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.

Mostly Cloudy and Breezy

37°F

3°C

Humidity 56%
Wind Speed NW 23 G 32 mph
Barometer 29.98 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 18 Jan 12:15 am MST
Extended Forecast for

3 Miles S Whitewood SD

  • Overnight

    Overnight: A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 28. Wind chill values as low as 13. Very windy, with a west wind 32 to 37 mph increasing to 40 to 45 mph. Winds could gust as high as 70 mph.

    Low: 28 °F

    Slight Chance
    Snow Showers
    and Very
    Windy

  • Sunday

    Sunday: A 40 percent chance of snow showers. Mostly cloudy, with a temperature falling to around 18 by 5pm. Wind chill values as low as -1. Very windy, with a northwest wind 39 to 49 mph decreasing to 29 to 39 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of around an inch possible.

    High: 31 °F⇓

    Chance Snow
    Showers and
    Very Windy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 11. Wind chill values as low as -8. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 36 mph.

    Low: 11 °F

    Mostly Cloudy
    and Blustery

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 25. Wind chill values as low as -6. Breezy, with a west wind 20 to 26 mph, with gusts as high as 38 mph.

    High: 25 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. West wind 10 to 15 mph, with gusts as high as 22 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 37. Breezy, with a west wind 20 to 26 mph, with gusts as high as 40 mph.

    High: 37 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Blustery, with a west wind around 26 mph, with gusts as high as 37 mph.

    Low: 21 °F

    Chance Snow
    and Blustery

  • Wednesday

    Wednesday: A slight chance of snow before 11am. Partly sunny, with a high near 25. Windy, with a northwest wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 25 °F

    Slight Chance
    Snow and
    Windy then
    Partly Sunny
    and Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 28. Wind chill values as low as 13. Very windy, with a west wind 32 to 37 mph increasing to 40 to 45 mph. Winds could gust as high as 70 mph.
Sunday
A 40 percent chance of snow showers. Mostly cloudy, with a temperature falling to around 18 by 5pm. Wind chill values as low as -1. Very windy, with a northwest wind 39 to 49 mph decreasing to 29 to 39 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of around an inch possible.
Sunday Night
Mostly cloudy, with a low around 11. Wind chill values as low as -8. Blustery, with a northwest wind 18 to 25 mph, with gusts as high as 36 mph.
M.L.King Day
Partly sunny, with a high near 25. Wind chill values as low as -6. Breezy, with a west wind 20 to 26 mph, with gusts as high as 38 mph.
Monday Night
Mostly cloudy, with a low around 19. West wind 10 to 15 mph, with gusts as high as 22 mph.
Tuesday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 37. Breezy, with a west wind 20 to 26 mph, with gusts as high as 40 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Blustery, with a west wind around 26 mph, with gusts as high as 37 mph.
Wednesday
A slight chance of snow before 11am. Partly sunny, with a high near 25. Windy, with a northwest wind 25 to 30 mph decreasing to 18 to 23 mph in the afternoon. Winds could gust as high as 40 mph.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 37.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 14.
Friday
A chance of snow. Mostly cloudy, with a high near 19.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0.
Saturday
A chance of snow. Mostly cloudy, with a high near 10.
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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:
11:26 pm MST Jan 17, 2026
Forecast Valid:
12am MST Jan 18, 2026-6pm MST Jan 24, 2026
 
Forecast Discussion
 
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