Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Salem, Salem-Leckrone Airport (KSLO)

Lat: 38.64°NLon: 88.96°WElev: 574ft.

73°F

23°C

Humidity 93%
Wind Speed NA
Barometer 29.97 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 9:15 pm CDT
Extended Forecast for

3 Miles SE Alma IL

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am.  Mostly clear, with a low around 68. Light and variable wind.

    Low: 68 °F

    Clear then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms, mainly before 11am.  High near 79. Light and variable wind becoming southwest 5 to 7 mph in the morning.  Chance of precipitation is 80%.

    High: 79 °F

    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am.  Increasing clouds, with a low around 66. North wind 3 to 6 mph.

    Low: 66 °F

    Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm.  Mostly sunny, with a high near 82. North wind 5 to 8 mph becoming calm  in the morning.  Chance of precipitation is 20%.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers, with thunderstorms also possible after 1pm.  Sunny, with a high near 84. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 68. Light and variable wind.
Wednesday
Showers and thunderstorms, mainly before 11am. High near 79. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 80%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly between midnight and 2am. Increasing clouds, with a low around 66. North wind 3 to 6 mph.
Thursday
A slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Mostly sunny, with a high near 82. North wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 63. Calm wind.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 64.
Saturday
A slight chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 84. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Sunny, with a high near 81.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 62.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Alma IL
 38.69°N 88.86°W (Elev. 568 ft)
8:51 pm CDT Aug 18, 2026
9pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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