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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Overcast

69°F

21°C

Humidity 96%
Wind Speed NE 12 mph
Barometer 29.87 in (1010.1 mb)
Dewpoint 68°F (20°C)
Visibility 8.00 mi
Last update 16 Aug 7:53 am CDT
Extended Forecast for

9 Miles SSW Blunt SD

  • Today

    Today: A chance of showers and thunderstorms after 4pm. Partly sunny and hot, with a high near 90. East wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 90 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 68. East northeast wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    Low: 68 °F

    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 1pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. East wind around 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. North northeast wind 6 to 13 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. East northeast wind 6 to 10 mph.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. East wind 7 to 11 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny and hot, with a high near 90. East wind 6 to 10 mph.

    High: 90 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. East southeast wind 8 to 11 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 91. Southeast wind 8 to 15 mph.

    High: 91 °F

    Hot

Detailed Forecast

Today
A chance of showers and thunderstorms after 4pm. Partly sunny and hot, with a high near 90. East wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 68. East northeast wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Sunday
A slight chance of showers and thunderstorms before 1pm. Mostly cloudy, then gradually becoming sunny and hot, with a high near 91. East wind around 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 63. North northeast wind 6 to 13 mph.
Monday
Sunny and hot, with a high near 90. East northeast wind 6 to 10 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. East wind 7 to 11 mph. Chance of precipitation is 20%.
Tuesday
Sunny and hot, with a high near 90. East wind 6 to 10 mph.
Tuesday Night
Mostly clear, with a low around 63. East southeast wind 8 to 11 mph.
Wednesday
Sunny and hot, with a high near 91. Southeast wind 8 to 15 mph.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SSW Blunt SD
 44.4°N 100.02°W (Elev. 1601 ft)
Last Update:
7:45 am CDT Aug 16, 2025
Forecast Valid:
7am CDT Aug 16, 2025-6pm CDT Aug 22, 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