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

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

A Few Clouds

32°F

0°C

Humidity 34%
Wind Speed W 14 mph
Barometer 29.94 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 17 Jan 5:55 pm MST
Extended Forecast for

6 Miles WSW Lead SD

  • Tonight

    Tonight: A 50 percent chance of snow showers, mainly after 2am. Mostly cloudy, with a low around 17. Wind chill values as low as 7. Northwest wind 7 to 17 mph, with gusts as high as 41 mph. Total nighttime snow accumulation of less than one inch possible.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Chance
    Snow Showers

  • Sunday

    Sunday: Snow showers likely. Cloudy, with a temperature falling to around 11 by 5pm. Wind chill values as low as -3. Northwest wind 11 to 17 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F⇓

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 2. Wind chill values as low as -9. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.

    Low: 2 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: A 20 percent chance of snow before 11am. Partly sunny, with a high near 20. Wind chill values as low as -9. West wind 7 to 11 mph, with gusts as high as 31 mph.

    High: 20 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature rising to around 18 by 5am. West wind around 5 mph becoming calm. Winds could gust as high as 22 mph.

    Low: 14 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of snow. Mostly cloudy, with a high near 32. Northwest wind 6 to 10 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 12. West wind around 8 mph, with gusts as high as 31 mph.

    Low: 12 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow before 11am. Partly sunny, with a high near 21. Northwest wind 7 to 10 mph, with gusts as high as 30 mph.

    High: 21 °F

    Chance Snow
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow showers, mainly after 2am. Mostly cloudy, with a low around 17. Wind chill values as low as 7. Northwest wind 7 to 17 mph, with gusts as high as 41 mph. Total nighttime snow accumulation of less than one inch possible.
Sunday
Snow showers likely. Cloudy, with a temperature falling to around 11 by 5pm. Wind chill values as low as -3. Northwest wind 11 to 17 mph, with gusts as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 2. Wind chill values as low as -9. Northwest wind 5 to 8 mph, with gusts as high as 26 mph.
M.L.King Day
A 20 percent chance of snow before 11am. Partly sunny, with a high near 20. Wind chill values as low as -9. West wind 7 to 11 mph, with gusts as high as 31 mph.
Monday Night
Mostly cloudy, with a temperature rising to around 18 by 5am. West wind around 5 mph becoming calm. Winds could gust as high as 22 mph.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 32. Northwest wind 6 to 10 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 12. West wind around 8 mph, with gusts as high as 31 mph.
Wednesday
A chance of snow before 11am. Partly sunny, with a high near 21. Northwest wind 7 to 10 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Partly sunny, with a high near 33.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 8.
Friday
A chance of snow. Mostly cloudy, with a high near 20.
Friday Night
Snow likely. Mostly cloudy, with a low around -2.
Saturday
A chance of snow. Mostly cloudy, with a high near 13.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Lead SD
 44.33°N 103.89°W (Elev. 5197 ft)
Last Update:
5:42 pm MST Jan 17, 2026
Forecast Valid:
6pm MST Jan 17, 2026-6pm MST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation