383  
FPUS53 KLSX 161938  
ZFPLSX  
 
ZONE FORECASTS  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
238 PM CDT WED SEP 16 2026  
 
ILZ100-101-MOZ061-063-064-170300-  
MADISON IL-SAINT CLAIR IL-SAINT CHARLES MO-SAINT LOUIS MO-  
SAINT LOUIS CITY MO-  
INCLUDING THE CITIES OF ALTON, EDWARDSVILLE, BELLEVILLE, CAHOKIA,  
SAINT CHARLES, AND SAINT LOUIS  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED THUNDERSTORMS WITH A  
SLIGHT CHANCE OF SHOWERS THIS EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. CHANCE  
OF RAIN 40 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
NORTHEAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 102 EARLY  
IN THE EVENING.    
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO  
105 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE  
EVENING.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S.  
HIGHS IN THE LOWER 90S. CHANCE OF RAIN 40 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A  
SLIGHT CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. CHANCE OF RAIN  
20 PERCENT.    
MONDAY
 
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING, THEN A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF  
RAIN 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. LOWS IN THE LOWER 60S.  
 

 
 
MOZ049-170300-  
OSAGE MO-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF  
RAIN 20 PERCENT.    
THURSDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING WEST IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. HUMID WITH LOWS IN THE LOWER 70S.  
SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT  
INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHEAST WINDS  
AROUND 5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.  
HEAT INDEX VALUES UP TO 102.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 70.  
CHANCE OF RAIN 40 PERCENT.    
SUNDAY
 
MOSTLY SUNNY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 60S.  
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 40 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS AROUND 80. CHANCE OF RAIN 20 PERCENT.  
 

 
 
MOZ042-170300-  
AUDRAIN MO-  
INCLUDING THE CITY OF MEXICO  
238 PM CDT WED SEP 16 2026  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 90S. WEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 101.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS AROUND 70.  
NORTHEAST WINDS AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS AROUND 90. SOUTHEAST WINDS AROUND 5 MPH,  
BECOMING SOUTH IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
LOWS IN THE MID 60S. CHANCE OF RAIN 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE  
OF RAIN 50 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. LOWS AROUND 60.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE MID 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 70S.  
 

 
 
MOZ050-170300-  
CALLAWAY MO-  
INCLUDING THE CITY OF FULTON  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY  
CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE LOWER 90S. WEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 104 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
EAST WINDS AROUND 5 MPH.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 90S. SOUTHEAST WINDS AROUND  
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 101 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN A  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE  
OF RAIN 50 PERCENT.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS, MAINLY IN THE  
MORNING. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS  
AROUND 80. CHANCE OF RAIN 50 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 70S.  
 

 
 
MOZ047-048-170300-  
MONITEAU MO-COLE MO-  
INCLUDING THE CITY OF JEFFERSON CITY  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS THIS  
EVENING. LOWS IN THE MID 70S. SOUTHEAST WINDS AROUND 5 MPH.  
CHANCE OF RAIN 20 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
LIGHT AND VARIABLE WINDS. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 103 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 70. CHANCE OF RAIN  
50 PERCENT.    
SUNDAY
 
PARTLY SUNNY WITH A 50 PERCENT CHANCE OF SHOWERS. HIGHS  
AROUND 90.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 60S.  
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 50 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE  
LOWER 80S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
MOZ041-170300-  
BOONE MO-  
INCLUDING THE CITY OF COLUMBIA  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST WINDS  
AROUND 5 MPH.    
THURSDAY
 
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
EAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE  
EVENING.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 90S. SOUTHEAST WINDS AROUND  
5 MPH, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 102 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT THROUGH SUNDAY NIGHT
 
MOSTLY CLOUDY WITH A  
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN  
THE UPPER 60S. HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE  
OF RAIN 50 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 60.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
ILZ095>097-MOZ018-019-026-027-034>036-170300-  
ADAMS IL-BROWN IL-PIKE IL-KNOX MO-LEWIS MO-SHELBY MO-MARION MO-  
MONROE MO-RALLS MO-PIKE MO-  
INCLUDING THE CITIES OF QUINCY, MOUNT STERLING, PITTSFIELD,  
HANNIBAL, AND BOWLING GREEN  
238 PM CDT WED SEP 16 2026  
   
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.    
THURSDAY
 
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HUMID WITH HIGHS IN THE UPPER 80S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 101.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOCALLY HEAVY RAINFALL POSSIBLE  
AFTER MIDNIGHT. HUMID WITH LOWS AROUND 70. NORTHEAST WINDS AROUND  
5 MPH. CHANCE OF RAIN 20 PERCENT.    
FRIDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HUMID WITH HIGHS AROUND 90. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90.  
CHANCE OF RAIN 20 PERCENT.    
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. CHANCE OF RAIN 70 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS  
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN  
50 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT  
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S.  
CHANCE OF RAIN 60 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 70S. CHANCE  
OF RAIN 50 PERCENT.    
MONDAY NIGHT AND TUESDAY
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 70S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
ILZ069-070-074-170300-  
CLINTON IL-MARION IL-WASHINGTON IL-  
INCLUDING THE CITIES OF CENTRALIA AND SALEM  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS  
THIS EVENING. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.  
CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
NORTHWEST WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.  
HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.    
FRIDAY
 
SUNNY WITH HIGHS IN THE MID 90S. NORTHEAST WINDS AROUND  
5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO  
104.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE  
EVENING.    
SATURDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE  
LOWER 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE UPPER 60S.    
MONDAY
 
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF  
RAIN 20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A SLIGHT CHANCE OF  
SHOWERS AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN  
30 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE MID 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.  
 

 
 
MOZ074-084-085-099-170300-  
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITY OF FARMINGTON  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
MOSTLY CLEAR. SCATTERED SHOWERS AND THUNDERSTORMS THIS  
EVENING. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE  
OF RAIN 50 PERCENT.    
THURSDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES  
UP TO 105.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. LIGHT AND  
VARIABLE WINDS. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.   
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. LIGHT AND  
VARIABLE WINDS, BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.   
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 70. LIGHT AND VARIABLE  
WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
SATURDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS AROUND 70.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
MONDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE  
OF RAIN 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER  
60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.  
 

 
 
MOZ060-170300-  
WARREN MO-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. LIGHT AND VARIABLE WINDS, BECOMING SOUTH  
AROUND 5 MPH AFTER MIDNIGHT. CHANCE OF RAIN 20 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
LIGHT AND VARIABLE WINDS. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
FRIDAY
 
SUNNY WITH HIGHS IN THE MID 90S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO  
103 IN THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. LIGHT AND  
VARIABLE WINDS, BECOMING SOUTH AROUND 5 MPH AFTER MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 70.  
CHANCE OF RAIN 40 PERCENT.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S.  
LOWS IN THE MID 60S. CHANCE OF RAIN 40 PERCENT.    
MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE  
OF RAIN 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY
 
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE UPPER 70S.    
TUESDAY NIGHT AND WEDNESDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE  
OF SHOWERS. LOWS AROUND 60. HIGHS AROUND 80.  
 

 
 
MOZ051-052-170300-  
MONTGOMERY MO-LINCOLN MO-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS IN THE  
LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
SUNNY WITH HIGHS IN THE MID 90S. WEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 106 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS IN THE LOWER 70S. LIGHT AND  
VARIABLE WINDS, BECOMING EAST AROUND 5 MPH AFTER MIDNIGHT. HEAT  
INDEX VALUES UP TO 102 EARLY IN THE EVENING.    
FRIDAY
 
SUNNY. HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO 102 IN  
THE AFTERNOON.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
THUNDERSTORMS. A SLIGHT CHANCE OF SHOWERS IN THE EVENING, THEN A  
CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE  
OF RAIN 50 PERCENT.    
SUNDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING, THEN  
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS  
IN THE LOWER 80S. CHANCE OF RAIN 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 70S. LOWS IN THE UPPER 50S.  
 

