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

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

-4°F

-20°C

Humidity 34%
Wind Speed NW 12 G 17 mph
Barometer 30.72 in
Dewpoint -26°F (-32°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 23 Jan 12:45 pm CST
Extended Forecast for

Plainfield IL

Cold Weather Advisory January 23, 01:17pm until January 24, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 23, 01:17pm until January 24, 09:00am

    NOW until 9:00am Sat

    Cold Weather Advisory

  • This Afternoon

    High: -1 °F

    Cold

  • Tonight

    Tonight: Mostly cloudy, with a low around -8. Wind chill values as low as -22. North wind 5 to 10 mph.

    Low: -8 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Cloudy and cold, with a high near 8. Wind chill values as low as -20. North northwest wind around 5 mph becoming east northeast in the afternoon.

    High: 8 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: Snow, mainly after 9pm. Low around 7. Wind chill values as low as -5. East northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 7 °F

    Snow

  • Sunday

    Sunday: Snow likely. Cloudy, with a high near 17. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 17 °F

    Snow Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 1.

    Low: 1 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Monday

    Monday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Sunny and cold, with a high near -1. Wind chill values as low as -21. North northwest wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Mostly cloudy, with a low around -8. Wind chill values as low as -22. North wind 5 to 10 mph.
Saturday
A 20 percent chance of snow after noon. Cloudy and cold, with a high near 8. Wind chill values as low as -20. North northwest wind around 5 mph becoming east northeast in the afternoon.
Saturday Night
Snow, mainly after 9pm. Low around 7. Wind chill values as low as -5. East northeast wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Sunday
Snow likely. Cloudy, with a high near 17. North northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 1.
Monday
Sunny and cold, with a high near 9.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 19.
Tuesday Night
Partly cloudy, with a low around 2.
Wednesday
Partly sunny, with a high near 14.
Wednesday Night
Mostly cloudy, with a low around 1.
Thursday
Mostly sunny, with a high near 14.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plainfield IL
 41.64°N 88.22°W
Last Update:
1:10 pm CST Jan 23, 2026
Forecast Valid:
1pm CST Jan 23, 2026-6pm CST Jan 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation