National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Mostly Cloudy

65°F

18°C

Humidity 73%
Wind Speed SE 15 mph
Barometer 29.83 in (1008.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 1 Oct 4:53 am CDT
Extended Forecast for

Fort Pierre SD

  • Overnight

    Overnight: A slight chance of showers. Partly cloudy, with a steady temperature around 68. South southeast wind around 11 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before 8am. Mostly sunny, with a high near 87. South southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    High: 87 °F

    Slight Chance
    Showers then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. East southeast wind around 11 mph, with gusts as high as 20 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny and hot, with a high near 93. South southeast wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65. South southeast wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 81. South southeast wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 51 °F

    Showers
    Likely

Detailed Forecast

Overnight
A slight chance of showers. Partly cloudy, with a steady temperature around 68. South southeast wind around 11 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers before 8am. Mostly sunny, with a high near 87. South southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 57. West wind 5 to 9 mph becoming calm after midnight.
Thursday
Sunny, with a high near 88. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 64. East southeast wind around 11 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 93. South southeast wind 9 to 17 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 65. South southeast wind 10 to 14 mph, with gusts as high as 24 mph.
Saturday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 81. South southeast wind 10 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 30%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. West northwest wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday
A chance of showers before 1pm. Mostly sunny, with a high near 66. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.
Monday
A slight chance of showers. Mostly cloudy, with a high near 60. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Pierre SD
 44.37°N 100.38°W (Elev. 1444 ft)
Last Update:
5:46 am CDT Oct 1, 2025
Forecast Valid:
5am CDT Oct 1, 2025-6pm CDT Oct 7, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation