VENT RATE (MPH-FT) 13300 24000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER  
60S. NORTHWEST WINDS AROUND 5 MPH.    
MONDAY
 
SUNNY. HIGHS AROUND 80. NORTH WINDS AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS, BECOMING SOUTH AROUND  
5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH.  
 

 
 
ILZ020-132130-  
KENDALL-  
INCLUDING THE CITIES OF OSWEGO, YORKVILLE, AND PLANO  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 80 70 60  
MAX TEMP (24HR TREND) 81 (+1) 81  
MIN RH % (24HR TREND) 78 (+7) 80  
MIN TEMP (24HR TREND) 66 (-1) 68  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR E 6-8  
20FT WIND PM (MPH) E 4-6 E 5-6 E 6-8 E 7-8  
PEAK WIND GUSTS (MPH) 14 14  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1600 1700  
MAX MIXING HGT (FT) 2000 2600  
TRANSPORT WND (MPH) SE 5 E 10  
VENT RATE (MPH-FT) 12000 26000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
SHOWERS LIKELY IN THE MORNING. PARTLY SUNNY. HIGHS IN  
THE MID 80S. SOUTHEAST WINDS AROUND 10 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. NORTH WINDS AROUND  
5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. LIGHT WINDS, BECOMING  
SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH,  
BECOMING EAST AFTER MIDNIGHT.  
 

 
 
ILZ021-132130-  
GRUNDY-  
INCLUDING THE CITIES OF MORRIS, COAL CITY, AND MINOOKA  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 80 60 50  
MAX TEMP (24HR TREND) 82 (+2) 83  
MIN RH % (24HR TREND) 79 (+9) 81  
MIN TEMP (24HR TREND) 68 (0) 69  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR E 5-6  
20FT WIND PM (MPH) E 4-6 E 5-6 E 5-6 E 6  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.50-2.00 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1700 1400  
MAX MIXING HGT (FT) 2100 2500  
TRANSPORT WND (MPH) NE 5 E 9  
VENT RATE (MPH-FT) 12600 22500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 60S. NORTHWEST WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.   
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE MID 60S. SOUTH WINDS AROUND 5 MPH,  
BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ022-132130-  
WILL-  
INCLUDING THE CITIES OF JOLIET, BOLINGBROOK, AND WILMINGTON  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY MCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 80 70 60  
MAX TEMP (24HR TREND) 81 (-1) 81  
MIN RH % (24HR TREND) 77 (+11) 83  
MIN TEMP (24HR TREND) 66 (-1) 67  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR E 6  
20FT WIND PM (MPH) E 4-6 E 5-6 E 6 E 6  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.25-0.50  
11 AM MIXING HGT (FT) 1800 1700  
MAX MIXING HGT (FT) 2500 2400  
TRANSPORT WND (MPH) SE 5 E 9  
VENT RATE (MPH-FT) 15000 21600  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
SHOWERS LIKELY IN THE MORNING. PARTLY SUNNY. HIGHS IN  
THE MID 80S. SOUTHEAST WINDS AROUND 10 MPH.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE MID 60S. NORTHWEST WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS,  
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
A CHANCE OF THUNDERSTORMS IN THE EVENING.  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN THE MID 60S.  
SOUTH WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ032-132130-  
LIVINGSTON-  
INCLUDING THE CITIES OF PONTIAC, DWIGHT, AND FAIRBURY  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 80 50 50  
MAX TEMP (24HR TREND) 83 (+4) 84  
MIN RH % (24HR TREND) 78 (+2) 81  
MIN TEMP (24HR TREND) 68 (+1) 69  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 4-6 E 5-6 E 4-5 E 5-6  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.50-2.00 0.05-0.10 0.25-0.50  
11 AM MIXING HGT (FT) 1700 1600  
MAX MIXING HGT (FT) 2100 2500  
TRANSPORT WND (MPH) E 6 E 9  
VENT RATE (MPH-FT) 14700 22500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTHWEST  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.   
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 60S. SOUTH WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.  
 

 
 
ILZ023-132130-  
KANKAKEE-  
INCLUDING THE CITIES OF KANKAKEE, BOURBONNAIS, AND BRADLEY  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 80 60 50  
MAX TEMP (24HR TREND) 82 (+1) 83  
MIN RH % (24HR TREND) 79 (+14) 83  
MIN TEMP (24HR TREND) 65 (-2) 67  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 4-6 E 5 LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1800 1600  
MAX MIXING HGT (FT) 2500 2400  
TRANSPORT WND (MPH) SE 5 E 8  
VENT RATE (MPH-FT) 15000 19200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS IN THE  
EVENING. LOWS IN THE MID 60S. NORTHWEST WINDS AROUND 5 MPH IN THE  
EVENING, BECOMING LIGHT.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
SUNNY. HIGHS AROUND 80. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY
 
PARTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE MID 60S. LIGHT WINDS.  
 

