779
FPUS53 KLSX 290743
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
243 AM CDT MON JUN 29 2026
ILZ100-101-MOZ061-063-064-291500-
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
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS
10 TO 15 MPH. HEAT INDEX VALUES UP TO 110.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 109 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
CLEAR WITH LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. HOT. LOWS
IN THE UPPER 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO
110.
FRIDAY
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 110.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
110 EARLY IN THE EVENING.
INDEPENDENCE DAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 105.
SATURDAY 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.
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100.
MOZ042-049-050-291500-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 106 THIS
AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 104 EARLY
IN THE EVENING.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 104.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH, DIMINISHING TO AROUND 5 MPH AFTER
MIDNIGHT. HEAT INDEX VALUES UP TO 104 EARLY IN THE EVENING.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 5 TO
10 MPH WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 103.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
INDEPENDENCE DAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN
THE LOWER 90S. LOWS IN THE LOWER 70S. HEAT INDEX VALUES UP TO
100.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS AROUND 90. CHANCE OF RAIN 20 PERCENT.
MOZ041-047-048-291500-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 107 THIS
AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 107 EARLY
IN THE EVENING.
TUESDAY
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
106 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
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.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
INDEPENDENCE DAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN
THE MID 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE LOWER 90S. CHANCE OF
RAIN 20 PERCENT.
ILZ095>097-MOZ018-019-026-027-034>036-291500-
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
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
PARTLY SUNNY. HIGHS IN THE LOWER 90S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 30 MPH. HEAT INDEX VALUES UP TO 106 THIS
AFTERNOON.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY
CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH WINDS 10 TO 15 MPH
WITH GUSTS UP TO 30 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
TUESDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS
10 TO 15 MPH WITH GUSTS UP TO 30 MPH. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTHWEST WINDS
10 TO 15 MPH. GUSTS UP TO 30 MPH IN THE EVENING. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS UP TO 30 MPH. HEAT INDEX VALUES UP TO 104.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. LOWS IN THE MID
70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE MORNING. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 105.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
INDEPENDENCE DAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. HEAT
INDEX VALUES UP TO 100.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN PARTLY CLOUDY
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 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
30 PERCENT.
ILZ069-074-291500-
CLINTON IL-WASHINGTON IL-
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS
10 TO 15 MPH. HEAT INDEX VALUES UP TO 110.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 112.
TUESDAY NIGHT
CLEAR WITH LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.
FRIDAY
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 110.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 70S. HEAT INDEX VALUES UP TO 110 EARLY IN THE EVENING.
INDEPENDENCE DAY
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 105.
SATURDAY NIGHT
MOSTLY CLEAR. 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.
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100.
ILZ070-291500-
MARION IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
TUESDAY
SUNNY WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 110.
TUESDAY NIGHT
CLEAR WITH LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
MID 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110.
FRIDAY
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.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
INDEPENDENCE DAY
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 100.
SATURDAY 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 100 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS AROUND 90. CHANCE OF RAIN
30 PERCENT.
MOZ074-084-085-099-291500-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
SUNNY. HIGHS IN THE LOWER 90S. SOUTH WINDS 5 TO 10 MPH
WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 105.
TONIGHT
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 104 EARLY IN THE EVENING.
TUESDAY
SUNNY WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 104 EARLY IN THE EVENING.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 104.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. 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
PARTLY CLOUDY IN THE EVENING, THEN CLEARING. LOWS
IN THE MID 70S. HEAT INDEX VALUES UP TO 100 EARLY IN THE EVENING.
INDEPENDENCE DAY AND SATURDAY NIGHT
MOSTLY CLEAR. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 90S. LOWS
IN THE MID 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP
TO 100.
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT.
MOZ060-291500-
WARREN MO-
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
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
108 THIS AFTERNOON.
TONIGHT
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 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 107.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 110.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY THROUGH INDEPENDENCE DAY
MOSTLY CLEAR. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. 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
105.
MOZ051-052-291500-
MONTGOMERY MO-LINCOLN MO-
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 10 TO
15 MPH WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 108.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH WITH GUSTS UP TO 25 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 WITH GUSTS UP TO 25 MPH. HEAT INDEX VALUES UP TO 107.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
WEDNESDAY
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.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
110 EARLY IN THE EVENING.
FRIDAY THROUGH INDEPENDENCE DAY
MOSTLY CLEAR. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF THUNDERSTORMS. A
CHANCE OF SHOWERS, MAINLY IN THE MORNING. HIGHS AROUND 90. CHANCE
OF RAIN 30 PERCENT.
ILZ058-059-098-099-291500-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 10 TO
15 MPH. HEAT INDEX VALUES UP TO 108 THIS AFTERNOON.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 10 TO 15 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 107.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
THURSDAY 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.
FRIDAY
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.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105 EARLY IN
THE EVENING.
INDEPENDENCE DAY AND SATURDAY NIGHT
PARTLY CLOUDY. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 90S. LOWS
IN THE LOWER 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP
TO 105.
SUNDAY
MOSTLY 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
30 PERCENT.
ILZ060-064-065-291500-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. SOUTH WINDS 10 TO
15 MPH. HEAT INDEX VALUES UP TO 107.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
TUESDAY
SUNNY WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 109.
TUESDAY NIGHT
CLEAR WITH LOWS IN THE LOWER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
WEDNESDAY
SUNNY WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY 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 110 EARLY IN THE EVENING.
FRIDAY
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.
FRIDAY 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.
INDEPENDENCE DAY
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.
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 MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 30 PERCENT.
ILZ079-MOZ075-291500-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS 10 TO
15 MPH. HEAT INDEX VALUES UP TO 109.
TONIGHT
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 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 110.
TUESDAY NIGHT
CLEAR WITH LOWS IN THE LOWER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 112 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 110.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
THURSDAY AND THURSDAY NIGHT
MOSTLY CLEAR. HOT. HIGHS IN THE
UPPER 90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 115.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT AND INDEPENDENCE DAY
PARTLY CLOUDY. LOWS IN THE
MID 70S. HIGHS IN THE MID 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 MID
70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100.
MOZ062-291500-
FRANKLIN MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
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 108.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
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. HEAT INDEX VALUES UP TO 107.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 110.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 110 EARLY IN THE
EVENING.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS IN THE MID 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105.
FRIDAY NIGHT AND INDEPENDENCE DAY
MOSTLY CLEAR. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. 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
105.
MOZ059-072-073-291500-
GASCONADE MO-CRAWFORD MO-WASHINGTON MO-
243 AM CDT MON JUN 29 2026
..HEAT ADVISORY IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
SUNNY. HIGHS IN THE MID 90S. SOUTH WINDS 5 TO 10 MPH
WITH GUSTS UP TO 20 MPH. HEAT INDEX VALUES UP TO 105.
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 104 EARLY
IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 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 104 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 104.
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 MID 90S. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 105.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
INDEPENDENCE DAY
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
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 MORNING, THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 90S. CHANCE OF
RAIN 30 PERCENT.
ILZ102-MOZ065-291500-
MONROE IL-JEFFERSON MO-
243 AM CDT MON JUN 29 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 10 PM CDT FRIDAY
TODAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 110.
TONIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
TUESDAY NIGHT
CLEAR WITH LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
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. HOT WITH HIGHS IN THE MID 90S. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
110 EARLY IN THE EVENING.
INDEPENDENCE DAY
SUNNY, HOT WITH HIGHS IN THE MID 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 MID 70S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
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 LOWER 90S. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 100.
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