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

Pierre, Pierre Regional Airport (KPIR)

Lat: 44.38°NLon: 100.29°WElev: 1742ft.

A Few Clouds

69°F

21°C

Humidity 84%
Wind Speed W 3 mph
Barometer 29.97 in (1013.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 12:53 am CDT
Extended Forecast for

11 Miles W Fort Pierre SD

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly before 5am.  Mostly cloudy, with a low around 60. West wind around 7 mph.  Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am.  Mostly cloudy, then gradually becoming sunny, with a high near 83. West northwest wind 6 to 8 mph becoming southwest in the afternoon.  Chance of precipitation is 10%.

    High: 83 °F

    Slight Chance
    T-storms then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. South southeast wind 7 to 13 mph becoming southwest after midnight.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. West southwest wind 8 to 11 mph becoming north northwest in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 62. North wind 6 to 8 mph becoming east after midnight.

    Low: 62 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86. East northeast wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. East wind around 10 mph.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. East southeast wind 10 to 18 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 63. Breezy, with an east southeast wind 18 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    Breezy.
    Partly Cloudy
    then Showers
    Likely

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly before 5am. Mostly cloudy, with a low around 60. West wind around 7 mph. Chance of precipitation is 40%.
Wednesday
A slight chance of showers and thunderstorms before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 83. West northwest wind 6 to 8 mph becoming southwest in the afternoon. Chance of precipitation is 10%.
Wednesday Night
Mostly clear, with a low around 61. South southeast wind 7 to 13 mph becoming southwest after midnight.
Thursday
Sunny, with a high near 88. West southwest wind 8 to 11 mph becoming north northwest in the afternoon.
Thursday Night
Mostly clear, with a low around 62. North wind 6 to 8 mph becoming east after midnight.
Friday
Sunny, with a high near 86. East northeast wind 7 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 62. East wind around 10 mph.
Saturday
Mostly sunny, with a high near 84. East southeast wind 10 to 18 mph.
Saturday Night
Showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 63. Breezy, with an east southeast wind 18 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
A slight chance of showers before 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Fort Pierre SD
 44.39°N 100.62°W (Elev. 1936 ft)
12:36 am CDT Aug 19, 2026
1am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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