Zone Forecast Product
Issued by NWS Central Illinois

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603
FPUS53 KILX 181828
ZFPILX

Zone Forecasts
National Weather Service Lincoln IL
128 PM CDT Tue Aug 18 2026

ILZ027-190200-
Knox-
Including the city of Galesburg
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny with a slight chance of showers
and thunderstorms. Near steady temperature in the upper 70s.
Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of
rain 20 percent.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
cloudy. A chance of showers and thunderstorms. Lows in the mid
60s. West winds 5 to 10 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a slight chance of showers in the
morning, then partly sunny in the afternoon. Highs around 80.
Northeast winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. Northeast winds around
5 mph in the evening, becoming light and variable.
.THURSDAY...Sunny. Highs around 80. East winds around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Sunny. A chance of showers and thunderstorms in the
afternoon. Highs in the lower 80s. Chance of rain 30 percent.
.FRIDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in the
lower 60s. Highs around 80.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows around 60.

$$

ILZ028-190200-
Stark-
Including the city of Toulon
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny with a chance of showers and
thunderstorms. Near steady temperature in the upper 70s.
Southwest winds around 10 mph with gusts up to 20 mph. Chance of
rain 30 percent.
.TONIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph.
Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a slight chance of showers in the
morning, then mostly sunny in the afternoon. Highs in the upper
70s. North winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 60. North winds around 5 mph in the
evening, becoming light and variable.
.THURSDAY...Sunny. Highs around 80. East winds around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Mostly sunny with a chance of showers. Highs in the
lower 80s. Chance of rain 40 percent.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 60s.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the upper
70s. Lows in the upper 50s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows around 60.

$$

ILZ030-190200-
Marshall-
Including the city of Lacon
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny with a slight chance of showers
and thunderstorms. Near steady temperature in the upper 70s.
Southwest winds around 10 mph. Chance of rain 20 percent.
.TONIGHT...Mostly cloudy with a chance of showers and
thunderstorms. Lows in the mid 60s. Southwest winds 5 to 10 mph.
Chance of rain 40 percent.
.WEDNESDAY...Partly sunny with a 20 percent chance of showers.
Highs around 80. North winds around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. North winds around 5 mph in
the evening, becoming light and variable.
.THURSDAY...Sunny. Highs around 80. Northeast winds around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the lower 60s.
.FRIDAY...Mostly sunny. Highs in the lower 80s.
.FRIDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid 60s. Chance of rain 30 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the upper
70s. Lows around 60.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows around 60.

$$

ILZ029-190200-
Peoria-
Including the city of Peoria
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny with a slight chance of showers
and thunderstorms. Near steady temperature in the upper 70s.
Southwest winds 5 to 10 mph. Chance of rain 20 percent.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
cloudy. A chance of showers. A slight chance of thunderstorms in
the evening, then a chance of thunderstorms after midnight. Lows
in the upper 60s. West winds 5 to 10 mph. Chance of rain
40 percent.
.WEDNESDAY...Partly sunny with a 20 percent chance of showers.
Highs around 80. Northeast winds around 5 mph.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows in the lower 60s.

$$

ILZ031-190200-
Woodford-
Including the city of Eureka
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then becoming mostly
cloudy. A chance of showers with a slight chance of
thunderstorms. Lows in the upper 60s. Southwest winds 5 to
10 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
sunny. A slight chance of showers. A slight chance of
thunderstorms in the afternoon. Highs around 80. Northwest winds
around 5 mph, becoming northeast around 5 mph in the afternoon.
Chance of rain 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs around 80. Northeast winds around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows around 60.
.FRIDAY...Mostly sunny. Highs in the lower 80s.
.FRIDAY NIGHT...Mostly clear with a chance of showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid 60s. Chance of rain 30 percent.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the upper
70s. Lows in the upper 50s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the upper 50s.
.MONDAY...Mostly sunny. Highs in the upper 70s.

$$

ILZ036-190200-
Fulton-
Including the city of Canton
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly cloudy with a chance of
showers and thunderstorms after midnight. Lows in the mid 60s.
Southwest winds around 5 mph in the evening, becoming light and
variable. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
sunny. A slight chance of thunderstorms. A chance of showers,
mainly in the morning. Highs around 80. Light and variable winds,
becoming northeast around 5 mph in the afternoon. Chance of rain
50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 60s. Light
and variable winds.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows around 60.
.MONDAY...Mostly sunny. Highs around 80.

$$

ILZ037-190200-
Tazewell-
Including the city of Pekin
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy with a slight chance of showers and
thunderstorms in the evening, then mostly cloudy with a chance of
showers and thunderstorms after midnight. Lows in the upper 60s.
Southwest winds around 5 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy in the morning, then becoming partly
sunny. A slight chance of thunderstorms. A chance of showers,
mainly in the morning. Highs around 80. Northeast winds around
5 mph. Chance of rain 30 percent.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs around 80. Northeast winds around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows around 60.

$$

ILZ038-190200-
McLean-
Including the cities of Bloomington and Normal
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers with a slight chance of thunderstorms after
midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph.
Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. North
winds around 5 mph. Chance of rain 40 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Lows in the lower 60s.
Northeast winds around 5 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Northeast winds around
5 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows around 60. Highs
around 80.
.FRIDAY NIGHT...Mostly clear in the evening, then becoming partly
cloudy. Lows in the lower 60s.
.SATURDAY AND SATURDAY NIGHT...Mostly clear. Highs in the upper
70s. Lows in the upper 50s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 50s.

$$

ILZ040-190200-
Schuyler-
Including the city of Rushville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph in the evening, becoming
light and variable. Chance of rain 50 percent.
.WEDNESDAY...Mostly cloudy with a slight chance of thunderstorms.
A chance of showers, mainly in the morning. Highs around 80.
Light and variable winds, becoming northeast around 5 mph in the
afternoon. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. Northeast winds around
5 mph in the evening, becoming light and variable.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ041-190200-
Mason-
Including the city of Havana
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
40 percent.
.WEDNESDAY...Mostly cloudy with a slight chance of thunderstorms.
A chance of showers, mainly in the morning. Highs around 80. East
winds around 5 mph, becoming northeast in the afternoon. Chance
of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs around 80.

$$

ILZ047-190200-
Cass-
Including the city of Beardstown
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
50 percent.
.WEDNESDAY...Mostly cloudy. A chance of showers and
thunderstorms, mainly in the morning. Highs around 80. Southwest
winds around 5 mph, becoming northeast in the afternoon. Chance
of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ048-190200-
Menard-
Including the city of Petersburg
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs around 80. West winds
around 5 mph, becoming northeast in the afternoon. Chance of rain
50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY...Mostly sunny. Highs in the upper 70s.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ042-190200-
Logan-
Including the city of Lincoln
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. South
winds around 5 mph, becoming northeast around 5 mph in the
afternoon. Chance of rain 40 percent.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Northeast winds around 5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows around 60.

$$

ILZ043-190200-
De Witt-
Including the city of Clinton
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
mid 60s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. South
winds around 5 mph, becoming northeast in the afternoon. Chance
of rain 40 percent.
.WEDNESDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Sunny. Highs in the upper 70s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 50s.

$$

ILZ049-190200-
Scott-
Including the city of Winchester
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. South winds around 5 mph. Chance of rain 50 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A chance of
thunderstorms, mainly in the morning. Humid with highs around 80.
Southwest winds around 5 mph, becoming northeast in the
afternoon. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 60s.
Northeast winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Highs around 80.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ050-190200-
Morgan-
Including the city of Jacksonville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. South winds around 5 mph. Chance of rain 50 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs around 80. Southwest winds around 5 mph,
becoming northeast in the afternoon. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. Northeast winds around
5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Highs around 80.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ051-190200-
Sangamon-
Including the city of Springfield
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
lower 80s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
50 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs around 80. West winds around 5 mph, becoming
north in the afternoon. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.
.THURSDAY...Sunny. Highs in the lower 80s. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the mid 80s.
.SUNDAY...Mostly sunny. Highs around 80.
.SUNDAY NIGHT...Mostly cloudy in the evening, then becoming
partly cloudy. Lows in the lower 60s.
.MONDAY...Mostly sunny. Highs in the lower 80s.

$$

ILZ053-190200-
Macon-
Including the city of Decatur
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
mid 60s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Southwest winds around
5 mph, becoming northwest in the afternoon. Chance of rain
50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. Northeast winds around 5 mph. Chance of
rain 40 percent.
.THURSDAY...Mostly sunny. Highs around 80. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs around 80. Lows
around 60.

$$

ILZ044-190200-
Piatt-
Including the city of Monticello
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
mid 60s. Southwest winds 5 to 10 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. West
winds around 5 mph, becoming north in the afternoon. Chance of
rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. Northeast winds around 5 mph. Chance of
rain 40 percent.
.THURSDAY...Mostly sunny. Highs around 80. Northeast winds around
5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the lower 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the upper 70s.
Lows in the upper 50s.

$$

ILZ045-190200-
Champaign-
Including the cities of Champaign and Urbana
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature in the
upper 70s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers with a slight chance of thunderstorms after
midnight. Lows in the mid 60s. Southwest winds around 5 mph.
Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. West
winds around 5 mph, becoming northwest around 5 mph in the
afternoon. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Lows in the lower 60s. Northeast
winds around 5 mph. Chance of rain 40 percent.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
around 5 mph.
.THURSDAY NIGHT...Mostly clear. Lows in the upper 50s.
.FRIDAY...Mostly sunny. Highs in the lower 80s.
.FRIDAY NIGHT...Mostly clear. Lows in the lower 60s.
.SATURDAY...Mostly sunny. Highs around 80.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 70s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs in the upper 70s.

$$

ILZ046-190200-
Vermilion-
Including the city of Danville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Partly sunny. Near steady temperature around
80. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers with a slight chance of thunderstorms after
midnight. Lows in the mid 60s. Southwest winds around 5 mph.
Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. West
winds around 5 mph. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Lows in the lower 60s. Light and
variable winds, becoming northeast around 5 mph after midnight.
Chance of rain 50 percent.
.THURSDAY...Mostly sunny. Highs in the upper 70s. Northeast winds
around 5 mph.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows in the upper 50s.
Highs around 80.
.FRIDAY NIGHT AND SATURDAY...Partly cloudy. Lows in the lower
60s. Highs in the upper 70s.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows in the upper 50s.
Highs in the upper 70s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs in the upper 70s.

$$

ILZ052-190200-
Christian-
Including the city of Taylorville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds 5 to 10 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
upper 60s. Southwest winds around 5 mph. Chance of rain
50 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Humid with highs around 80. West winds around
5 mph. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. Lows in the lower 60s. North winds around 5 mph.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the mid 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 60s.

$$

ILZ061-190200-
Shelby-
Including the city of Shelbyville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
mid 60s. Southwest winds around 5 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms.
Showers likely, mainly in the morning. Highs in the upper 70s.
Southwest winds around 5 mph. Chance of rain 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. North winds around 5 mph. Chance of rain
40 percent.
.THURSDAY...Partly sunny in the morning, then clearing. Highs in
the lower 80s. Northeast winds around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 60. Highs
in the lower 80s.

$$

ILZ054-190200-
Moultrie-
Including the city of Sullivan
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy in the evening, then mostly cloudy with
a chance of showers and thunderstorms after midnight. Lows in the
mid 60s. Southwest winds around 5 mph. Chance of rain 40 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. West winds around 5 mph.
Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. North winds around 5 mph. Chance of rain
40 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs in the lower 80s.

$$

ILZ055-190200-
Douglas-
Including the city of Tuscola
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A chance of showers with a slight
chance of thunderstorms after midnight. Lows in the mid 60s.
Southwest winds around 5 mph. Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. West
winds around 5 mph. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. North winds around 5 mph. Chance of rain
50 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs around 80.

$$

ILZ056-190200-
Coles-
Including the cities of Charleston and Mattoon
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A chance of showers with a slight
chance of thunderstorms after midnight. Lows in the mid 60s.
Southwest winds around 5 mph. Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers and
thunderstorms. Highs in the upper 70s. Southwest winds around
5 mph. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the lower 60s. North winds around 5 mph. Chance of rain
50 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs around 80.

$$

ILZ057-190200-
Edgar-
Including the city of Paris
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A chance of showers with a slight
chance of thunderstorms after midnight. Lows in the mid 60s.
Southwest winds around 5 mph. Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of showers. A slight
chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon. Highs in the upper 70s. Southwest
winds around 5 mph. Chance of rain 50 percent.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Lows in the lower 60s. North winds
around 5 mph. Chance of rain 50 percent.
.THURSDAY...Partly sunny in the morning, then clearing. Highs
around 80. Northeast winds around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs around 80.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs in the upper 70s.

$$

ILZ062-190200-
Cumberland-
Including the city of Greenup
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A chance of showers with a slight
chance of thunderstorms after midnight. Lows in the mid 60s.
South winds around 5 mph. Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms.
Showers likely, mainly in the morning. Highs in the upper 70s.
Southwest winds around 5 mph. Chance of rain 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 60s. North winds around 5 mph. Chance of rain
50 percent.
.THURSDAY...Partly sunny in the morning, then clearing. Highs in
the lower 80s. Northeast winds around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 60. Highs
in the lower 80s.

$$

ILZ063-190200-
Clark-
Including the city of Marshall
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Mostly sunny. Near steady temperature in the
lower 80s. West winds around 5 mph.
.TONIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. Southwest
winds around 5 mph. Chance of rain 20 percent.
.WEDNESDAY...Mostly cloudy. Showers likely with a slight chance
of thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s. Southwest
winds around 5 mph. Chance of rain 70 percent.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening. Lows in the mid 60s. North winds
around 5 mph. Chance of rain 50 percent.
.THURSDAY...Partly sunny in the morning, then clearing. Highs in
the lower 80s. Northeast winds around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the upper 50s.
Highs around 80.

$$

ILZ066-190200-
Effingham-
Including the city of Effingham
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the lower
80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A chance of showers with a slight
chance of thunderstorms after midnight. Lows in the mid 60s.
South winds around 5 mph. Chance of rain 30 percent.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms.
Showers likely, mainly in the morning. Highs in the upper 70s.
Southwest winds around 5 mph. Chance of rain 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 60s. Northeast winds around 5 mph. Chance of rain
40 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 60. Highs
in the lower 80s.

$$

ILZ067-190200-
Jasper-
Including the city of Newton
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the lower
80s. Southwest winds around 5 mph.
.TONIGHT...Partly cloudy. A slight chance of showers and
thunderstorms after midnight. Lows in the mid 60s. South winds
around 5 mph. Chance of rain 20 percent.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms.
Showers likely, mainly in the morning. Highs in the upper 70s.
Southwest winds around 5 mph. Chance of rain 70 percent.
.WEDNESDAY NIGHT...Partly cloudy with a chance of showers and
thunderstorms in the evening, then mostly cloudy after midnight.
Lows in the mid 60s. North winds around 5 mph. Chance of rain
50 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 60. Highs
in the lower 80s.

$$

ILZ068-190200-
Crawford-
Including the city of Robinson
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the mid 80s.
West winds around 5 mph.
.TONIGHT...Partly cloudy. Lows in the mid 60s. South winds around
5 mph.
.WEDNESDAY...Mostly cloudy. Showers with a slight chance of
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon. Highs in the upper 70s. Southwest
winds around 5 mph. Chance of rain 90 percent.
.WEDNESDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Lows in the mid 60s.
North winds around 5 mph. Chance of rain 50 percent.
.THURSDAY...Mostly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows around 60. Highs
in the lower 80s.

$$

ILZ071-190200-
Clay-
Including the city of Flora
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the mid 80s.
Southwest winds around 5 mph.
.TONIGHT...Partly 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...Mostly cloudy with a chance of thunderstorms.
Showers, mainly in the morning. Humid with highs around 80.
Southwest winds around 5 mph. Chance of rain 90 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening, then becoming
mostly cloudy. A chance of thunderstorms in the evening. A chance
of showers. Lows in the mid 60s. North winds around 5 mph. Chance
of rain 50 percent.
.THURSDAY...Partly sunny. Highs in the lower 80s. Northeast winds
around 5 mph.
.THURSDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows in
the lower 60s. Highs in the mid 80s.
.SUNDAY THROUGH MONDAY...Partly cloudy. Highs in the lower 80s.
Lows in the lower 60s.

$$

ILZ072-190200-
Richland-
Including the city of Olney
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the mid 80s.
West winds around 5 mph.
.TONIGHT...Partly cloudy. Lows in the upper 60s. South winds
around 5 mph.
.WEDNESDAY...Mostly cloudy with a chance of thunderstorms.
Showers, mainly in the morning. Highs in the lower 80s. Southwest
winds around 5 mph. Chance of rain 90 percent.
.WEDNESDAY NIGHT...A chance of thunderstorms in the evening.
Mostly cloudy with a chance of showers. Lows in the mid 60s.
North winds around 5 mph. Chance of rain 50 percent.
.THURSDAY...Mostly cloudy with a chance of showers in the
morning, then mostly sunny in the afternoon. Highs in the lower
80s. Northeast winds around 5 mph. Chance of rain 40 percent.
.THURSDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows in the lower
60s. Highs in the lower 80s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 60s.
Highs in the lower 80s.

$$

ILZ073-190200-
Lawrence-
Including the city of Lawrenceville
128 PM CDT Tue Aug 18 2026

.THIS AFTERNOON...Sunny. Near steady temperature in the mid 80s.
West winds around 5 mph.
.TONIGHT...Mostly clear. Lows in the upper 60s. South winds
around 5 mph.
.WEDNESDAY...Mostly cloudy. Showers with a slight chance of
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon. Highs in the lower 80s. Southwest
winds around 5 mph. Chance of rain 90 percent.
.WEDNESDAY NIGHT...Mostly cloudy. A chance of showers and
thunderstorms in the evening, then a chance of showers after
midnight. Lows in the mid 60s. North winds around 5 mph. Chance
of rain 50 percent.
.THURSDAY...Mostly cloudy with a chance of showers in the
morning, then mostly sunny in the afternoon. Highs in the lower
80s. Northeast winds around 5 mph. Chance of rain 40 percent.
.THURSDAY NIGHT...Partly cloudy in the evening, then becoming
mostly clear. Lows in the lower 60s.
.FRIDAY THROUGH SUNDAY...Mostly clear. Highs in the mid 80s. Lows
in the lower 60s.
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 60s.
Highs in the lower 80s.

$$