559
FPUS53 KLSX 080627
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
127 AM CDT SAT AUG 8 2026
ILZ100-101-MOZ061-063-064-081400-
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 SAT AUG 8 2026
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. WEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS AROUND 90. WEST WINDS AROUND 5 MPH.
HEAT INDEX VALUES UP TO 101.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTHEAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY
IN THE EVENING.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 106.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS. LOWS IN THE LOWER 70S. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT 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.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 40 PERCENT.
MOZ042-049-050-081400-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE AROUND
70. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHWEST WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S. SOUTH
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 104 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS
UP TO 20 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
103 EARLY IN THE EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS IN THE LOWER 90S.
LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN
40 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 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 SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 60 PERCENT.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER
80S. CHANCE OF RAIN 40 PERCENT.
MOZ041-047-048-081400-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS AROUND 90. NORTHWEST WINDS AROUND
5 MPH, BECOMING EAST IN THE AFTERNOON. HEAT INDEX VALUES UP TO
101 IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTHEAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY
IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTH
WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP
TO 106 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH GUSTS
UP TO 20 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE MID
90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 105.
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 100 EARLY IN THE
EVENING.
THURSDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE UPPER 80S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND
70. CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID
80S. CHANCE OF RAIN 50 PERCENT.
ILZ095>097-MOZ018-019-026-027-034>036-081400-
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 SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. WEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHWEST WINDS AROUND
5 MPH, BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS AROUND 70. SOUTHEAST WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTH WINDS 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
HUMID WITH LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH WITH
GUSTS UP TO 20 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES
UP TO 104 EARLY IN THE EVENING.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES
UP TO 105 IN THE AFTERNOON.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE
LOWER 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE LOWER 70S. HIGHS IN THE UPPER 80S.
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. 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.
THURSDAY
A SLIGHT CHANCE OF THUNDERSTORMS. SHOWERS LIKELY,
MAINLY IN THE MORNING. HIGHS IN THE LOWER 80S. CHANCE OF RAIN
60 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE
MID 60S. CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS AROUND 80. CHANCE OF RAIN 50 PERCENT.
ILZ069-070-074-081400-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS AROUND 90. WEST WINDS AROUND 5 MPH.
HEAT INDEX VALUES UP TO 102.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS AROUND 70. LIGHT
AND VARIABLE WINDS.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 102 EARLY IN THE
EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS IN THE MID 90S.
LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE LOWER 90S.
CHANCE OF RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S.
CHANCE OF RAIN 60 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN
THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS
LIKELY AFTER MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF RAIN
60 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN
50 PERCENT.
MOZ074-084-085-099-081400-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE UPPER 80S. LIGHT AND VARIABLE
WINDS, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 100 IN THE AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
SUNDAY
SUNNY WITH HIGHS AROUND 90. SOUTH WINDS 5 TO 10 MPH.
HEAT INDEX VALUES UP TO 102 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY THROUGH TUESDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE LOWER
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN A CHANCE OF
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 40 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE
EVENING.
THURSDAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE UPPER 60S.
CHANCE OF RAIN 50 PERCENT.
MOZ051-052-060-081400-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE UPPER 80S. NORTHWEST WINDS
AROUND 5 MPH IN THE MORNING, BECOMING LIGHT AND VARIABLE.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS AROUND 70.
SOUTHEAST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY
IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING 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.
MONDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110 IN THE AFTERNOON.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS IN THE MID 70S.
HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 70S. CHANCE OF
RAIN 40 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 IN
THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 70. CHANCE OF RAIN 50 PERCENT. HEAT
INDEX VALUES UP TO 100 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY AFTER MIDNIGHT. LOCALLY HEAVY RAINFALL POSSIBLE AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. CHANCE OF RAIN 60 PERCENT.
FRIDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS IN
THE MORNING, THEN A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
HIGHS IN THE LOWER 80S. CHANCE OF RAIN 40 PERCENT.
ILZ058-059-098-099-081400-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. WEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S. SOUTH
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 103.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.
HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105 IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY 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 70S. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO
100 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. 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.
THURSDAY
PARTLY SUNNY IN THE MORNING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF
THUNDERSTORMS. HIGHS IN THE MID 80S. CHANCE OF RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS
LIKELY AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN
60 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE LOWER 80S. CHANCE OF RAIN
50 PERCENT.
ILZ060-064-065-081400-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE UPPER 80S. WEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING SOUTHEAST AFTER MIDNIGHT.
SUNDAY
SUNNY WITH HIGHS AROUND 90. SOUTH WINDS 5 TO 10 MPH.
HEAT INDEX VALUES UP TO 103.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE
EVENING.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
LOWS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX
VALUES UP TO 105 IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS. LOWS IN THE LOWER 70S. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.
CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO 100 IN THE
AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN SHOWERS LIKELY WITH A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE UPPER 60S.
CHANCE OF RAIN 60 PERCENT.
THURSDAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
WITH A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE LOWER 80S.
LOWS IN THE MID 60S. CHANCE OF RAIN 50 PERCENT.
ILZ079-MOZ075-081400-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
MOSTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS AROUND 90. WEST WINDS AROUND 5 MPH,
BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO 102.
SATURDAY NIGHT
CLEAR WITH LOWS AROUND 70. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 101 EARLY IN THE EVENING.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 103 EARLY IN THE
EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS
IN THE MID 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP
TO 105 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 CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS. LOWS IN THE LOWER 70S. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT 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.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF RAIN
50 PERCENT.
MOZ059-062-072-073-081400-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS AROUND 90. LIGHT AND VARIABLE WINDS.
HEAT INDEX VALUES UP TO 101.
SATURDAY NIGHT
CLEAR WITH LOWS AROUND 70. SOUTHEAST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 104.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 103 EARLY IN THE EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HIGHS IN THE MID 90S.
LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 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
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING, THEN SHOWERS
LIKELY WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 60 PERCENT.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF RAIN
50 PERCENT.
ILZ102-MOZ065-081400-
MONROE IL-JEFFERSON MO-
127 AM CDT SAT AUG 8 2026
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. WEST WINDS AROUND 5 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE LOWER 90S. WEST WINDS AROUND
5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. HEAT INDEX VALUES UP
TO 103.
SATURDAY NIGHT
CLEAR WITH LOWS AROUND 70. SOUTHEAST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
MONDAY THROUGH TUESDAY
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT AND WEDNESDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 70S. HIGHS IN THE
LOWER 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
105.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS. LOWS IN THE LOWER 70S. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 50 PERCENT.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT 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.
FRIDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. A SLIGHT CHANCE
OF THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF THUNDERSTORMS
IN THE AFTERNOON. HIGHS IN THE MID 80S. CHANCE OF RAIN
40 PERCENT.
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