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.

Overcast

30°F

-1°C

Humidity 51%
Wind Speed W 8 mph
Barometer 29.96 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 20 Jan 2:35 am MST
Extended Forecast for

Spearfish SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 27. Wind chill values as low as 18. West wind 5 to 8 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly between 1pm and 5pm. Patchy blowing snow between 1pm and 3pm. Cloudy, with a temperature rising to near 34 by 9am, then falling to around 26 during the remainder of the day. Wind chill values as low as 11. Breezy, with a northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 34 °F⇓

    Snow Likely
    and Patchy
    Blowing Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Wind chill values as low as 9. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.

    Low: 19 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow before 11am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 19 by 5pm. Wind chill values as low as 3. Windy, with a northwest wind 29 to 34 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 31 °F⇓

    Chance Snow
    and Windy
    then Mostly
    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12. West wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 20. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.

    High: 20 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around -3. Northwest wind 5 to 7 mph becoming light and variable.

    Low: -3 °F

    Slight Chance
    Snow

  • Friday

    Friday: A chance of snow. Partly sunny, with a high near 11. Northeast wind 6 to 8 mph, with gusts as high as 16 mph.

    High: 11 °F

    Chance Snow

  • Friday Night

    Friday Night: A slight chance of snow. Partly cloudy, with a low around -1.

    Low: -1 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 27. Wind chill values as low as 18. West wind 5 to 8 mph.
Tuesday
Snow likely, mainly between 1pm and 5pm. Patchy blowing snow between 1pm and 3pm. Cloudy, with a temperature rising to near 34 by 9am, then falling to around 26 during the remainder of the day. Wind chill values as low as 11. Breezy, with a northwest wind 10 to 15 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday Night
A 20 percent chance of snow before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 19. Wind chill values as low as 9. Breezy, with a west wind 20 to 25 mph, with gusts as high as 40 mph.
Wednesday
A 30 percent chance of snow before 11am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 19 by 5pm. Wind chill values as low as 3. Windy, with a northwest wind 29 to 34 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 47 mph.
Wednesday Night
Partly cloudy, with a low around 12. West wind 10 to 14 mph, with gusts as high as 24 mph.
Thursday
Partly sunny, with a high near 20. Northwest wind 10 to 16 mph, with gusts as high as 26 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around -3. Northwest wind 5 to 7 mph becoming light and variable.
Friday
A chance of snow. Partly sunny, with a high near 11. Northeast wind 6 to 8 mph, with gusts as high as 16 mph.
Friday Night
A slight chance of snow. Partly cloudy, with a low around -1.
Saturday
Mostly sunny, with a high near 24.
Saturday Night
A slight chance of snow. Partly cloudy, with a low around 9.
Sunday
Mostly sunny, with a high near 31.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Partly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
Last Update:
1:21 am MST Jan 20, 2026
Forecast Valid:
2am MST Jan 20, 2026-6pm MST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation