Dangerous Heat Builds and Expands; Critical Fire Weather for the Southwest; Severe Thunderstorms for Plains and Midwest

Dangerous to record breaking heat will build across the center of the nation and slowly build eastward this week. Wildfire conditions remain critical for the Southwest and portions of the Great Basin through Monday. For the northern Plains and upper Midwest, severe thunderstorms with the potential for large to very large hail and severe winds are the primary hazards. Read More >

Current conditions at

University of Illinois - Willard (KCMI)

Lat: 40.03°NLon: 88.28°WElev: 741ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed SE 7 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 74°F (23°C)
Visibility 7.00 mi
Last update 29 Jun 3:53 am CDT
Extended Forecast for

Longview ILSimilar City Names

Heat Advisory June 29, 11:00am until July 3, 12:00am
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Partly sunny, with a high near 92. Heat index values as high as 106. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 92 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 74. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 94. Heat index values as high as 107. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 94 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 74. South southwest wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 74. South southwest wind 6 to 9 mph.

    Low: 74 °F

    Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 95. South southwest wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms.  Mostly sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 92. Heat index values as high as 106. South wind 7 to 14 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 74. South wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 94. Heat index values as high as 107. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 74. South southwest wind 7 to 10 mph, with gusts as high as 17 mph.
Wednesday
Sunny, with a high near 94. South southwest wind 6 to 10 mph, with gusts as high as 17 mph.
Wednesday Night
Clear, with a low around 74. South southwest wind 6 to 9 mph.
Thursday
Sunny and hot, with a high near 95. South southwest wind 6 to 10 mph, with gusts as high as 16 mph.
Thursday Night
Mostly clear, with a low around 75.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Friday Night
Partly cloudy, with a low around 74.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Longview ILSimilar City Names
 39.88°N 88.08°W (Elev. 659 ft)
2:46 am CDT Jun 29, 2026
4am CDT Jun 29, 2026-6pm CDT Jul 5, 2026
 
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