525  
FPUS53 KLSX 151018  
ZFPLSX  
 
ZONE FORECASTS  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
518 AM CDT TUE SEP 15 2026  
 
ILZ100-101-MOZ061-063-064-151800-  
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  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO  
108.    
TONIGHT  
PARTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY IN  
THE EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN THE LOWER 70S.  
EAST WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT. HEAT INDEX  
VALUES UP TO 104 EARLY IN THE EVENING.    
WEDNESDAY  
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE MORNING. HOT WITH HIGHS IN THE MID 90S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTH IN THE AFTERNOON. CHANCE OF RAIN  
40 PERCENT. HEAT INDEX VALUES UP TO 107.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX VALUES  
UP TO 103 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 106.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
UPPER 60S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY  
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. COOLER WITH HIGHS IN THE MID 80S. CHANCE OF RAIN  
40 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
MOZ049-151800-  
OSAGE MO-  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105.    
TONIGHT  
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY,  
MAINLY IN THE EVENING. LOWS IN THE LOWER 70S. NORTHEAST WINDS  
AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY  
PARTLY SUNNY WITH A CHANCE OF THUNDERSTORMS. A  
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HOT WITH HIGHS IN THE  
MID 90S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH AROUND 5 MPH IN  
THE AFTERNOON. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO  
105 IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX VALUES  
UP TO 100 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE AFTERNOON.  
HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF  
RAIN 20 PERCENT.    
SATURDAY NIGHT  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF  
RAIN 40 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 80. LOWS IN THE LOWER 60S. CHANCE OF  
RAIN 40 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 70S.  
 
 
 
MOZ042-050-151800-  
AUDRAIN MO-CALLAWAY MO-  
INCLUDING THE CITIES OF MEXICO AND FULTON  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO 15 MPH,  
BECOMING WEST 5 TO 10 MPH THIS AFTERNOON. CHANCE OF RAIN  
50 PERCENT. HEAT INDEX VALUES UP TO 103.    
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS AND THUNDERSTORMS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.  
CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN PARTLY SUNNY IN THE AFTERNOON.  
HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH, BECOMING  
SOUTHEAST AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN  
50 PERCENT. HEAT INDEX VALUES UP TO 101 IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH.    
THURSDAY  
SUNNY. HIGHS IN THE LOWER 90S. WEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 102.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND  
70. HIGHS AROUND 90.    
SATURDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.   
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.  
CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S.  
 
 
 
MOZ047-048-151800-  
MONITEAU MO-COLE MO-  
INCLUDING THE CITY OF JEFFERSON CITY  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS 5 TO  
10 MPH, BECOMING WEST THIS AFTERNOON. CHANCE OF RAIN 50 PERCENT.  
HEAT INDEX VALUES UP TO 106.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. NORTHEAST WINDS AROUND  
5 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO  
101 EARLY IN THE EVENING.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY WITH A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. HOT WITH  
HIGHS IN THE MID 90S. EAST WINDS AROUND 5 MPH, BECOMING SOUTH  
AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN 30 PERCENT. HEAT  
INDEX VALUES UP TO 104 IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX VALUES  
UP TO 102 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. HOT. LOWS IN  
THE LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.   
SATURDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.   
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS AROUND 80. CHANCE  
OF RAIN 50 PERCENT.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
IN THE LOWER 60S. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 70S.  
 
 
 
MOZ041-151800-  
BOONE MO-  
INCLUDING THE CITY OF COLUMBIA  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HIGHS IN THE MID 90S. SOUTH WINDS 5 TO 10 MPH,  
BECOMING WEST THIS AFTERNOON. CHANCE OF RAIN 50 PERCENT. HEAT  
INDEX VALUES UP TO 105.    
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS AND THUNDERSTORMS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.  
CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON.  
HUMID WITH HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTHEAST IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.  
HEAT INDEX VALUES UP TO 102 IN THE AFTERNOON.    
WEDNESDAY 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.    
THURSDAY  
SUNNY. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 103.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.   
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S.  
CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
AROUND 60. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE LOWER 70S.  
 
 
 
ILZ095>097-MOZ018-019-026-027-034>036-151800-  
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  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS THIS AFTERNOON. HIGHS IN THE LOWER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH, BECOMING WEST THIS AFTERNOON. GUSTS UP TO  
25 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 102.    
TONIGHT  
SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE UPPER  
60S. NORTHEAST WINDS 5 TO 10 MPH. CHANCE OF RAIN 70 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN PARTLY SUNNY IN THE AFTERNOON.  
HIGHS IN THE UPPER 80S. EAST WINDS AROUND 5 MPH. CHANCE OF RAIN  
50 PERCENT.    
WEDNESDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN THE LOWER 70S.  
EAST WINDS AROUND 5 MPH, BECOMING SOUTH AROUND 5 MPH AFTER  
MIDNIGHT. CHANCE OF RAIN 40 PERCENT.    
THURSDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE UPPER 80S.  
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT  
INDEX VALUES UP TO 100.    
THURSDAY NIGHT AND FRIDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE  
UPPER 80S. CHANCE OF RAIN 20 PERCENT.    
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 70.    
SATURDAY  
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 40 PERCENT.    
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID 70S.  
CHANCE OF RAIN 50 PERCENT.    
SUNDAY NIGHT AND MONDAY  
MOSTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE  
LOWER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
ILZ069-070-074-151800-  
CLINTON IL-MARION IL-WASHINGTON IL-  
INCLUDING THE CITIES OF CENTRALIA AND SALEM  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTH WINDS 5 TO  
10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
109 THIS AFTERNOON.    
TONIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY  
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER  
70S. EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND  
VARIABLE. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO  
104 EARLY IN THE EVENING.    
WEDNESDAY  
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE MORNING. HOT WITH HIGHS IN THE MID 90S. SOUTHEAST WINDS  
AROUND 5 MPH, BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX VALUES  
UP TO 103 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 106.    
THURSDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. HEAT INDEX  
VALUES UP TO 100 EARLY IN THE EVENING.    
FRIDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.  
HEAT INDEX VALUES UP TO 100.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF RAIN  
20 PERCENT.    
SUNDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
RAIN 30 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S.  
CHANCE OF RAIN 30 PERCENT.    
MONDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
MOZ074-084-085-099-151800-  
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITY OF FARMINGTON  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 105.    
TONIGHT  
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH IN THE  
EVENING, BECOMING LIGHT AND VARIABLE. CHANCE OF RAIN 20 PERCENT.  
HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
WEDNESDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS AROUND 70.  
HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY NIGHT  
PARTLY CLOUDY. LOWS IN THE UPPER 60S.    
SUNDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
RAIN 30 PERCENT.    
SUNDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S.  
CHANCE OF RAIN 30 PERCENT.    
MONDAY  
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HIGHS IN THE UPPER 70S. CHANCE OF RAIN  
40 PERCENT.  
 
 
 
MOZ060-151800-  
WARREN MO-  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS 5 TO  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST THIS AFTERNOON.  
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 107.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HUMID WITH LOWS AROUND 70. LIGHT AND VARIABLE  
WINDS. CHANCE OF RAIN 50 PERCENT.    
WEDNESDAY  
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HUMID WITH HIGHS IN THE MID 90S. LIGHT AND  
VARIABLE WINDS, BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON.  
CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 106 IN THE  
AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. LIGHT AND VARIABLE WINDS, BECOMING SOUTH  
AROUND 5 MPH AFTER MIDNIGHT. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 IN THE AFTERNOON.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND  
70. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF  
RAIN 20 PERCENT.    
SATURDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLOUDY WITH A  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE  
UPPER 60S. CHANCE OF RAIN 30 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. LOWS AROUND 60. CHANCE OF  
RAIN 40 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 70S.  
 
 
 
MOZ051-052-151800-  
MONTGOMERY MO-LINCOLN MO-  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS 5 TO  
10 MPH, BECOMING WEST THIS AFTERNOON. CHANCE OF RAIN 50 PERCENT.  
HEAT INDEX VALUES UP TO 105.    
TONIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE EVENING, THEN SHOWERS AND THUNDERSTORMS LIKELY AFTER  
MIDNIGHT. LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH.  
CHANCE OF RAIN 60 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON.  
HUMID WITH HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTHEAST IN THE AFTERNOON. CHANCE OF RAIN 40 PERCENT.  
HEAT INDEX VALUES UP TO 104 IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX  
VALUES UP TO 102 EARLY IN THE EVENING.    
THURSDAY  
SUNNY. HIGHS IN THE LOWER 90S. WEST WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 105.    
THURSDAY NIGHT AND FRIDAY  
MOSTLY CLEAR. LOWS AROUND 70. HIGHS  
IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.    
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS AROUND 70.    
SATURDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN 20 PERCENT.    
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS AROUND 80. CHANCE  
OF RAIN 50 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
PARTLY SUNNY. HIGHS IN THE MID 70S.  
 
 
 
ILZ058-059-098-099-151800-  
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTH WINDS AROUND  
10 MPH WITH GUSTS UP TO 20 MPH, BECOMING WEST THIS AFTERNOON.  
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105.    
TONIGHT  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 70. EAST WINDS AROUND 5 MPH. CHANCE OF  
RAIN 50 PERCENT.    
WEDNESDAY  
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON.  
HUMID WITH HIGHS IN THE LOWER 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN  
40 PERCENT. HEAT INDEX VALUES UP TO 103 IN THE AFTERNOON.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. SOUTHEAST WINDS AROUND 5 MPH. HEAT INDEX  
VALUES UP TO 100 EARLY IN THE EVENING.    
THURSDAY  
SUNNY. HIGHS IN THE MID 90S. SOUTHWEST WINDS AROUND  
5 MPH, BECOMING NORTHWEST IN THE AFTERNOON. HEAT INDEX VALUES UP  
TO 103.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS AROUND 70.    
FRIDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.   
FRIDAY NIGHT  
MOSTLY CLEAR. LOWS AROUND 70.    
SATURDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF  
RAIN 20 PERCENT.    
SATURDAY NIGHT AND SUNDAY  
MOSTLY CLOUDY. A CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.  
CHANCE OF RAIN 40 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
ILZ060-065-151800-  
MONTGOMERY IL-FAYETTE IL-  
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA  
518 AM CDT TUE SEP 15 2026  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO  
106.    
TONIGHT  
PARTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY IN  
THE EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 70. EAST WINDS AROUND  
5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE. CHANCE OF RAIN  
70 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
WEDNESDAY  
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE MORNING. HIGHS IN THE MID 90S. EAST WINDS AROUND 5 MPH,  
BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON. CHANCE OF RAIN  
50 PERCENT. HEAT INDEX VALUES UP TO 102.    
WEDNESDAY 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 100 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON. HEAT INDEX  
VALUES UP TO 103.    
THURSDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS AROUND 70.    
FRIDAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.   
FRIDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE UPPER 60S.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS  
IN THE UPPER 60S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY  
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
RAIN 40 PERCENT.    
SUNDAY NIGHT  
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. CHANCE OF RAIN 20 PERCENT.    
MONDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
ILZ064-151800-  
BOND IL-  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO  
107.    
TONIGHT  
PARTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY IN  
THE EVENING, THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. EAST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE. CHANCE  
OF RAIN 60 PERCENT. HEAT INDEX VALUES UP TO 101 EARLY IN THE  
EVENING.    
WEDNESDAY  
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
IN THE MORNING. HOT WITH HIGHS IN THE MID 90S. EAST WINDS AROUND  
5 MPH, BECOMING SOUTH AROUND 5 MPH IN THE AFTERNOON. CHANCE OF  
RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE  
EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON. HEAT INDEX  
VALUES UP TO 105.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF RAIN  
20 PERCENT.    
SUNDAY  
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF  
RAIN 30 PERCENT.    
SUNDAY NIGHT AND MONDAY  
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE  
UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
ILZ079-MOZ075-151800-  
RANDOLPH IL-SAINTE GENEVIEVE MO-  
INCLUDING THE CITIES OF CHESTER AND SPARTA  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS 5 TO  
10 MPH. HEAT INDEX VALUES UP TO 109.    
TONIGHT  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. SOUTHEAST  
WINDS AROUND 5 MPH. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES  
UP TO 102 EARLY IN THE EVENING.    
WEDNESDAY  
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX  
VALUES UP TO 103 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING WEST AROUND 5 MPH IN THE AFTERNOON. HEAT  
INDEX VALUES UP TO 105.    
THURSDAY NIGHT THROUGH SATURDAY  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY NIGHT  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
PARTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE LOWER 60S.  
CHANCE OF RAIN 30 PERCENT.    
MONDAY  
PARTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS,  
MAINLY IN THE MORNING. HIGHS IN THE UPPER 70S. CHANCE OF RAIN  
30 PERCENT.  
 
 
 
MOZ059-062-072-073-151800-  
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-  
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS 5 TO  
10 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 106.    
TONIGHT  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH IN  
THE EVENING, BECOMING LIGHT AND VARIABLE. CHANCE OF RAIN  
50 PERCENT.    
WEDNESDAY  
PARTLY SUNNY. A CHANCE OF THUNDERSTORMS WITH A  
SLIGHT CHANCE OF SHOWERS IN THE AFTERNOON. HOT WITH HIGHS IN THE  
MID 90S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 40 PERCENT.  
HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX  
VALUES UP TO 101 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING NORTHWEST IN THE AFTERNOON. HEAT INDEX  
VALUES UP TO 105.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF  
RAIN 40 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. LOWS AROUND 60. CHANCE OF  
RAIN 40 PERCENT.    
MONDAY  
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
 
ILZ102-MOZ065-151800-  
MONROE IL-JEFFERSON MO-  
518 AM CDT TUE SEP 15 2026  
 
...HEAT ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 7 PM CDT  
THIS EVENING...  
   
TODAY  
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS  
AFTERNOON. WARMER WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
109.    
TONIGHT  
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 70S. EAST WINDS AROUND 5 MPH.  
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 102 EARLY IN  
THE EVENING.    
WEDNESDAY  
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS AROUND  
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 109.    
WEDNESDAY NIGHT  
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.  
LOWS IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX  
VALUES UP TO 103 EARLY IN THE EVENING.    
THURSDAY  
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH, BECOMING NORTHWEST AROUND 5 MPH IN THE  
AFTERNOON. HEAT INDEX VALUES UP TO 107.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT  
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.    
SATURDAY  
MOSTLY SUNNY. HIGHS IN THE MID 90S.    
SATURDAY NIGHT  
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY AND SUNDAY NIGHT  
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE LOWER 60S.  
CHANCE OF RAIN 30 PERCENT.    
MONDAY  
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. CHANCE OF RAIN 20 PERCENT.  
 
 
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