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.

Fair

34°F

1°C

Humidity 92%
Wind Speed E 5 mph
Barometer 30.24 in (1024.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 20 May 6:53 am CDT
Extended Forecast for

Fort Pierre SD

  • Today

    Today: A chance of showers, mainly after 4pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 69. Breezy, with a light and variable wind becoming south 16 to 21 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 69 °F

    Areas Frost
    then Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A slight chance of showers before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 42. South wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 10%.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 72. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 30 mph.

    High: 72 °F

    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 43. Southeast wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely. Mostly cloudy, with a high near 62. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 62 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 1am. Mostly cloudy, with a low around 41. Northeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 41 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 74. Light and variable wind becoming south southwest around 5 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. East southeast wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 87. South southeast wind 6 to 9 mph.

    High: 87 °F

    Sunny

Detailed Forecast

Today
A chance of showers, mainly after 4pm. Areas of frost before 8am. Otherwise, increasing clouds, with a high near 69. Breezy, with a light and variable wind becoming south 16 to 21 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Tonight
A slight chance of showers before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 42. South wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 10%.
Thursday
Mostly sunny, with a high near 72. Breezy, with a south southeast wind 13 to 22 mph, with gusts as high as 30 mph.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 43. Southeast wind 10 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Friday
Showers likely. Mostly cloudy, with a high near 62. East wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers before 1am. Mostly cloudy, with a low around 41. Northeast wind 5 to 8 mph becoming calm after midnight. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 74. Light and variable wind becoming south southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 44. East southeast wind 5 to 7 mph.
Sunday
Sunny, with a high near 87. South southeast wind 6 to 9 mph.
Sunday Night
Mostly clear, with a low around 50.
Memorial Day
Sunny and hot, with a high near 93.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 86. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Pierre SD
 44.35°N 100.38°W (Elev. 1516 ft)
Last Update:
7:36 am CDT May 20, 2026
Forecast Valid:
7am CDT May 20, 2026-6pm CDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation