618
FPUS53 KLSX 242233
ZFPLSX

Zone Forecasts
National Weather Service Saint Louis MO
532 PM CDT Mon Aug 24 2026

ILZ100-101-MOZ061-063-064-250600-
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
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy this evening, then becoming partly
cloudy. Lows in the mid 60s. East winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 60s. East winds around 5 mph in
the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs around 90. Southwest winds
around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the upper 60s. Northwest
winds around 5 mph. Chance of rain 20 percent.
.THURSDAY THROUGH SATURDAY...Mostly clear. Highs in the upper
80s. Lows in the mid 60s.
.SATURDAY NIGHT...Mostly clear with a slight chance of showers in
the evening, then partly cloudy after midnight. Lows around 70.
Chance of rain 20 percent.
.SUNDAY...Mostly sunny. Highs in the mid 90s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the mid 70s.
.MONDAY...Mostly sunny. Highs in the mid 90s. Heat index values
up to 100.

$$

MOZ042-049-050-250600-
Audrain MO-Osage MO-Callaway MO-
Including the cities of Mexico and Fulton
533 PM CDT Mon Aug 24 2026

.TONIGHT...Partly cloudy. Not as cool with lows in the mid 60s.
East winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the upper 60s. Southeast
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s. Southwest
winds around 5 mph, becoming west in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds around 5 mph.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the mid 60s.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs in the lower 90s.
Lows around 70.
.SUNDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms after midnight. Lows in the lower 70s. Chance of
rain 20 percent.
.MONDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the lower 90s. Chance of rain 20 percent.

$$

MOZ041-047-048-250600-
Boone MO-Moniteau MO-Cole MO-
Including the cities of Columbia and Jefferson City
533 PM CDT Mon Aug 24 2026

.TONIGHT...Partly cloudy. Lows in the upper 60s. East winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs around 90. Southeast winds around
5 mph.
.TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the upper 60s. Southeast
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s. Southwest
winds around 5 mph, becoming northwest in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds around 5 mph.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs in the upper
80s. Lows in the mid 60s.
.SATURDAY...Mostly sunny. Highs in the lower 90s.
.SATURDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the lower 70s.
.SUNDAY...Mostly sunny. Hot with highs in the mid 90s.
.SUNDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 70s. Chance of rain
20 percent.
.MONDAY...Mostly 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 in the afternoon.

$$

ILZ095>097-MOZ018-019-026-027-034>036-250600-
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
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly clear this evening, then becoming partly
cloudy. Not as cool with lows in the mid 60s. East winds around
5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Mostly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the upper 60s. South winds
around 5 mph. Chance of rain 20 percent.
.WEDNESDAY...Sunny. Highs in the upper 80s. West winds 5 to
10 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds 5 to 10 mph.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the lower 60s.
.SATURDAY...Mostly sunny. Highs in the upper 80s.
.SATURDAY NIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the lower 70s. Chance of
rain 20 percent.
.SUNDAY...Mostly sunny. Highs in the lower 90s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A slight chance of
showers and thunderstorms. Lows in the mid 70s. Highs in the
lower 90s. Chance of rain 20 percent.

$$

ILZ069-070-074-250600-
Clinton IL-Marion IL-Washington IL-
Including the cities of Centralia and Salem
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy with a chance of showers this evening,
then mostly clear after midnight. Lows in the lower 60s. East
winds around 5 mph. Chance of rain 30 percent.
.TUESDAY...Sunny. Highs in the mid 80s. East winds around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Light and
variable winds.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the upper 60s. Southwest
winds around 5 mph in the evening, becoming light and variable.
Chance of rain 20 percent.
.THURSDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs in the
upper 80s. Lows in the upper 60s.
.SUNDAY...Mostly sunny. Highs in the lower 90s.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 70s.
.MONDAY...Mostly sunny. Highs in the mid 90s. Heat index values
up to 100 in the afternoon.

$$

MOZ074-084-085-099-250600-
Saint Francois MO-Iron MO-Madison MO-Reynolds MO-
Including the city of Farmington
533 PM CDT Mon Aug 24 2026

.TONIGHT...Partly cloudy. Lows in the mid 60s. East winds around
5 mph this evening, becoming light and variable.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 60s. East winds around 5 mph in
the evening, becoming light and variable.
.WEDNESDAY...Partly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. Light and variable winds,
becoming southwest around 5 mph in the afternoon. Chance of rain
20 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. A slight chance of thunderstorms in the evening. A
slight chance of showers. Lows in the mid 60s. Light and variable
winds. Chance of rain 20 percent.
.THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the lower 60s.
.FRIDAY...Sunny. Highs in the mid 80s.
.FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows in the
mid 60s. Highs around 90.
.MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values
up to 100 in the afternoon.

$$

MOZ051-052-060-250600-
Montgomery MO-Lincoln MO-Warren MO-
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy. Not as cool with lows in the mid 60s.
East winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Mostly cloudy. Lows in the upper 60s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s. Southwest
winds around 5 mph.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 60s. Northwest
winds around 5 mph in the evening, becoming light and variable.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the mid 60s.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs around 90. Lows
in the upper 60s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 70s.
.MONDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the lower 90s. Chance of rain 20 percent. Heat
index values up to 100 in the afternoon.

$$

ILZ058-059-098-099-250600-
Greene IL-Macoupin IL-Calhoun IL-Jersey IL-
533 PM CDT Mon Aug 24 2026

.TONIGHT...Partly cloudy. Lows in the lower 60s. East winds
around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 60s. Southeast winds around 5 mph.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Northwest
winds around 5 mph. Chance of rain 20 percent.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs in the mid
80s. Lows in the lower 60s.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Highs around 90. Lows
in the upper 60s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. A 20 percent chance of
showers. Lows in the lower 70s. Highs in the lower 90s.

$$

ILZ060-064-065-250600-
Montgomery IL-Bond IL-Fayette IL-
Including the cities of Litchfield and Vandalia
533 PM CDT Mon Aug 24 2026

.TONIGHT...Partly cloudy this evening, then clearing. Lows around
60. East winds around 5 mph.
.TUESDAY...Sunny. Highs in the mid 80s. Southeast winds around
5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southeast
winds around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. West winds
around 5 mph in the evening, becoming light and variable. Chance
of rain 20 percent.
.THURSDAY THROUGH SATURDAY...Mostly clear. Highs in the mid 80s.
Lows in the lower 60s.
.SATURDAY NIGHT...Mostly clear with a slight chance of showers in
the evening, then partly cloudy after midnight. Lows in the upper
60s. Chance of rain 20 percent.
.SUNDAY...Mostly sunny. Highs in the lower 90s.
.SUNDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 70s.
.MONDAY...Mostly sunny. A slight chance of showers in the
morning. Highs in the lower 90s. Chance of rain 20 percent.

$$

ILZ079-MOZ075-250600-
Randolph IL-Sainte Genevieve MO-
Including the cities of Chester and Sparta
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy with a chance of showers this evening,
then partly cloudy after midnight. Lows in the mid 60s. East
winds around 5 mph. Chance of rain 30 percent.
.TUESDAY...Mostly sunny. Highs in the mid 80s. East winds around
5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...A slight chance of thunderstorms in the
evening. Mostly clear with a slight chance of showers. Lows in
the upper 60s. West winds around 5 mph. Chance of rain
20 percent.
.THURSDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs in the
upper 80s. Lows in the upper 60s.
.SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs in the lower 90s.
Lows in the lower 70s.
.MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values
up to 100.

$$

MOZ059-062-072-073-250600-
Gasconade MO-Franklin MO-Crawford MO-Washington MO-
Including the cities of Washington, Union, and Sullivan
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy this evening, then becoming partly
cloudy. Lows in the mid 60s. East winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. Southeast winds
around 5 mph.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 60s. East winds
around 5 mph in the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny with a slight chance of showers and
thunderstorms. Highs in the upper 80s. South winds around 5 mph,
becoming west in the afternoon. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the mid 60s. Light and
variable winds. Chance of rain 20 percent.
.THURSDAY THROUGH SATURDAY...Mostly clear. Highs in the upper
80s. Lows in the lower 60s.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows around
70. Highs in the lower 90s.
.MONDAY...Mostly sunny. Highs in the lower 90s. Heat index values
up to 100 in the afternoon.

$$

ILZ102-MOZ065-250600-
Monroe IL-Jefferson MO-
533 PM CDT Mon Aug 24 2026

.TONIGHT...Mostly cloudy this evening, then becoming partly
cloudy. Lows in the mid 60s. East winds around 5 mph.
.TUESDAY...Mostly sunny. Highs in the mid 80s. East winds around
5 mph.
.TUESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the upper 60s. East winds around 5 mph in
the evening, becoming light and variable.
.WEDNESDAY...Mostly sunny. A slight chance of showers and
thunderstorms in the afternoon. Highs in the upper 80s. Southwest
winds around 5 mph. Chance of rain 20 percent. Heat index values
up to 100 in the afternoon.
.WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and
thunderstorms in the evening. Lows in the upper 60s. West winds
around 5 mph in the evening, becoming light and variable. Chance
of rain 20 percent.
.THURSDAY THROUGH SATURDAY...Mostly clear. Highs in the upper
80s. Lows in the mid 60s.
.SATURDAY NIGHT...Mostly clear. A slight chance of showers in the
evening. Lows in the upper 60s. Chance of rain 20 percent.
.SUNDAY...Mostly sunny. Highs in the lower 90s.
.SUNDAY NIGHT...Mostly clear. Lows in the lower 70s.
.MONDAY...Mostly sunny. Highs in the mid 90s. Heat index values
up to 105 in the afternoon.

$$