National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chicago/Waukegan Regional Airport (KUGN)

Lat: 42.43°NLon: 87.86°WElev: 709ft.

Fair

-9°C

16°F

Humidity 54%
Wind Speed S 13 km/h
Barometer 1038.1 mb (30.58 in)
Dewpoint -17°C (2°F)
Visibility 16 km
Wind Chill-15°C (5°F)
Last update 14 Feb 9:51 am CST
Extended Forecast for

Zion IL

  • Today

    Today: A 20 percent chance of snow after 5pm. Cloudy, with a high near -3. Wind chill values as low as -17. South southeast wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.

    High: -3 °C

    Mostly Cloudy
    then Slight
    Chance Snow

  • Tonight

    Tonight: Snow before 4am, then a chance of snow and freezing rain. Low around -4. South southeast wind 25 to 30 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 45 km/h. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of a centimeter possible. New snow accumulation of 5 to 9 centimeters possible.

    Low: -4 °C

    Snow then
    Wintry Mix
    Likely

  • Saturday

    Saturday: Snow likely, possibly mixed with freezing rain before 8am, then snow. High near 1. South southeast wind 5 to 10 km/h becoming north northeast 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 centimeters possible.

    High: 1 °C

    Wintry Mix
    Likely then
    Snow

  • Saturday Night

    Saturday Night: Snow likely. Cloudy, with a low around -4. North northeast wind 15 to 20 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 45 km/h. Chance of precipitation is 70%. New snow accumulation of 5 to 9 centimeters possible.

    Low: -4 °C

    Snow Likely

  • Sunday

    Sunday: Snow likely, mainly before noon. Mostly cloudy, with a high near -3. Northwest wind 25 to 30 km/h, with gusts as high as 50 km/h. Chance of precipitation is 60%.

    High: -3 °C

    Snow Likely
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -19.

    Low: -19 °C

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny and cold, with a high near -14.

    High: -14 °C

    Cold

  • Monday Night

    Monday Night: Partly cloudy, with a low around -21.

    Low: -21 °C

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near -11.

    High: -11 °C

    Mostly Sunny

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Cloudy, with a high near -3. Wind chill values as low as -17. South southeast wind 15 to 20 km/h increasing to 25 to 30 km/h in the afternoon. Winds could gust as high as 45 km/h.
Tonight
Snow before 4am, then a chance of snow and freezing rain. Low around -4. South southeast wind 25 to 30 km/h decreasing to 15 to 20 km/h after midnight. Winds could gust as high as 45 km/h. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of a centimeter possible. New snow accumulation of 5 to 9 centimeters possible.
Saturday
Snow likely, possibly mixed with freezing rain before 8am, then snow. High near 1. South southeast wind 5 to 10 km/h becoming north northeast 15 to 20 km/h in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 centimeters possible.
Saturday Night
Snow likely. Cloudy, with a low around -4. North northeast wind 15 to 20 km/h increasing to 20 to 25 km/h after midnight. Winds could gust as high as 45 km/h. Chance of precipitation is 70%. New snow accumulation of 5 to 9 centimeters possible.
Sunday
Snow likely, mainly before noon. Mostly cloudy, with a high near -3. Northwest wind 25 to 30 km/h, with gusts as high as 50 km/h. Chance of precipitation is 60%.
Sunday Night
Partly cloudy, with a low around -19.
Washington's Birthday
Mostly sunny and cold, with a high near -14.
Monday Night
Partly cloudy, with a low around -21.
Tuesday
Mostly sunny, with a high near -11.
Tuesday Night
Mostly cloudy, with a low around -17.
Wednesday
Partly sunny, with a high near -9.
Wednesday Night
Mostly cloudy, with a low around -17.
Thursday
Mostly sunny, with a high near -8.
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ABOUT THIS FORECAST

 
Point Forecast:
Zion IL
 42.45°N 87.84°W
Last Update:
9:27 am CST Feb 14, 2025
Forecast Valid:
10am CST Feb 14, 2025-6pm CST Feb 20, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation