Wellington, IL Weather Forecast

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Wellington, IL Weather Forecast

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Wellington IL weather  - Hazy - 53°F
Hazy
53°F
Updated 8:26 pm
Feels Like 53°F
Humidity 56%
Wind N 0 mph
Barometer  30.31 in
Dew Point 38°F
Wellington IL weather  - Hazy - 12°C
Hazy
12°C
Updated 8:26 pm
Feels Like 12°C
Humidity 56%
Wind N 0 km/h
Barometer  102.6 kPa
Dew Point 4°C

Wellington Weather Forecast

TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY
Wellington, IL Weather - Tonight Clear Wellington, IL Weather - Wednesday Sunny Wellington, IL Weather - Wednesday Night Clear Wellington, IL Weather - Thursday Sunny Wellington, IL Weather - Thursday Night Clear Wellington, IL Weather - Friday Sunny Wellington, IL Weather - Friday Night Mostly Clear Wellington, IL Weather - Saturday Partly Cloudy Wellington, IL Weather - Saturday Night Partly Cloudy Wellington, IL Weather - Sunday Partly Cloudy Wellington, IL Weather - Sunday Night Mostly Cloudy Wellington, IL Weather - Monday Mostly Cloudy
Clear Sunny Clear Sunny Clear Sunny Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy
Lo: 41°FLo: 5°C Hi: 71°FHi: 22°C
Lo: 45°FLo: 7°C Hi: 75°FHi: 24°C
Lo: 45°FLo: 7°C Hi: 71°FHi: 22°C
Lo: 45°FLo: 7°C Hi: 71°FHi: 22°C
Lo: 49°FLo: 9°C Hi: 79°FHi: 26°C
Lo: 49°FLo: 9°C Hi: 70°FHi: 21°C
POP = Probability of Precipitation.
Weather Outlook Updated: 705 PM CDT Tue Oct 20 2026 Wellington, IL Weather - WeatherWorld.com

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Wellington Forecast Discussion

Meteorlogic Glosserator
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Issued: 624 PM CDT Tue Oct 20 2026

Key Messages

  • Areas of fog, including potentially dense fog, may develop again late tonight into early Wednesday morning in and near the Chicago metro.
  • An extended period of dry and above to much above average temperatures is expected through the upcoming weekend.

Discussion

... Issued at 226 PM CDT Tue Oct 20 2026

An Omega block that is in place over the CONUS is expected to persist through the end of the week. The associated ridge axis will only ever so slowly crawl eastward over the coming days, w...