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

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

57°F

14°C

Humidity 77%
Wind Speed SE 7 mph
Barometer 30.04 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 11 Oct 2:15 am CDT
Extended Forecast for

Plainfield IL

  • Overnight

    Overnight: Partly cloudy, with a low around 55. East southeast wind around 5 mph, with gusts as high as 10 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 60. South wind around 5 mph, with gusts as high as 10 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly cloudy, then gradually becoming sunny, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. Chance of precipitation is 50%.

    Low: 60 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 72.

    High: 72 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 55. East southeast wind around 5 mph, with gusts as high as 10 mph.
Sunday
Sunny, with a high near 79. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Increasing clouds, with a low around 60. South wind around 5 mph, with gusts as high as 10 mph.
Columbus Day
Mostly cloudy, then gradually becoming sunny, with a high near 87. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 70. South southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 83.
Tuesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 60. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 72.
Wednesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 55.
Thursday
Showers likely. Mostly cloudy, with a high near 69.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 50.
Friday
A chance of showers. Mostly cloudy, with a high near 62.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plainfield IL
 41.59°N 88.19°W
Last Update:
1:21 am CDT Oct 11, 2026
Forecast Valid:
2am CDT Oct 11, 2026-6pm CDT Oct 17, 2026
 
Forecast Discussion
 
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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