Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Fair

78°F

26°C

Humidity 76%
Wind Speed SW 6 mph
Barometer 29.98 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 26 Aug 9:35 am CDT
Extended Forecast for

5 Miles SSE Hillview IL

  • Today

    Today: Isolated showers between 3pm and 4pm, then isolated showers and thunderstorms after 4pm.  Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 9 mph in the morning.  Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Isolated
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 64. Northwest wind 5 to 7 mph becoming calm  in the evening.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the morning.

    High: 86 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. North wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
Isolated showers between 3pm and 4pm, then isolated showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 64. Northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 86. Calm wind becoming north 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 84. Calm wind becoming northeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 60.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny, with a high near 92.
Sunday Night
Mostly clear, with a low around 72.
Monday
Mostly sunny, with a high near 93.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Hillview IL
 39.38°N 90.48°W (Elev. 505 ft)
7:36 am CDT Aug 26, 2026
9am CDT Aug 26, 2026-6pm CDT Sep 1, 2026
 
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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