337
FPUS53 KLSX 310627
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
127 AM CDT MON AUG 31 2026
ILZ100-101-MOZ061-063-064-311400-
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
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY NIGHT
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.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. LOWS
IN THE UPPER 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO
105.
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
MOSTLY CLEAR. LOWS IN THE MID 70S.
SATURDAY
SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
HIGHS IN THE LOWER 90S.
MOZ042-049-050-311400-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN
THE UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER 90S.
LOWS IN THE LOWER 70S.
SATURDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN
20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 90.
MOZ041-047-048-311400-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN
THE UPPER 90S. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO
105.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER 90S.
LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 100.
SATURDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN
20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF
RAIN 20 PERCENT.
ILZ095>097-MOZ018-019-026-027-034>036-311400-
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
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 70S. SOUTH WINDS AROUND 10 MPH WITH GUSTS UP TO 25 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 25 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN
THE UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 90S. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 20 PERCENT.
SATURDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE
LOWER 90S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70.
SUNDAY
MOSTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS. HIGHS
IN THE UPPER 80S.
ILZ069-070-074-311400-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE AROUND
70. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR, HOT. HIGHS IN THE UPPER
90S. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SATURDAY
SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
HIGHS AROUND 90.
MOZ074-084-085-099-311400-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 5 TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR, HOT. HIGHS IN THE MID
90S. LOWS IN THE LOWER 70S. HEAT INDEX VALUES UP TO 100.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
MID 90S. LOWS IN THE LOWER 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 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
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 CLEAR. LOWS IN THE UPPER 60S.
HIGHS AROUND 90.
MOZ051-052-060-311400-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
CLEAR. NEAR STEADY TEMPERATURE IN THE MID 70S.
SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN
THE UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SATURDAY
SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 90.
ILZ058-059-098-099-311400-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE EVENING.
WEDNESDAY THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN
THE UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 90S. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS
AROUND 90.
ILZ060-064-065-311400-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 60S. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR, HOT. HIGHS IN THE UPPER
90S. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 90S. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S.
HIGHS IN THE UPPER 80S.
ILZ079-MOZ075-311400-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
CLEAR. NEAR STEADY TEMPERATURE IN THE LOWER
70S. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.
WEDNESDAY AND WEDNESDAY NIGHT
CLEAR, HOT. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
MID 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SATURDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 100.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS
AROUND 90.
MOZ059-062-072-073-311400-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH WITH GUSTS UP TO 20 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
TUESDAY NIGHT
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 MID 90S. HEAT INDEX
VALUES UP TO 105.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. LOWS
IN THE MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SATURDAY
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 CLEAR. LOWS IN THE UPPER 60S.
HIGHS AROUND 90.
ILZ102-MOZ065-311400-
MONROE IL-JEFFERSON MO-
127 AM CDT MON AUG 31 2026
..HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CDT FRIDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
MOSTLY 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. HEAT INDEX
VALUES UP TO 105.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. LOWS
IN THE MID 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO
110.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SATURDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 100.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS
IN THE LOWER 90S.
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