0

Hourly Weather Forecast - Illiopolis, IL

  • Temperature
    40°F
    Precipitation
    0%
    Wind
    11mph
    ENE
    Arrow up

    Cloudy

    Humidity
    52%
    Feels like
    33°F
    Dew Point
    24°F

  • Cloudy

    Humidity
    53%
    Feels like
    32°F
    Dew Point
    23°F

  • Cloudy

    Humidity
    54%
    Feels like
    31°F
    Dew Point
    23°F

  • Cloudy

    Humidity
    56%
    Feels like
    30°F
    Dew Point
    23°F

  • 50% Chance of Flurries

    Humidity
    60%
    Feels like
    29°F
    Dew Point
    23°F

  • 70% Chance of Snow

    Humidity
    67%
    Feels like
    27°F
    Dew Point
    25°F

  • Snow

    Humidity
    75%
    Feels like
    26°F
    Dew Point
    27°F

Top Stories

Right Arrow
Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Read More
Today's Weather Outlook

Monday's Weather Outlook

Read More
Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Read More
Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Read More
Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

Read More
U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

Read More
More NewsRight Arrow
loading ad...
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide