729
FPUS53 KLSX 190328
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
1027 PM CDT TUE AUG 18 2026
ILZ100-101-MOZ061-063-064-191100-
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
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN BECOMING PARTLY
CLOUDY. SHOWERS AND THUNDERSTORMS. LOWS AROUND 70. SOUTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS, MAINLY IN
THE MORNING. HUMID WITH HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE
MID 80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
MOZ042-049-050-191100-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
PARTLY CLOUDY LATE THIS EVENING. SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE LOWER 70S. EAST
WINDS AROUND 5 MPH. CHANCE OF RAIN NEAR 100 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY
IN THE MORNING, THEN PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS AROUND 80.
SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
MOZ041-047-048-191100-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
PARTLY CLOUDY LATE THIS EVENING. SHOWERS AND
THUNDERSTORMS. LOCALLY HEAVY RAINFALL POSSIBLE. NEAR STEADY
TEMPERATURE IN THE LOWER 70S. NORTHEAST WINDS AROUND 5 MPH.
CHANCE OF RAIN NEAR 100 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS LIKELY
IN THE MORNING, THEN PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE LOWER
80S. EAST WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE UPPER 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
SUNDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S.
CHANCE OF RAIN 20 PERCENT.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY 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.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS AROUND 90. CHANCE OF RAIN
20 PERCENT.
MONDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS AROUND 70. CHANCE OF RAIN
20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
ILZ095>097-MOZ018-019-026-027-034>036-191100-
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
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN MOSTLY CLOUDY
WITH THUNDERSTORMS WITH SHOWERS LIKELY. NEAR STEADY TEMPERATURE
IN THE LOWER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
90 PERCENT.
WEDNESDAY
MOSTLY CLOUDY IN THE MORNING, THEN BECOMING PARTLY
SUNNY. THUNDERSTORMS LIKELY WITH A CHANCE OF SHOWERS. HIGHS
AROUND 80. SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN
70 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN
50 PERCENT.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE
LOWER 80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS IN
THE EVENING, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH A
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID
60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S. LOWS IN THE
MID 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
ILZ069-070-074-191100-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
CLEAR LATE THIS EVENING, THEN PARTLY CLOUDY WITH A
CHANCE OF SHOWERS AND THUNDERSTORMS. NEAR STEADY TEMPERATURE IN
THE LOWER 70S. LIGHT AND VARIABLE WINDS, BECOMING SOUTH AROUND
5 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS, MAINLY IN
THE MORNING. HUMID WITH HIGHS IN THE LOWER 80S. SOUTHWEST WINDS
AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS
LIKELY, MAINLY IN THE EVENING. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
CHANCE OF RAIN 60 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
HIGHS IN THE LOWER 80S.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S.
MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN
20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
MOZ074-084-085-099-191100-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER
60S. SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE MID 80S.
EAST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON. CHANCE
OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH THUNDERSTORMS LIKELY.
SHOWERS LIKELY, MAINLY IN THE EVENING. HUMID WITH LOWS IN THE
UPPER 60S. EAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT
AND VARIABLE. CHANCE OF RAIN 70 PERCENT.
THURSDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE MID 80S. NORTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE UPPER 80S.
LOWS IN THE MID 60S.
SATURDAY
SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 80S.
CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE MID 80S.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
MONDAY NIGHT
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HIGHS IN THE UPPER 80S. CHANCE OF
RAIN 20 PERCENT.
MOZ051-052-060-191100-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
PARTLY CLOUDY LATE THIS EVENING, THEN BECOMING
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS. NEAR STEADY TEMPERATURE
IN THE LOWER 70S. LIGHT AND VARIABLE WINDS, BECOMING NORTHEAST
AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY,
MAINLY IN THE MORNING. HUMID WITH HIGHS AROUND 80. SOUTHEAST
WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
CHANCE OF RAIN 40 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT AND
VARIABLE WINDS.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE MID
60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
ILZ058-059-098-099-191100-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN MOSTLY CLOUDY
WITH SHOWERS AND THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE
LOWER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY
SHOWERS AND THUNDERSTORMS LIKELY. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT.
LOWS IN THE MID 60S. NORTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN
50 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS IN THE LOWER
60S. CHANCE OF RAIN 20 PERCENT.
MONDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE LOWER 80S. CHANCE OF RAIN 20 PERCENT.
MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN
20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
ILZ060-064-065-191100-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
CLEAR LATE THIS EVENING, THEN PARTLY CLOUDY WITH
THUNDERSTORMS LIKELY WITH A CHANCE OF SHOWERS. NEAR STEADY
TEMPERATURE IN THE LOWER 70S. LIGHT AND VARIABLE WINDS, BECOMING
SOUTH AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY,
MAINLY IN THE MORNING. HIGHS AROUND 80. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS, MAINLY IN THE EVENING. LOWS IN THE MID 60S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
CHANCE OF RAIN 50 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE
LOWER 80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
HIGHS IN THE LOWER 80S.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. A 20 PERCENT CHANCE OF
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S.
MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN
20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
ILZ079-MOZ075-191100-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE UPPER
60S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE LOWER
80S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS
LIKELY, MAINLY IN THE EVENING. HUMID WITH LOWS IN THE UPPER 60S.
NORTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 60 PERCENT.
THURSDAY
PARTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 80S.
NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. CHANCE OF RAIN 20 PERCENT.
SATURDAY
SUNNY WITH A SLIGHT CHANCE OF SHOWERS. A SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 80S.
CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS WITH A SLIGHT
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE LOWER 60S.
CHANCE OF RAIN 30 PERCENT.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 20 PERCENT.
MOZ059-062-072-073-191100-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
PARTLY CLOUDY LATE THIS EVENING, THEN MOSTLY CLOUDY
WITH SHOWERS AND THUNDERSTORMS. LOCALLY HEAVY RAINFALL POSSIBLE.
LOWS IN THE UPPER 60S. SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF
RAIN 90 PERCENT.
WEDNESDAY
MOSTLY CLOUDY WITH SHOWERS AND THUNDERSTORMS IN THE
MORNING, THEN PARTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON. HUMID WITH HIGHS IN THE LOWER
80S. SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE
MID 60S. NORTHEAST WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT AND VARIABLE. CHANCE OF RAIN 50 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS
AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE UPPER 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE
UPPER 80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 80S. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.
ILZ102-MOZ065-191100-
MONROE IL-JEFFERSON MO-
1027 PM CDT TUE AUG 18 2026
OVERNIGHT
MOSTLY CLEAR LATE THIS EVENING, THEN BECOMING PARTLY
CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. LOWS IN THE UPPER 60S.
SOUTHEAST WINDS AROUND 5 MPH. CHANCE OF RAIN 70 PERCENT.
WEDNESDAY
MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS, MAINLY IN
THE MORNING. HUMID WITH HIGHS IN THE LOWER 80S. SOUTH WINDS
AROUND 5 MPH. CHANCE OF RAIN 90 PERCENT.
WEDNESDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. HUMID WITH
LOWS IN THE UPPER 60S. NORTHEAST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT AND VARIABLE. CHANCE OF RAIN 50 PERCENT.
THURSDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 80S.
NORTHEAST WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE MID
80S. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
SUNDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN PARTLY CLOUDY
WITH A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. LOWS IN THE MID 60S. CHANCE OF RAIN 30 PERCENT.
MONDAY AND MONDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS. HIGHS IN THE MID 80S. LOWS IN THE
UPPER 60S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE UPPER 80S. CHANCE OF RAIN 20 PERCENT.
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