Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Fair

91°F

33°C

Humidity 44%
Wind Speed Calm
Barometer 29.71 in (1004.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 29 Aug 6:53 pm CDT
Extended Forecast for

14 Miles NNW Fort Pierre SD

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 66. East northeast wind 6 to 13 mph.  Chance of precipitation is 40%.

    Low: 66 °F

    Chance
    T-storms

  • Sunday

    Sunday: Partly sunny, with a high near 89. East southeast wind 7 to 9 mph becoming west in the afternoon.

    High: 89 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 9pm and 10pm.  Partly cloudy, with a low around 60. Northeast wind 10 to 17 mph becoming northwest in the evening.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Northwest wind around 6 mph becoming south southeast in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 63. East wind 5 to 8 mph.

    Low: 63 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Mostly cloudy, with a high near 81. East wind 7 to 9 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 60. East wind 9 to 13 mph.  Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Southeast wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 64. Southeast wind 11 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 66. East northeast wind 6 to 13 mph. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 89. East southeast wind 7 to 9 mph becoming west in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms between 9pm and 10pm. Partly cloudy, with a low around 60. Northeast wind 10 to 17 mph becoming northwest in the evening. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 84. Northwest wind around 6 mph becoming south southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 63. East wind 5 to 8 mph.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 81. East wind 7 to 9 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 60. East wind 9 to 13 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 86. Southeast wind 9 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southeast wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 87.
Thursday Night
Mostly clear, with a low around 63.
Friday
Mostly sunny, with a high near 88.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Fort Pierre SD
 44.56°N 100.48°W (Elev. 1621 ft)
7:06 pm CDT Aug 29, 2026
7pm CDT Aug 29, 2026-6pm CDT Sep 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database