 
 
ILZ039-132130-  
FORD-  
INCLUDING THE CITIES OF PAXTON AND GIBSON CITY  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 70 50 50  
MAX TEMP (24HR TREND) 83 (+6) 85  
MIN RH % (24HR TREND) 77 (-3) 79  
MIN TEMP (24HR TREND) 67 (0) 69  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 4-6 E 6 LGT/VAR E 5  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.05-0.10 0.10-0.25  
11 AM MIXING HGT (FT) 1600 1600  
MAX MIXING HGT (FT) 2300 2600  
TRANSPORT WND (MPH) NE 6 E 8  
VENT RATE (MPH-FT) 16100 20800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 80S. WEST WINDS 5 TO 10 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. NORTHEAST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
TUESDAY
 
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS,  
BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHEAST  
WINDS AROUND 5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. SOUTH WINDS AROUND 5 MPH.  
 

 
 
ILZ033-132130-  
IROQUOIS-  
INCLUDING THE CITIES OF WATSEKA AND GILMAN  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 80 60 50  
MAX TEMP (24HR TREND) 83 (+5) 84  
MIN RH % (24HR TREND) 76 (+1) 78  
MIN TEMP (24HR TREND) 66 (-1) 68  
MAX RH % (24HR TREND) 100 (+2) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 3-5 E 5 LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.10-0.25 1.00-1.50 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1700 1600  
MAX MIXING HGT (FT) 2400 2500  
TRANSPORT WND (MPH) E 4 E 8  
VENT RATE (MPH-FT) 12000 20000  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING.  
HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE UPPER 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. NORTHWEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. NORTH WINDS AROUND  
5 MPH.    
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS AROUND 80. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 60S. LIGHT WINDS.  
 

 
 
INZ010-132130-  
NEWTON-  
INCLUDING THE CITIES OF ROSELAWN, KENTLAND, AND MOROCCO  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 60 80 70 50  
MAX TEMP (24HR TREND) 81 (+3) 81  
MIN RH % (24HR TREND) 77 (-4) 83  
MIN TEMP (24HR TREND) 65 (0) 67  
MAX RH % (24HR TREND) 100 (0) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 3-5 LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1800 1700  
MAX MIXING HGT (FT) 2600 2400  
TRANSPORT WND (MPH) SE 4 E 6  
VENT RATE (MPH-FT) 13000 16800  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS AROUND 70. SOUTH WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. LIGHT WINDS.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE LOWER 60S. LIGHT WINDS.  
 

 
 
INZ011-132130-  
JASPER-  
INCLUDING THE CITIES OF RENSSELAER AND DEMOTTE  
435 AM CDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY CLOUDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 80 70 50  
MAX TEMP (24HR TREND) 81 (+6) 81  
MIN RH % (24HR TREND) 78 (-11) 84  
MIN TEMP (24HR TREND) 65 (+1) 66  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.25-0.50 1.00-1.50 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1800 1700  
MAX MIXING HGT (FT) 2600 2500  
TRANSPORT WND (MPH) SE 4 E 6  
VENT RATE (MPH-FT) 13000 17500  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
SHOWERS LIKELY IN THE MORNING. PARTLY SUNNY. HIGHS IN  
THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE  
AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT. LOWS AROUND 70. SOUTHWEST WINDS AROUND 5 MPH.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. NORTHWEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.   
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS AROUND  
5 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF THUNDERSTORMS IN THE EVENING. A CHANCE  
OF SHOWERS. LOWS IN THE LOWER 60S. LIGHT WINDS, BECOMING SOUTH  
AROUND 5 MPH AFTER MIDNIGHT.  
 

 
 
INZ019-132130-  
BENTON-  
INCLUDING THE CITIES OF FOWLER AND OXFORD  
535 AM EDT THU AUG 13 2026  
 
TODAY TONIGHT FRI FRI NIGHT  
 
CLOUD COVER MCLDY MCLDY MCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 50 80 70 50  
MAX TEMP (24HR TREND) 82 (+6) 82  
MIN RH % (24HR TREND) 77 (-10) 80  
MIN TEMP (24HR TREND) 66 (0) 68  
MAX RH % (24HR TREND) 100 (+1) 100  
20FT WIND AM (MPH) LGT/VAR LGT/VAR  
20FT WIND PM (MPH) E 3-5 LGT/VAR LGT/VAR LGT/VAR  
PEAK WIND GUSTS (MPH)  
PRECIP AMOUNT (IN) 0.10-0.25 1.00-1.50 0.10-0.25 0.10-0.25  
11 AM MIXING HGT (FT) 1800 1600  
MAX MIXING HGT (FT) 2500 2400  
TRANSPORT WND (MPH) E 4 E 8  
VENT RATE (MPH-FT) 12500 19200  
VENT RATE CATEGORY POOR POOR  
   
FORECAST FOR DAYS 3 THROUGH 7
 
 
(WINDS ARE 20 FT LEVEL)  
   
SATURDAY
 
A CHANCE OF SHOWERS IN THE MORNING. PARTLY SUNNY.  
HIGHS IN THE MID 80S. SOUTHEAST WINDS AROUND 5 MPH, BECOMING  
SOUTH IN THE AFTERNOON.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH.    
SUNDAY
 
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. NORTHWEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT.    
MONDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS  
AROUND 5 MPH.    
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.    
TUESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT  
WINDS.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE  
MID 60S. LIGHT WINDS.  
 

 
 
RATZER  
 
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