Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Partly Cloudy

81°F

27°C

Humidity 94%
Wind Speed SW 8 mph
Barometer 29.94 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 26 Jul 9:45 am CDT
Extended Forecast for

2 Miles NW Plainfield IL

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 88. Heat index values as high as 100. South southwest wind 5 to 10 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms after 1am.  Increasing clouds, with a low around 74. South southwest wind around 5 mph.

    Low: 74 °F

    Partly Cloudy
    then Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, then gradually becoming sunny, with a high near 91. Heat index values as high as 104. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 72. West southwest wind around 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.

    Low: 72 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 84. North wind around 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 88. Heat index values as high as 100. South southwest wind 5 to 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 74. South southwest wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, then gradually becoming sunny, with a high near 91. Heat index values as high as 104. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 72. West southwest wind around 10 mph becoming north northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 84. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 82.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 65.
Friday
A chance of showers. Partly sunny, with a high near 85.
Friday Night
A chance of showers. Partly cloudy, with a low around 66.
Saturday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Plainfield IL
 41.64°N 88.22°W
8:16 am CDT Jul 26, 2026
10am CDT Jul 26, 2026-6pm CDT Aug 1, 2026
 
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Additional Resources

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Hourly Weather Forecast

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