 
 
ILZ058-059-098-099-170300-  
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY THIS EVENING, THEN CLEARING. LOWS IN THE  
LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104 IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING, THEN BECOMING  
PARTLY CLOUDY. HUMID WITH LOWS AROUND 70. NORTHEAST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
FRIDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTH IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT. HEAT  
INDEX VALUES UP TO 100.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A CHANCE OF SHOWERS. A CHANCE OF THUNDERSTORMS,  
MAINLY IN THE EVENING. LOWS AROUND 70. CHANCE OF RAIN 50 PERCENT.   
SUNDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE  
OF RAIN 50 PERCENT.    
SUNDAY NIGHT AND MONDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS  
IN THE MID 80S. CHANCE OF RAIN 40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. LOWS IN THE UPPER 50S.  
 

 
 
ILZ060-065-170300-  
MONTGOMERY IL-FAYETTE IL-  
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS EVENING. LOWS IN THE LOWER 70S. EAST WINDS  
AROUND 5 MPH, BECOMING SOUTH AFTER MIDNIGHT. CHANCE OF RAIN  
20 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS AROUND 70.  
NORTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT  
INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
FRIDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 90S. NORTHEAST WINDS AROUND 5 MPH,  
BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN  
20 PERCENT.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 70. SOUTHEAST WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 70. HIGHS  
AROUND 90. CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. LOWS IN THE MID  
60S.    
MONDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY  
SUNNY. A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
RAIN 20 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS AROUND 60.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.  
 

 
 
ILZ064-170300-  
BOND IL-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
THIS EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE  
LOWER 70S. SOUTH WINDS AROUND 5 MPH THIS EVENING, BECOMING LIGHT  
AND VARIABLE. CHANCE OF RAIN 30 PERCENT.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
NORTHEAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 102 EARLY  
IN THE EVENING.    
FRIDAY
 
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.  
NORTHEAST WINDS AROUND 5 MPH, BECOMING SOUTHEAST AROUND 5 MPH IN  
THE AFTERNOON. HEAT INDEX VALUES UP TO 102.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST  
WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S.  
HIGHS IN THE LOWER 90S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS. LOWS IN THE MID  
60S.    
MONDAY
 
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF  
RAIN 20 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.  
 

 
 
ILZ079-MOZ075-170300-  
RANDOLPH IL-SAINTE GENEVIEVE MO-  
INCLUDING THE CITIES OF CHESTER AND SPARTA  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY. SCATTERED SHOWERS AND THUNDERSTORMS  
THIS EVENING. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH.  
CHANCE OF RAIN 50 PERCENT.    
THURSDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS  
AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
106.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE. HEAT  
INDEX VALUES UP TO 101 EARLY IN THE EVENING.    
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
SATURDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 70S.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
MONDAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE  
OF RAIN 30 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY  
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE MID  
60S. CHANCE OF RAIN 30 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.  
 

 
 
MOZ059-062-072-073-170300-  
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-  
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
PARTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
THIS EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS IN THE LOWER  
70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT.    
THURSDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
105.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. LIGHT AND  
VARIABLE WINDS. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.   
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 70.  
CHANCE OF RAIN 40 PERCENT.    
SUNDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE LOWER 90S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
IN THE MID 60S. CHANCE OF RAIN 20 PERCENT.    
MONDAY
 
PARTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A  
SLIGHT CHANCE OF SHOWERS IN THE MORNING, THEN A CHANCE OF SHOWERS  
IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF RAIN  
40 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS IN THE  
EVENING, THEN PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AFTER  
MIDNIGHT. LOWS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY THROUGH WEDNESDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. LOWS AROUND 60.  
 

 
 
ILZ102-MOZ065-170300-  
MONROE IL-JEFFERSON MO-  
238 PM CDT WED SEP 16 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT SATURDAY
 
 
   
TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS  
THIS EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE  
LOWER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT.    
THURSDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS  
AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
108.    
THURSDAY NIGHT
 
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.  
LIGHT AND VARIABLE WINDS. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
FRIDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. HEAT INDEX VALUES UP  
TO 106.    
FRIDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.    
SATURDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS  
IN THE LOWER 90S.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. A  
SLIGHT CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. CHANCE OF RAIN  
20 PERCENT.    
MONDAY AND MONDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S.  
LOWS IN THE LOWER 60S. CHANCE OF RAIN 40 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.    
WEDNESDAY
 
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS.  
HIGHS IN THE LOWER 80S.  
 

 
 
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