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

66°F

19°C

Humidity 88%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 7 Jul 4:30 am CDT
Extended Forecast for

Plainfield IL

  • Today

    Today: Sunny, with a high near 84. North wind around 5 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84. Light southwest wind becoming west southwest 5 to 10 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.

    Low: 68 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.

    High: 83 °F

    Partly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 64.

    Low: 64 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 84. North wind around 5 mph.
Tonight
Mostly clear, with a low around 63. East northeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 84. Light southwest wind becoming west southwest 5 to 10 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 68. South southwest wind around 5 mph, with gusts as high as 10 mph.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Plainfield IL
 41.64°N 88.22°W
Last Update:
4:01 am CDT Jul 7, 2026
Forecast Valid:
4am CDT Jul 7, 2026-6pm CDT Jul 13, 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