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 >

Hazardous Weather Conditions

Current conditions at

Imperial, Imperial Municipal Airport (KIML)

Lat: 40.52°NLon: 101.62°WElev: 3271ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

12 Miles SSW Grainton NE

  • Overnight

    Overnight: A chance of showers and thunderstorms.  Mostly cloudy, then gradually becoming mostly clear, with a low around 62. South southeast wind around 5 mph becoming west northwest.  Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 20 percent chance of showers before 7am.  Sunny, with a high near 86. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. North northeast wind around 5 mph becoming south southeast after midnight.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. East southeast wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Breezy.

    High: 92 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, mainly after midnight.  Partly cloudy, with a low around 64.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. South southeast wind around 5 mph becoming west northwest. Chance of precipitation is 50%.
Wednesday
A 20 percent chance of showers before 7am. Sunny, with a high near 86. West wind 5 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 61. North northeast wind around 5 mph becoming south southeast after midnight.
Thursday
Sunny, with a high near 92. South wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 62. East southeast wind 5 to 10 mph.
Friday
Sunny, with a high near 93.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 92. Breezy.
Saturday Night
A chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 64.
Sunday
Mostly sunny, with a high near 93.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Grainton NE
 40.65°N 101.34°W
11:12 pm MDT Aug 18, 2026
12am MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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