Lilly, IL Weather Forecast

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Lilly, IL Weather Forecast

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Lilly IL weather  - Hazy - 69°F
Hazy
69°F
Updated 11:59 pm
Feels Like 73°F
Humidity 96%
Wind SE 10 mph
Barometer  30.07 in
Dew Point N/A
Lilly IL weather  - Hazy - 21°C
Hazy
21°C
Updated 11:59 pm
Feels Like 23°C
Humidity 96%
Wind SE 16 km/h
Barometer  101.8 kPa
Dew Point N/A

Lilly Weather Forecast

TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY
Lilly, IL Weather - Tonight Partly Cloudy Lilly, IL Weather - Saturday Chance Of T-Storm Lilly, IL Weather - Saturday Night Chance Of T-Storm Lilly, IL Weather - Sunday Showers Lilly, IL Weather - Sunday Night Chance Of T-Storm Lilly, IL Weather - Monday Showers Lilly, IL Weather - Monday Night Chance Of Showers Lilly, IL Weather - Tuesday Partly Sunny Lilly, IL Weather - Tuesday Night Partly Cloudy Lilly, IL Weather - Wednesday Partly Sunny Lilly, IL Weather - Wednesday Night Partly Cloudy Lilly, IL Weather - Thursday Partly Cloudy
Partly Cloudy Chance of T-Storm Chance of T-Storm Showers Chance of T-Storm Showers Chance of Showers Partly Sunny Partly Cloudy Partly Sunny Partly Cloudy Partly Cloudy
Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
Lo: 59°FLo: 15°C Hi: 69°FHi: 21°C
Lo: 55°FLo: 13°C Hi: 65°FHi: 18°C
Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
Hi: 71°FHi: 22°C
Lo: 55°FLo: 13°C
Hi: 71°FHi: 22°C
Lo: 55°FLo: 13°C
POP: 20% POP: 50% POP: 70% POP: 70% POP: 70% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 742 PM CDT Fri Sep 18 2026 Lilly, IL Weather - WeatherWorld.com

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Issued: 548 PM CDT Fri Sep 18 2026

Key Messages

  • Unseasonable Heat & Temperature Contrast: Areas south of the front will see heat indices near 100 F through Saturday. This is primarily near and south of Interstate 72.
  • Thunderstorms & Microburst Risk: Scattered showers and storms are forecast through Sunday. On Saturday, stronger storms could produce localized damaging wind gusts up to 60 mph and quarter-sized hail.
  • Significantly Cooler Next Week: High confidence that the hot air will be pushed south by Monday. Expect comfortable, d...