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

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

Fair

85°F

29°C

Humidity 64%
Wind Speed NA
Barometer 29.98 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 26 Aug 11:15 am CDT
Extended Forecast for

Alma IL

  • Today

    Today: Mostly sunny, with a high near 88. West wind 5 to 7 mph.

    High: 88 °F

    Mostly Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms before 10pm.  Patchy fog after 4am.  Otherwise, mostly clear, with a low around 65. Calm wind.  Chance of precipitation is 20%.

    Low: 65 °F

    Isolated
    T-storms then
    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Light northeast wind.

    High: 83 °F

    Sunny

  • Friday Night

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

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 88. West wind 5 to 7 mph.
Tonight
Isolated showers and thunderstorms before 10pm. Patchy fog after 4am. Otherwise, mostly clear, with a low around 65. Calm wind. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 85. Calm wind becoming north around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 62. Calm wind.
Friday
Sunny, with a high near 83. Light northeast wind.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 86.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 71.
Monday
Sunny, with a high near 92.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Alma IL
 38.73°N 88.92°W (Elev. 594 ft)
11:06 am CDT Aug 26, 2026
11am 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