Dangerous Fire Conditions in the Southern High Plains; Severe Weather from the Great Lakes into Central/Southern Plains; Late-Season Mountain Snow

Dry and windy conditions will produce dangerous fire weather conditions across the southern High Plains into the Southwest. Severe storms, including very large hail, strong tornadoes, and winds, are expected from the Great Lakes into the central/southern Plains. Heavy late-season snow and cold temperatures are expected in the northern to central Rockies. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

Pine Ridge, Pine Ridge Airport (KIEN)

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

Fair

49°F

9°C

Humidity 56%
Wind Speed N 7 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 17 May 9:52 pm MDT
Extended Forecast for

Porcupine SD

  • Tonight

    Tonight: A 40 percent chance of showers, mainly after 3am.  Mostly cloudy, with a low around 36. North wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers likely before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm.  Steady temperature around 39. North wind 13 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%.

    High: 39 °F

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before midnight.  Mostly cloudy, with a low around 31. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 70%.

    Low: 31 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Northwest wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 16 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 34. North wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 67. South wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 67 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. Breezy.

    Low: 42 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers before midnight.  Partly cloudy, with a low around 42.

    Low: 42 °F

    Slight Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers, mainly after 3am. Mostly cloudy, with a low around 36. North wind 8 to 11 mph, with gusts as high as 18 mph.
Monday
Showers likely before noon, then showers and possibly a thunderstorm between noon and 3pm, then showers after 3pm. Steady temperature around 39. North wind 13 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%.
Monday Night
Showers likely, mainly before midnight. Mostly cloudy, with a low around 31. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Tuesday
Mostly sunny, with a high near 57. Northwest wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 34. North wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.
Wednesday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67. South wind 10 to 18 mph, with gusts as high as 29 mph.
Wednesday Night
Partly cloudy, with a low around 42. Breezy.
Thursday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 69.
Thursday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 42.
Friday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 79.
Saturday Night
Partly cloudy, with a low around 49.
Sunday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Porcupine SD
 43.27°N 102.34°W (Elev. 3235 ft)
8:29 pm MDT May 17, 2026
10pm MDT May 17, 2026-6pm MDT May 24, 2026
 
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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