122
FPUS53 KLSX 261828
ZFPLSX
ZONE FORECASTS
NATIONAL WEATHER SERVICE SAINT LOUIS MO
127 PM CDT WED AUG 26 2026
ILZ100-101-MOZ061-063-064-270200-
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
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY. NEAR STEADY TEMPERATURE AROUND
90. NORTHWEST WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE UPPER 80S. NORTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT
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
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER
80S. LOWS IN THE UPPER 60S.
SUNDAY THROUGH TUESDAY
MOSTLY CLEAR. HOT. HIGHS IN THE MID
90S. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO 105.
MOZ042-049-050-270200-
AUDRAIN MO-OSAGE MO-CALLAWAY MO-
INCLUDING THE CITIES OF MEXICO AND FULTON
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
SUNNY. NEAR STEADY TEMPERATURE IN THE UPPER
80S. NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTH WINDS
AROUND 5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. EAST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
HIGHS IN THE LOWER 90S.
MOZ041-047-048-270200-
BOONE MO-MONITEAU MO-COLE MO-
INCLUDING THE CITIES OF COLUMBIA AND JEFFERSON CITY
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
SUNNY. NEAR STEADY TEMPERATURE IN THE UPPER
80S. NORTHWEST WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTH WINDS AROUND
5 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
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 EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
TUESDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. HEAT
INDEX VALUES UP TO 100 IN THE AFTERNOON.
ILZ095>097-MOZ018-019-026-027-034>036-270200-
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
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
SUNNY. NEAR STEADY TEMPERATURE IN THE MID 80S.
NORTHWEST WINDS 5 TO 10 MPH WITH GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. NORTH
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT AND VARIABLE WINDS,
BECOMING EAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER
80S. LOWS IN THE UPPER 60S.
SUNDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE
MORNING. HIGHS IN THE MID 90S. CHANCE OF RAIN 20 PERCENT.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. HOT. LOWS IN THE MID
70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
MONDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS IN THE MID 70S. CHANCE OF RAIN
20 PERCENT.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S.
ILZ069-070-074-270200-
CLINTON IL-MARION IL-WASHINGTON IL-
INCLUDING THE CITIES OF CENTRALIA AND SALEM
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 80S. WEST
WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. LOWS IN THE MID 60S. NORTHWEST WINDS AROUND 5 MPH
IN THE EVENING, BECOMING LIGHT AND VARIABLE. CHANCE OF RAIN
20 PERCENT.
THURSDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID
80S. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
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 AND SATURDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS
IN THE UPPER 80S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH TUESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE UPPER 90S. HEAT INDEX VALUES UP TO 105.
MOZ074-084-085-099-270200-
SAINT FRANCOIS MO-IRON MO-MADISON MO-REYNOLDS MO-
INCLUDING THE CITY OF FARMINGTON
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 80S.
NORTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT AND VARIABLE WINDS.
CHANCE OF RAIN 20 PERCENT.
THURSDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID
80S. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID 80S.
NORTHEAST WINDS AROUND 5 MPH.
FRIDAY NIGHT THROUGH MONDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS AROUND 90.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS AROUND 70. HIGHS
IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.
MOZ051-052-060-270200-
MONTGOMERY MO-LINCOLN MO-WARREN MO-
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY. NEAR STEADY TEMPERATURE IN THE
UPPER 80S. NORTHWEST WINDS 5 TO 10 MPH.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
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. LOWS AROUND 60.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 70S.
HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ058-059-098-099-270200-
GREENE IL-MACOUPIN IL-CALHOUN IL-JERSEY IL-
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 80S.
NORTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
TONIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S. 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
MOSTLY CLEAR. LOWS AROUND 60.
SATURDAY AND SATURDAY NIGHT
PARTLY CLOUDY. HIGHS IN THE UPPER
80S. LOWS IN THE MID 60S.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE MID 90S.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE LOWER 70S.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. HOT. LOWS IN THE LOWER
70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ060-064-065-270200-
MONTGOMERY IL-BOND IL-FAYETTE IL-
INCLUDING THE CITIES OF LITCHFIELD AND VANDALIA
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY WITH ISOLATED SHOWERS AND
THUNDERSTORMS. NEAR STEADY TEMPERATURE IN THE UPPER 80S. WEST
WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
TONIGHT
MOSTLY CLEAR. ISOLATED SHOWERS AND THUNDERSTORMS IN
THE EVENING. LOWS IN THE MID 60S. NORTHWEST WINDS 5 TO 10 MPH.
CHANCE OF RAIN 20 PERCENT.
THURSDAY
SUNNY. HIGHS IN THE MID 80S. NORTH WINDS AROUND
5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. NORTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
FRIDAY
SUNNY. HIGHS IN THE LOWER 80S. NORTHEAST WINDS AROUND
5 MPH.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE MID 80S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH TUESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 100.
ILZ079-MOZ075-270200-
RANDOLPH IL-SAINTE GENEVIEVE MO-
INCLUDING THE CITIES OF CHESTER AND SPARTA
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY. NEAR STEADY TEMPERATURE IN THE
UPPER 80S. WEST WINDS AROUND 5 MPH.
TONIGHT
PARTLY CLOUDY WITH ISOLATED SHOWERS AND THUNDERSTORMS
IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. PATCHY FOG
AFTER MIDNIGHT. LOWS IN THE MID 60S. NORTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT.
THURSDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID
80S. NORTH WINDS 5 TO 10 MPH.
THURSDAY NIGHT
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 THROUGH SUNDAY
MOSTLY CLEAR. LOWS IN THE LOWER
60S. HIGHS AROUND 90.
SUNDAY NIGHT THROUGH TUESDAY
MOSTLY CLEAR. HOT. LOWS AROUND
70. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
MOZ059-062-072-073-270200-
GASCONADE MO-FRANKLIN MO-CRAWFORD MO-WASHINGTON MO-
INCLUDING THE CITIES OF WASHINGTON, UNION, AND SULLIVAN
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY. NEAR STEADY TEMPERATURE IN THE
UPPER 80S. NORTHWEST WINDS AROUND 5 MPH.
TONIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
MID 60S. NORTHWEST WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT AND VARIABLE.
THURSDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID
80S. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE UPPER 50S. NORTH WINDS AROUND 5 MPH IN THE EVENING,
BECOMING LIGHT AND VARIABLE.
FRIDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE MID 80S.
LIGHT AND VARIABLE WINDS, BECOMING NORTHEAST AROUND 5 MPH IN THE
AFTERNOON.
FRIDAY NIGHT AND SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 80S.
SATURDAY NIGHT THROUGH TUESDAY
MOSTLY CLEAR. LOWS IN THE UPPER
60S. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO 100.
ILZ102-MOZ065-270200-
MONROE IL-JEFFERSON MO-
128 PM CDT WED AUG 26 2026
THIS AFTERNOON
MOSTLY SUNNY. NEAR STEADY TEMPERATURE IN THE
UPPER 80S. NORTHWEST WINDS AROUND 5 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING MOSTLY
CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. NORTHWEST
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.
THURSDAY
PATCHY FOG IN THE MORNING. SUNNY. HIGHS IN THE UPPER
80S. NORTH WINDS AROUND 5 MPH.
THURSDAY NIGHT
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 AND SATURDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
HIGHS IN THE UPPER 80S.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLEAR. LOWS IN THE MID 60S.
HIGHS IN THE LOWER 90S.
SUNDAY NIGHT THROUGH TUESDAY
MOSTLY CLEAR. HOT. LOWS IN THE
LOWER 70S. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO 105.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page