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

Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Fair

57°F

14°C

Humidity 90%
Wind Speed SW 3 mph
Barometer 29.92 in (1011.9 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 9 Aug 5:53 am CDT
Extended Forecast for

12 Miles N Harrold SD

  • Today

    Today: Sunny, with a high near 85. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. West wind 6 to 14 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy smoke after 10am. Mostly sunny, with a high near 80. West northwest wind 8 to 11 mph.

    High: 80 °F

    Patchy Smoke

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West northwest wind 6 to 8 mph becoming south after midnight.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 88. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 88 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. West southwest wind 7 to 9 mph becoming north northwest after midnight.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Northeast wind 7 to 10 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 64. East wind around 11 mph becoming south southeast after midnight.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 92. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 92 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 85. West wind 5 to 10 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Tonight
Partly cloudy, with a low around 58. West wind 6 to 14 mph, with gusts as high as 22 mph.
Sunday
Patchy smoke after 10am. Mostly sunny, with a high near 80. West northwest wind 8 to 11 mph.
Sunday Night
Mostly clear, with a low around 58. West northwest wind 6 to 8 mph becoming south after midnight.
Monday
Sunny, with a high near 88. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 61. West southwest wind 7 to 9 mph becoming north northwest after midnight.
Tuesday
Sunny, with a high near 87. Northeast wind 7 to 10 mph.
Tuesday Night
Mostly clear, with a low around 64. East wind around 11 mph becoming south southeast after midnight.
Wednesday
Sunny and hot, with a high near 92. Breezy, with a south southeast wind 11 to 20 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Sunny and hot, with a high near 93.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 20%.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles N Harrold SD
 44.69°N 99.76°W (Elev. 1745 ft)
Last Update:
5:46 am CDT Aug 9, 2025
Forecast Valid:
6am CDT Aug 9, 2025-6pm CDT Aug 15, 2025
 
Forecast Discussion
 
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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