Widespread Showers in the Eastern US; Severe Thunderstorms in the Plains; Heatwave in the Desert Southwest

Widespread showers and thunderstorms across much of the central and eastern U.S. will produce areas of excessive rainfall, especially in the southern Mid-Atlantic states. Scattered severe thunderstorms are expected from Montana into portions of the central/southern Plains this weekend. A heatwave will build in the Desert Southwest, in parts of Arizona, southeastern California, and southern Nevada. Read More >

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fog/Mist

69°F

21°C

Humidity 90%
Wind Speed N 10 mph
Barometer 29.98 in (1014.9 mb)
Dewpoint 66°F (19°C)
Visibility 6.00 mi
Last update 14 Jun 9:53 am CDT
Extended Forecast for

Pesotum IL

  • Today

    Today: A slight chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79. North northeast wind 8 to 10 mph.  Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Northeast wind 7 to 10 mph, with gusts as high as 15 mph.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 83. East northeast wind around 8 mph.

    High: 83 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. East wind 3 to 6 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers after 1pm.  Partly sunny, with a high near 85. East wind around 6 mph becoming south in the afternoon.

    High: 85 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 68. South southeast wind around 6 mph.

    Low: 68 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88. Southwest wind 7 to 10 mph, with gusts as high as 15 mph.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after 1pm.  Mostly cloudy, with a high near 87. Chance of precipitation is 70%.

    High: 87 °F

    Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Today
A slight chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. North northeast wind 8 to 10 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 62. Northeast wind 7 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 83. East northeast wind around 8 mph.
Sunday Night
Partly cloudy, with a low around 64. East wind 3 to 6 mph.
Monday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 85. East wind around 6 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 68. South southeast wind around 6 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Southwest wind 7 to 10 mph, with gusts as high as 15 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Wednesday
Showers and thunderstorms likely, mainly after 1pm. Mostly cloudy, with a high near 87. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Juneteenth
Mostly sunny, with a high near 84.
Thursday Night
Mostly clear, with a low around 65.
Friday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Pesotum IL
 39.9°N 88.28°W (Elev. 702 ft)
9:56 am CDT Jun 14, 2025
10am CDT Jun 14, 2025-6pm CDT Jun 20, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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