567  
FPUS53 KLSX 010907  
ZFPLSX  
 
ZONE FORECASTS  
NATIONAL WEATHER SERVICE SAINT LOUIS MO  
407 AM CDT TUE SEP 1 2026  
 
ILZ100-101-MOZ061-063-064-011700-  
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  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS AROUND  
5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104 EARLY IN THE  
EVENING.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
UPPER 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 110.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HOT. LOWS IN THE MID 70S. HIGHS IN THE  
MID 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 100.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS IN THE LOWER 70S.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
MOZ042-049-050-011700-  
AUDRAIN MO-OSAGE MO-CALLAWAY MO-  
INCLUDING THE CITIES OF MEXICO AND FULTON  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 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  
5 TO 10 MPH.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY
 
SUNNY. HIGHS IN THE MID 90S.    
SUNDAY NIGHT AND LABOR DAY
 
PARTLY CLOUDY. LOWS AROUND 70.  
HIGHS IN THE LOWER 90S.  
 

 
 
MOZ041-047-048-011700-  
BOONE MO-MONITEAU MO-COLE MO-  
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE  
EVENING.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
UPPER 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 105.    
SATURDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 70S. CHANCE OF RAIN  
20 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
SUNDAY AND SUNDAY NIGHT
 
MOSTLY CLEAR. HOT. HIGHS IN THE MID  
90S. LOWS IN THE LOWER 70S. HEAT INDEX VALUES UP TO 100.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
ILZ095>097-MOZ018-019-026-027-034>036-011700-  
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  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
5 TO 10 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 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  
5 TO 10 MPH. HEAT INDEX VALUES UP TO 103.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. HOT. LOWS IN  
THE UPPER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.   
SATURDAY AND SATURDAY NIGHT
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HOT. HIGHS IN THE MID 90S. LOWS IN THE  
LOWER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
100.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE  
MORNING. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT AND LABOR DAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
60S. HIGHS AROUND 90.  
 

 
 
ILZ069-070-074-011700-  
CLINTON IL-MARION IL-WASHINGTON IL-  
INCLUDING THE CITIES OF CENTRALIA AND SALEM  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
TONIGHT
 
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
WEDNESDAY NIGHT
 
CLEAR. 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 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.    
THURSDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES  
UP TO 105 EARLY IN THE EVENING.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLEAR. HOT. HIGHS IN THE UPPER  
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.    
SATURDAY
 
SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HOT WITH HIGHS IN THE UPPER 90S. CHANCE OF RAIN  
20 PERCENT.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HOT. LOWS IN THE LOWER 70S. HIGHS IN  
THE MID 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
100.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN BECOMING  
MOSTLY CLEAR. LOWS AROUND 70.    
LABOR DAY
 
SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
MOZ074-084-085-099-011700-  
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-  
INCLUDING THE CITY OF FARMINGTON  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST  
WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH  
WINDS AROUND 5 MPH.    
THURSDAY
 
SUNNY. HIGHS IN THE MID 90S. SOUTHWEST WINDS AROUND  
5 MPH.    
THURSDAY NIGHT THROUGH LABOR DAY
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 70S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 105.  
 

 
 
MOZ051-052-060-011700-  
MONTGOMERY MO-LINCOLN MO-WARREN MO-  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 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. HEAT INDEX VALUES UP TO 103.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS  
AND THUNDERSTORMS IN THE EVENING, THEN MOSTLY CLEAR AFTER  
MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 70.    
LABOR DAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
ILZ058-059-098-099-011700-  
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS AROUND  
5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE  
EVENING.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. HOT. LOWS IN  
THE MID 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 105.   
SATURDAY AND SATURDAY NIGHT
 
MOSTLY CLEAR. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. HOT. HIGHS IN THE UPPER 90S. LOWS IN  
THE LOWER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO  
105.    
SUNDAY
 
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF  
RAIN 20 PERCENT.    
SUNDAY NIGHT AND LABOR DAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
60S. HIGHS IN THE LOWER 90S.  
 

 
 
ILZ060-064-065-011700-  
MONTGOMERY IL-BOND IL-FAYETTE IL-  
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
TONIGHT
 
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 102 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT
 
CLEAR. 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 UPPER 90S. SOUTHWEST  
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLEAR. HOT. LOWS IN  
THE MID 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 105.   
SATURDAY
 
SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HOT WITH HIGHS IN THE UPPER 90S. CHANCE OF RAIN  
20 PERCENT.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE  
MID 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT AND LABOR DAY
 
MOSTLY CLEAR. LOWS IN THE UPPER  
60S. HIGHS IN THE LOWER 90S.  
 

 
 
ILZ079-MOZ075-011700-  
RANDOLPH IL-SAINTE GENEVIEVE MO-  
INCLUDING THE CITIES OF CHESTER AND SPARTA  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
TONIGHT
 
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
WEDNESDAY NIGHT
 
CLEAR. 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 MID 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
MID 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 110.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
LOWS IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX  
VALUES UP TO 100 EARLY IN THE EVENING.    
SUNDAY
 
MOSTLY 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.    
SUNDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS  
AROUND 70.    
LABOR DAY
 
SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
MOZ059-062-072-073-011700-  
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-  
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 103.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 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. HEAT INDEX VALUES UP TO 103.    
THURSDAY NIGHT THROUGH SATURDAY NIGHT
 
MOSTLY CLEAR. HOT. LOWS  
IN THE LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO  
105.    
SUNDAY
 
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN  
THE AFTERNOON. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.    
SUNDAY NIGHT AND LABOR DAY
 
MOSTLY CLEAR. LOWS IN THE UPPER  
60S. HIGHS IN THE LOWER 90S.  
 

 
 
ILZ102-MOZ065-011700-  
MONROE IL-JEFFERSON MO-  
407 AM CDT TUE SEP 1 2026  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT FRIDAY
 
 
   
TODAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS  
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106.    
TONIGHT
 
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH.  
HEAT INDEX VALUES UP TO 104 EARLY IN THE EVENING.    
WEDNESDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106.    
WEDNESDAY NIGHT
 
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND  
5 MPH. HEAT INDEX VALUES UP TO 104 EARLY IN THE EVENING.    
THURSDAY
 
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST  
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.    
THURSDAY NIGHT THROUGH SATURDAY
 
MOSTLY CLEAR. HOT. LOWS IN THE  
MID 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 110.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLEAR  
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER  
70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY  
IN THE EVENING.    
SUNDAY AND SUNDAY NIGHT
 
PARTLY CLOUDY. HOT. HIGHS IN THE MID  
90S. LOWS AROUND 70. HEAT INDEX VALUES UP TO 105.    
LABOR DAY
 
SUNNY. HIGHS IN THE LOWER 90S.  
 

 
 
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