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

Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Pierre, Pierre Regional Airport (KPIR)

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

Overcast

78°F

26°C

Humidity 79%
Wind Speed N 7 mph
Barometer 29.89 in (1010.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 17 Aug 1:53 pm CDT
Extended Forecast for

16 Miles SSE Blunt SD

  • This Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 93. Northwest wind around 10 mph.

    High: 93 °F

    Hot

  • Tonight

    Tonight: Partly cloudy, with a low around 67. North northwest wind 5 to 10 mph becoming east northeast after midnight.

    Low: 67 °F

    Partly Cloudy

  • Monday

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

    High: 92 °F

    Hot

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny and hot, with a high near 91. East wind 5 to 10 mph.

    High: 91 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. East wind 6 to 11 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. Southeast wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. South southeast wind 13 to 16 mph.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. South wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 98 °F

    Hot

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 93. Northwest wind around 10 mph.
Tonight
Partly cloudy, with a low around 67. North northwest wind 5 to 10 mph becoming east northeast after midnight.
Monday
Mostly sunny and hot, with a high near 92. North wind 5 to 8 mph becoming east southeast in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday
Sunny and hot, with a high near 91. East wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 65. East wind 6 to 11 mph.
Wednesday
Sunny and hot, with a high near 93. Southeast wind 6 to 15 mph, with gusts as high as 23 mph.
Wednesday Night
Mostly clear, with a low around 67. South southeast wind 13 to 16 mph.
Thursday
Sunny and hot, with a high near 98. South wind 11 to 16 mph, with gusts as high as 25 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. Chance of precipitation is 30%.
Friday
A slight chance of showers. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 58. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSE Blunt SD
 44.28°N 99.92°W (Elev. 1421 ft)
Last Update:
1:46 pm CDT Aug 17, 2025
Forecast Valid:
2pm CDT Aug 17, 2025-6pm CDT Aug 23, 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