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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Fair

69°F

21°C

Humidity 70%
Wind Speed E 8 mph
Barometer 30.01 in (1015.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 27 Aug 10:53 pm CDT
Extended Forecast for

Pierre SD

  • Tonight

    Tonight: Partly cloudy, with a low around 63. East southeast wind 9 to 13 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 93. Southeast wind 13 to 18 mph, with gusts as high as 29 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 66. Southeast wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 92. West northwest wind 5 to 8 mph becoming east southeast in the afternoon.

    High: 92 °F

    Hot

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. East wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 20%.

    Low: 67 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 90. North wind 7 to 9 mph becoming south in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. East southeast wind 8 to 10 mph becoming west in the evening.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 87. North northwest wind 9 to 13 mph becoming south southwest in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Southeast wind 6 to 9 mph.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 63. East southeast wind 9 to 13 mph.
Friday
Mostly sunny and hot, with a high near 93. Southeast wind 13 to 18 mph, with gusts as high as 29 mph.
Friday Night
A chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 66. Southeast wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny and hot, with a high near 92. West northwest wind 5 to 8 mph becoming east southeast in the afternoon.
Saturday Night
A slight chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 67. East wind 8 to 11 mph becoming north after midnight. Chance of precipitation is 20%.
Sunday
Mostly sunny and hot, with a high near 90. North wind 7 to 9 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 64. East southeast wind 8 to 10 mph becoming west in the evening.
Monday
Mostly sunny, with a high near 87. North northwest wind 9 to 13 mph becoming south southwest in the afternoon.
Monday Night
Partly cloudy, with a low around 62. Southeast wind 6 to 9 mph.
Tuesday
Partly sunny, with a high near 88.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 20%.
Wednesday
Mostly sunny and hot, with a high near 90.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 88.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Pierre SD
 44.37°N 100.32°W (Elev. 1699 ft)
Last Update:
11:06 pm CDT Aug 27, 2026
Forecast Valid:
11pm CDT Aug 27, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation