690
FPUS53 KLSX 270738
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
238 AM CDT THU AUG 27 2026
ILZ100-101-MOZ061-063-064-271500-
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
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 60S.
HIGHS IN THE MID 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.
MONDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
UPPER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
MOZ042-049-050-271500-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
HIGHS IN THE MID 90S.
MONDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 70S.
HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
MOZ041-047-048-271500-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT AND VARIABLE WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHEAST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 90. SOUTH WINDS 5 TO
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. HOT. LOWS IN THE MID
70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 100.
MONDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN 20 PERCENT.
TUESDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE MID
70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
ILZ095>097-MOZ018-019-026-027-034>036-271500-
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
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT AND VARIABLE WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 60S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
SATURDAY NIGHT THROUGH MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER
70S. HIGHS IN THE MID 90S.
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.
TUESDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN
20 PERCENT.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
ILZ069-070-074-271500-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND
5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
MOZ074-084-085-099-271500-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60. NORTHEAST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT AND VARIABLE.
SATURDAY
SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS IN THE
UPPER 60S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 105.
MOZ051-052-060-271500-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT AND VARIABLE WINDS,
BECOMING NORTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60. LIGHT AND VARIABLE WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S.
TUESDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE LOWER 90S. CHANCE OF RAIN 20 PERCENT.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
WEDNESDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT. HEAT INDEX
VALUES UP TO 100.
ILZ058-059-098-099-271500-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE LOWER 80S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS 5 TO
10 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 60S. EAST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS
5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
PARTLY CLOUDY. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 90S.
SUNDAY NIGHT AND MONDAY
MOSTLY CLEAR. HOT. LOWS IN THE LOWER
70S. HIGHS IN THE MID 90S.
MONDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S.
TUESDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. HOT
WITH HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE MID
70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ060-064-065-271500-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS AROUND 60. EAST WINDS AROUND 5 MPH IN THE
EVENING, BECOMING LIGHT AND VARIABLE.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
MID 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ079-MOZ075-271500-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHEAST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
MOZ059-062-072-073-271500-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. LIGHT AND
VARIABLE WINDS.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ102-MOZ065-271500-
MONROE IL-JEFFERSON MO-
238 AM CDT THU AUG 27 2026
TODAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND 5 MPH.
FRIDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 50S. EAST WINDS AROUND 5 MPH IN
THE EVENING, BECOMING LIGHT AND VARIABLE.
SATURDAY
SUNNY. HIGHS IN THE UPPER 80S. SOUTH WINDS AROUND
5 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE MID 90S.
SUNDAY NIGHT THROUGH WEDNESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
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