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.

Mostly Cloudy and Breezy

1°F

-17°C

Humidity 71%
Wind Speed NW 23 G 33 mph
Barometer 30.25 in
Dewpoint -6°F (-21°C)
Visibility 10.00 mi
Wind Chill-22°F (-30°C)
Last update 17 Jan 3:35 am MST
Extended Forecast for

3 Miles S Whitewood SD

  • Overnight

    Overnight: A chance of flurries. Patchy blowing snow. Mostly clear, with a low around -2. Wind chill values as low as -31. Blustery, with a northwest wind 11 to 16 mph increasing to 24 to 29 mph. Winds could gust as high as 49 mph.

    Low: -2 °F

    Chance
    Flurries and
    Patchy
    Blowing Snow

  • Saturday

    Saturday: Patchy blowing snow before 10am. Sunny, with a high near 34. Windy, with a northwest wind 25 to 30 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 45 mph.

    High: 34 °F

    Patchy
    Blowing Snow
    and Windy
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 2am. Mostly cloudy, with a low around 23. Wind chill values as low as 15. Very windy, with a northwest wind 20 to 30 mph increasing to 36 to 46 mph. Winds could gust as high as 65 mph.

    Low: 23 °F

    Very Windy.
    Mostly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow. Mostly cloudy, with a temperature falling to around 18 by 5pm. Wind chill values as low as zero. Very windy, with a northwest wind 37 to 47 mph decreasing to 26 to 36 mph in the afternoon. Winds could gust as high as 65 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F⇓

    Chance Snow
    and Very
    Windy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 12. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 36 mph.

    Low: 12 °F

    Slight Chance
    Snow and
    Blustery

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 26. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 39 mph.

    High: 26 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. West wind 11 to 18 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 42. Breezy, with a west wind 24 to 26 mph, with gusts as high as 41 mph.

    High: 42 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 20. Blustery.

    Low: 20 °F

    Chance Snow
    and Blustery

Detailed Forecast

Overnight
A chance of flurries. Patchy blowing snow. Mostly clear, with a low around -2. Wind chill values as low as -31. Blustery, with a northwest wind 11 to 16 mph increasing to 24 to 29 mph. Winds could gust as high as 49 mph.
Saturday
Patchy blowing snow before 10am. Sunny, with a high near 34. Windy, with a northwest wind 25 to 30 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 45 mph.
Saturday Night
A 20 percent chance of snow after 2am. Mostly cloudy, with a low around 23. Wind chill values as low as 15. Very windy, with a northwest wind 20 to 30 mph increasing to 36 to 46 mph. Winds could gust as high as 65 mph.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a temperature falling to around 18 by 5pm. Wind chill values as low as zero. Very windy, with a northwest wind 37 to 47 mph decreasing to 26 to 36 mph in the afternoon. Winds could gust as high as 65 mph. New snow accumulation of less than a half inch possible.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 12. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 36 mph.
M.L.King Day
Partly sunny, with a high near 26. Blustery, with a northwest wind 17 to 26 mph, with gusts as high as 39 mph.
Monday Night
Mostly cloudy, with a low around 21. West wind 11 to 18 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 42. Breezy, with a west wind 24 to 26 mph, with gusts as high as 41 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20. Blustery.
Wednesday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 26. Blustery.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Thursday
A slight chance of snow. Partly sunny, with a high near 29.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 9.
Friday
A chance of snow. Mostly cloudy, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Whitewood SD
 44.42°N 103.63°W (Elev. 4800 ft)
Last Update:
3:32 am MST Jan 17, 2026
Forecast Valid:
3am MST Jan 17, 2026-6pm MST Jan 23, 2026
 
Forecast Discussion
 
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