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

Danville, Vermilion County Airport (KDNV)

Lat: 40.2°NLon: 87.6°WElev: 696ft.

Fair

81°F

27°C

Humidity 86%
Wind Speed S 7 mph
Barometer 29.90 in
Dewpoint 76°F (24°C)
Visibility 7.00 mi
Heat Index88°F (31°C)
Last update 28 Jun 10:15 pm CDT
Extended Forecast for

Catlin IL

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

    Tonight: Partly cloudy, with a low around 74. South wind 6 to 8 mph, with gusts as high as 15 mph.

    Low: 74 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 93. Heat index values as high as 106. South wind 7 to 14 mph, with gusts as high as 20 mph.

    High: 93 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 73. South southwest wind 7 to 11 mph, with gusts as high as 17 mph.

    Low: 73 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. South southwest wind 6 to 10 mph, with gusts as high as 15 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 74. South southwest wind 5 to 8 mph.

    Low: 74 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. South wind 6 to 8 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 93. Heat index values as high as 106. South wind 7 to 14 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 74. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 107. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Clear, with a low around 73. South southwest wind 7 to 11 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 15 mph.
Wednesday Night
Clear, with a low around 74. South southwest wind 5 to 8 mph.
Thursday
Sunny, with a high near 94.
Thursday Night
Mostly clear, with a low around 74.
Friday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 73.
Independence Day
A chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Saturday Night
Partly cloudy, with a low around 71.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Catlin IL
 40.06°N 87.72°W (Elev. 653 ft)
9:37 pm CDT Jun 28, 2026
10pm CDT Jun 28, 2026-6pm CDT Jul 5, 2026
 
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Additional Resources

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