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.

Fair

14°F

-10°C

Humidity 26%
Wind Speed NW 12 G 18 mph
Barometer 30.25 in
Dewpoint -15°F (-26°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 17 Jan 10:55 am MST
Extended Forecast for

3 Miles WSW Lead SD

  • Today

    Today: Mostly sunny, with a high near 25. Wind chill values as low as 4. West wind 7 to 10 mph, with gusts as high as 26 mph.

    High: 25 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of snow, mainly after 2am. Mostly cloudy, with a temperature rising to around 30 by 10pm. Wind chill values as low as 8. Blustery, with a northwest wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 45 mph. New snow accumulation of less than a half inch possible.

    Low: 20 °F⇑

    Chance Snow
    and Blustery

  • Sunday

    Sunday: Snow likely, mainly before 11am. Mostly cloudy, with a temperature falling to around 12 by 5pm. Wind chill values as low as -4. Blustery, with a northwest wind 16 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 26 °F⇓

    Blustery.
    Snow Likely
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 6. Wind chill values as low as -10. Northwest wind 11 to 14 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 22. Northwest wind 10 to 14 mph, with gusts as high as 34 mph.

    High: 22 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature rising to around 25 by 5am. West wind 9 to 11 mph, with gusts as high as 29 mph.

    Low: 17 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after 11am. Partly sunny, with a high near 36. Northwest wind around 14 mph, with gusts as high as 36 mph.

    High: 36 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 13. Northwest wind around 14 mph, with gusts as high as 36 mph.

    Low: 13 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow. Mostly cloudy, with a high near 21.

    High: 21 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 25. Wind chill values as low as 4. West wind 7 to 10 mph, with gusts as high as 26 mph.
Tonight
A 40 percent chance of snow, mainly after 2am. Mostly cloudy, with a temperature rising to around 30 by 10pm. Wind chill values as low as 8. Blustery, with a northwest wind 15 to 20 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 45 mph. New snow accumulation of less than a half inch possible.
Sunday
Snow likely, mainly before 11am. Mostly cloudy, with a temperature falling to around 12 by 5pm. Wind chill values as low as -4. Blustery, with a northwest wind 16 to 26 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 6. Wind chill values as low as -10. Northwest wind 11 to 14 mph, with gusts as high as 32 mph. New snow accumulation of less than a half inch possible.
M.L.King Day
Partly sunny, with a high near 22. Northwest wind 10 to 14 mph, with gusts as high as 34 mph.
Monday Night
Mostly cloudy, with a temperature rising to around 25 by 5am. West wind 9 to 11 mph, with gusts as high as 29 mph.
Tuesday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 36. Northwest wind around 14 mph, with gusts as high as 36 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 13. Northwest wind around 14 mph, with gusts as high as 36 mph.
Wednesday
A chance of snow. Mostly cloudy, with a high near 21.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 6.
Thursday
A slight chance of snow. Mostly sunny, with a high near 24.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 5.
Friday
A chance of snow. Mostly cloudy, with a high near 16.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lead SD
 44.33°N 103.8°W (Elev. 5627 ft)
Last Update:
10:21 am MST Jan 17, 2026
Forecast Valid:
11am MST Jan 17, 2026-6pm MST Jan 23, 2026
 
Forecast Discussion
 
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