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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

Pine Ridge, Pine Ridge Airport (KIEN)

Lat: 43.03°NLon: 102.52°WElev: 3330ft.

Fair

88°F

31°C

Humidity 43%
Wind Speed Vrbl 5 mph
Barometer 29.96 in (1010.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 17 Aug 12:52 pm MDT
Extended Forecast for

2 Miles SSE Manderson-White Horse Creek SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 91. North wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 91 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 93. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. South wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. East wind around 10 mph becoming south after midnight. Winds could gust as high as 15 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 98. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 98 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 97.

    High: 97 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 91. North wind 5 to 10 mph, with gusts as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 10pm. Partly cloudy, with a low around 62. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 15 mph.
Monday
Sunny, with a high near 93. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 15 mph.
Monday Night
Mostly clear, with a low around 61. Northeast wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Tuesday
Sunny, with a high near 94. South wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
Mostly clear, with a low around 65. East wind around 10 mph becoming south after midnight. Winds could gust as high as 15 mph.
Wednesday
Sunny, with a high near 98. South wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 68. South wind around 15 mph, with gusts as high as 30 mph.
Thursday
Sunny, with a high near 97.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Manderson-White Horse Creek SD
 43.2°N 102.45°W (Elev. 3199 ft)
Last Update:
12:29 pm MDT Aug 17, 2025
Forecast Valid:
12pm MDT Aug 17, 2025-6pm MDT Aug 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation