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.

Overcast

30°F

-1°C

Humidity 93%
Wind Speed SW 3 mph
Barometer 30.26 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 26 Nov 11:35 pm MST
Extended Forecast for

Lead SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. West wind 3 to 5 mph. Winds could gust as high as 15 mph.

    Low: 22 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Partly sunny, with a high near 34. Wind chill values as low as 17. Light and variable wind.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 23. Calm wind becoming south around 6 mph. Winds could gust as high as 16 mph.

    Low: 23 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow after 11am. Increasing clouds, with a high near 37. Wind chill values as low as 19. Calm wind becoming north around 6 mph in the afternoon. Winds could gust as high as 15 mph. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow. Low around 9. Northwest wind 6 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 9 °F

    Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 17. Northwest wind 5 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 17 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow. Partly cloudy, with a low around 4. Calm wind.

    Low: 4 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A slight chance of snow. Mostly sunny, with a high near 20. Light and variable wind.

    High: 20 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A slight chance of snow before 11pm. Partly cloudy, with a low around 7.

    Low: 7 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 22. West wind 3 to 5 mph. Winds could gust as high as 15 mph.
Thanksgiving Day
Partly sunny, with a high near 34. Wind chill values as low as 17. Light and variable wind.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 23. Calm wind becoming south around 6 mph. Winds could gust as high as 16 mph.
Friday
A 50 percent chance of snow after 11am. Increasing clouds, with a high near 37. Wind chill values as low as 19. Calm wind becoming north around 6 mph in the afternoon. Winds could gust as high as 15 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 9. Northwest wind 6 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 17. Northwest wind 5 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Saturday Night
A 20 percent chance of snow. Partly cloudy, with a low around 4. Calm wind.
Sunday
A slight chance of snow. Mostly sunny, with a high near 20. Light and variable wind.
Sunday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 7.
Monday
A slight chance of snow after 11am. Mostly sunny, with a high near 29.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A chance of snow. Mostly cloudy, with a high near 37.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 22.
Wednesday
Snow likely. Mostly cloudy, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lead SD
 44.35°N 103.77°W (Elev. 5322 ft)
Last Update:
11:21 pm MST Nov 26, 2025
Forecast Valid:
11pm MST Nov 26, 2025-6pm MST Dec 3, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation