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

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair

29°C

84°F

Humidity 33%
Wind Speed Vrbl 9 G 22 km/h
Barometer 30.12 in
Dewpoint 11°C (52°F)
Visibility 16 km
Heat Index28°C (82°F)
Last update 13 Jul 1:55 pm MDT
Extended Forecast for

3 Miles WSW Lead SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 24. North wind around 10 km/h, with gusts as high as 25 km/h.

    High: 24 °C

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 14. Northeast wind 10 to 15 km/h becoming south 15 to 20 km/h after midnight. Winds could gust as high as 35 km/h.

    Low: 14 °C

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 28. Southwest wind 10 to 20 km/h becoming north in the afternoon. Winds could gust as high as 35 km/h.

    High: 28 °C

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 12. Southeast wind around 10 km/h becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 12 °C

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 16. Northwest wind 10 to 15 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 60%.

    High: 16 °C

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 8. East wind around 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.

    Low: 8 °C

    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 13. East wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.

    High: 13 °C

    Showers
    Likely then
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 7. Northeast wind 10 to 15 km/h becoming southeast after midnight. Winds could gust as high as 25 km/h.

    Low: 7 °C

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 17.

    High: 17 °C

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 24. North wind around 10 km/h, with gusts as high as 25 km/h.
Tonight
Mostly clear, with a low around 14. Northeast wind 10 to 15 km/h becoming south 15 to 20 km/h after midnight. Winds could gust as high as 35 km/h.
Monday
A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 28. Southwest wind 10 to 20 km/h becoming north in the afternoon. Winds could gust as high as 35 km/h.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 12. Southeast wind around 10 km/h becoming northwest after midnight. Chance of precipitation is 50%.
Tuesday
A slight chance of showers before 9am, then a slight chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 16. Northwest wind 10 to 15 km/h becoming northeast in the afternoon. Winds could gust as high as 30 km/h. Chance of precipitation is 60%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 8. East wind around 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 13. East wind 10 to 15 km/h, with gusts as high as 30 km/h. Chance of precipitation is 80%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 7. Northeast wind 10 to 15 km/h becoming southeast after midnight. Winds could gust as high as 25 km/h.
Thursday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 17.
Thursday Night
A chance of showers and thunderstorms, mainly after midnight. Mostly clear, with a low around 9.
Friday
A slight chance of showers and thunderstorms. Sunny, with a high near 21.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 11.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 22.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lead SD
 44.35°N 103.83°W (Elev. 6112 m)
Last Update:
12:49 pm MDT Jul 13, 2025
Forecast Valid:
2pm MDT Jul 13, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation