820
FPUS53 KLSX 092244
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
543 PM CDT SUN AUG 9 2026
ILZ100-101-MOZ061-063-064-100600-
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
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 102 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 111 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 70S. CHANCE OF RAIN 50 PERCENT.
HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN
THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S.
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 40 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS, MAINLY IN THE EVENING. LOWS
IN THE LOWER 70S. CHANCE OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.
MOZ049-050-100600-
OSAGE MO-CALLAWAY MO-
INCLUDING THE CITY OF FULTON
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 102 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP
TO 107 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 106 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO
106 IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 90S. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE AFTERNOON.
WEDNESDAY 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 LOWER 70S. CHANCE OF
RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLOUDY. SHOWERS LIKELY WITH
A CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS AROUND
70. CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS,
MAINLY IN THE MORNING. HIGHS IN THE MID 80S. CHANCE OF RAIN
50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE UPPER 80S.
CHANCE OF RAIN 50 PERCENT.
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 LOWER 70S. CHANCE
OF RAIN 30 PERCENT.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
MOZ042-100600-
AUDRAIN MO-
INCLUDING THE CITY OF MEXICO
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 MPH.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 101 EARLY THIS
EVENING.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 103 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 103 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS AROUND 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 104.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 104 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. HIGHS AROUND 90. CHANCE
OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT. HEAT INDEX
VALUES UP TO 100 EARLY IN THE EVENING.
THURSDAY
BECOMING MOSTLY CLOUDY IN THE AFTERNOON. A CHANCE OF
THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS IN
THE LOWER 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY 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.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE LOWER 80S. LOWS IN THE UPPER 60S.
CHANCE OF RAIN 50 PERCENT.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN PARTLY SUNNY IN THE
AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF
RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.
MOZ041-047-048-100600-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 103 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP
TO 108 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO
108 IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HOT WITH HIGHS IN THE MID 90S.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE
AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF THUNDERSTORMS. SHOWERS
LIKELY, MAINLY IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 60 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF RAIN 70 PERCENT.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE LOWER 70S.
CHANCE OF RAIN 50 PERCENT.
SATURDAY
PARTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE UPPER 80S.
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE
AFTERNOON.
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 LOWER 70S. CHANCE
OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
ILZ095>097-MOZ018-019-026-027-034>036-100600-
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
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 MPH.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 101 EARLY THIS
EVENING.
MONDAY
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 30 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 107 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 107 IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT
INDEX VALUES UP TO 106 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS
IN THE MORNING. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT. HEAT
INDEX VALUES UP TO 105 IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
THURSDAY AND THURSDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. HIGHS IN THE LOWER 80S. LOWS IN THE UPPER 60S.
CHANCE OF RAIN 70 PERCENT.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS,
MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. CHANCE OF RAIN
50 PERCENT.
FRIDAY 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 60 PERCENT.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS,
MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. CHANCE OF RAIN
50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.
ILZ069-074-100600-
CLINTON IL-WASHINGTON IL-
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 100 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 112 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 109 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 111.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE LOWER
90S. CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 IN
THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID
70S. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 50 PERCENT.
HEAT INDEX VALUES UP TO 100.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT. LOWS AROUND 70. CHANCE OF RAIN 70 PERCENT.
FRIDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE UPPER 80S.
LOWS IN THE LOWER 70S. CHANCE OF RAIN 40 PERCENT.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
ILZ070-100600-
MARION IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS
UP TO 20 MPH.
MONDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 107.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX
VALUES UP TO 104 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
LOWS IN THE MID 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 102 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE LOWER
90S. CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 IN
THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE LOWER
70S. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY
IN THE EVENING.
THURSDAY
A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY 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.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 70. HIGHS IN
THE MID 80S. CHANCE OF RAIN 40 PERCENT.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE
MID 80S. CHANCE OF RAIN 20 PERCENT.
MOZ074-084-085-099-100600-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 103 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 102 EARLY IN THE EVENING.
WEDNESDAY
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE MID 70S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 40 PERCENT.
HEAT INDEX VALUES UP TO 100.
THURSDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS AROUND 90. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 100.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE
LOWER 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
100.
MOZ051-060-100600-
MONTGOMERY MO-WARREN MO-
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 102 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX
VALUES UP TO 108 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 IN THE
AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN
THE EVENING.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE
AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
THURSDAY AND THURSDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE UPPER 60S.
CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE MID 80S.
CHANCE OF RAIN 40 PERCENT.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 60S.
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS. LOWS AROUND 70. CHANCE OF
RAIN 30 PERCENT.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
MOZ052-100600-
LINCOLN MO-
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS
UP TO 20 MPH. HEAT INDEX VALUES UP TO 104 EARLY THIS EVENING.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 20 PERCENT. HEAT
INDEX VALUES UP TO 109 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 109 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE MID 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
TUESDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109 EARLY
IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE
AFTERNOON.
WEDNESDAY 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 LOWER 70S. CHANCE OF
RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
THURSDAY
A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY 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.
FRIDAY
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. CHANCE OF
RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS. LOWS AROUND 70. CHANCE OF RAIN 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE MID 80S.
CHANCE OF RAIN 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS. LOWS IN THE LOWER 70S. CHANCE
OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
ILZ058-059-098-099-100600-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 103 EARLY THIS EVENING.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN
THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE LOWER
90S. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
THURSDAY
BECOMING MOSTLY CLOUDY IN THE AFTERNOON. A CHANCE OF
THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING. HIGHS IN
THE MID 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY NIGHT
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS.
LOWS IN THE UPPER 60S. CHANCE OF RAIN 70 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S.
CHANCE OF RAIN 50 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE
OF RAIN 50 PERCENT.
SATURDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS IN THE MID 80S.
CHANCE OF RAIN 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS. LOWS IN THE UPPER 60S. CHANCE
OF RAIN 30 PERCENT.
SUNDAY
PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
ILZ060-064-065-100600-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN PARTLY CLOUDY WITH A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
CHANCE OF RAIN 20 PERCENT.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF RAIN 20 PERCENT. HEAT
INDEX VALUES UP TO 108 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS AROUND 90.
CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE
AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
THURSDAY
A CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN
THE MORNING. HIGHS IN THE MID 80S. CHANCE OF RAIN 60 PERCENT.
THURSDAY 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.
FRIDAY THROUGH SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S.
LOWS IN THE UPPER 60S. CHANCE OF RAIN 50 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. 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 30 PERCENT.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 20 PERCENT.
ILZ079-100600-
RANDOLPH IL-
INCLUDING THE CITIES OF CHESTER AND SPARTA
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 101 EARLY
THIS EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 111 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT WITH HIGHS IN THE MID 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID
70S. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT. HEAT
INDEX VALUES UP TO 105 IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY 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 LOWER 70S. CHANCE
OF RAIN 30 PERCENT.
SATURDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING,
THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 30 PERCENT.
HEAT INDEX VALUES UP TO 100 IN THE AFTERNOON.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
MOZ075-100600-
SAINTE GENEVIEVE MO-
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 107 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH
WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID
70S. CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT. HEAT
INDEX VALUES UP TO 105 IN THE AFTERNOON.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN PARTLY SUNNY IN THE AFTERNOON.
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX
VALUES UP TO 100 IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 30 PERCENT.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS AROUND 90. LOWS IN THE LOWER
70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 100.
MOZ059-062-100600-
GASCONADE MO-FRANKLIN MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 102 EARLY
THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 108 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT WITH HIGHS IN THE MID 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE LOWER 70S.
CHANCE OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN
THE EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS AROUND 70. CHANCE
OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 100.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS,
MAINLY IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF RAIN
50 PERCENT.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S.
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 40 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 30 PERCENT.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.
MOZ072-073-100600-
CRAWFORD MO-WASHINGTON MO-
543 PM CDT SUN AUG 9 2026
..HEAT ADVISORY IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTHWEST
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 102 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST WINDS AROUND
5 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 101 EARLY
IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID 70S. CHANCE
OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE
EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT. HEAT
INDEX VALUES UP TO 100.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF RAIN 50 PERCENT.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
FRIDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF
SHOWERS, MAINLY IN THE EVENING. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 30 PERCENT.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE
LOWER 70S. CHANCE OF RAIN 20 PERCENT.
ILZ102-MOZ065-100600-
MONROE IL-JEFFERSON MO-
543 PM CDT SUN AUG 9 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM CDT WEDNESDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 101 EARLY THIS EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX
VALUES UP TO 111.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH WITH
GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE
EVENING.
TUESDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
WEDNESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HOT WITH HIGHS IN THE MID 90S.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID
70S. CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE LOWER 70S.
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105.
FRIDAY
MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 20 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 40 PERCENT.
SATURDAY
PARTLY SUNNY. A CHANCE OF SHOWERS IN THE MORNING,
THEN A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. HIGHS AROUND 90. CHANCE OF RAIN 40 PERCENT. HEAT INDEX
VALUES UP TO 100.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
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