539
FPUS53 KLSX 181958
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
258 PM CDT SUN OCT 18 2026
ILZ100-101-MOZ061-063-064-190300-
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
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS AROUND 40. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS IN THE
UPPER 40S. HIGHS IN THE UPPER 70S.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID 70S.
LOWS IN THE UPPER 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
LOWS IN THE LOWER 50S.
MOZ042-049-050-190300-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S.
MOZ041-047-048-190300-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. EAST WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHEAST WINDS AROUND
5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.
LOWS AROUND 50.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 80S.
SATURDAY NIGHT
MOSTLY CLOUDY IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 50S.
SUNDAY
MOSTLY SUNNY. HIGHS AROUND 80.
ILZ095>097-MOZ018-019-026-027-034>036-190300-
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
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE LOWER 40S. SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHEAST
WINDS AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS
AROUND 5 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.
LOWS IN THE LOWER 50S.
FRIDAY NIGHT AND SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 50S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
ILZ069-070-074-190300-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. LIGHT AND VARIABLE
WINDS.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 40S. LIGHT AND VARIABLE WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
THURSDAY
SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT
CLEAR. LOWS IN THE UPPER 40S.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS IN THE MID 70S.
LOWS IN THE UPPER 40S.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS IN THE UPPER 70S.
MOZ074-084-085-099-190300-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH THIS EVENING, BECOMING LIGHT AND VARIABLE.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT THROUGH FRIDAY
CLEAR. LOWS IN THE MID 40S.
HIGHS IN THE UPPER 70S.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S.
HIGHS IN THE UPPER 70S.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER
40S. HIGHS AROUND 80.
MOZ051-052-060-190300-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS AROUND 40. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY
SUNNY. HIGHS AROUND 70. SOUTH WINDS AROUND 5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. EAST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY THROUGH FRIDAY
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
FRIDAY NIGHT THROUGH SUNDAY
PARTLY CLOUDY. LOWS IN THE LOWER
50S. HIGHS IN THE UPPER 70S.
ILZ058-059-098-099-190300-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
THURSDAY
SUNNY. HIGHS IN THE UPPER 70S.
THURSDAY NIGHT
CLEAR. LOWS IN THE UPPER 40S.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
LOWS AROUND 50.
ILZ060-064-065-190300-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS AROUND 70. SOUTHEAST WINDS AROUND 5 MPH.
MONDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS AROUND 40. LIGHT AND VARIABLE WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. LIGHT AND
VARIABLE WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
THURSDAY
SUNNY. HIGHS IN THE MID 70S.
THURSDAY NIGHT AND FRIDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS
IN THE MID 70S.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
ILZ079-MOZ075-190300-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. SOUTHEAST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS IN THE MID
40S. HIGHS IN THE UPPER 70S.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID 70S.
LOWS IN THE UPPER 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
MOZ059-062-072-073-190300-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTH WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. SOUTH WINDS AROUND
5 MPH.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 40S.
THURSDAY THROUGH FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE UPPER
70S. LOWS IN THE UPPER 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS AROUND 80. LOWS
IN THE LOWER 50S.
ILZ102-MOZ065-190300-
MONROE IL-JEFFERSON MO-
258 PM CDT SUN OCT 18 2026
TONIGHT
CLEAR. LOWS IN THE UPPER 30S. SOUTHEAST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 70S. LIGHT AND VARIABLE
WINDS, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 40S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT AND VARIABLE.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT AND VARIABLE
WINDS, BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 40S. LIGHT AND
VARIABLE WINDS.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS IN THE MID
40S. HIGHS IN THE UPPER 70S.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS IN THE MID 70S.
LOWS IN THE MID 40S.
SATURDAY THROUGH SUNDAY
PARTLY CLOUDY. HIGHS IN THE UPPER 70S.
LOWS IN THE UPPER 40S.
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