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

28°F

-2°C

Humidity 29%
Wind Speed W 9 mph
Barometer 29.99 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 17 Jan 4:55 pm MST
Extended Forecast for

Spearfish SD

Wind Advisory January 17, 09:00pm until January 18, 04:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 26. Wind chill values as low as 16. Windy, with a west wind 17 to 22 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 45 mph.

    Low: 26 °F

    Windy. Mostly
    Cloudy then
    Slight Chance
    Snow Showers

  • Sunday

    Sunday: A 40 percent chance of snow showers. Mostly cloudy, with a temperature falling to around 20 by 5pm. Wind chill values as low as 4. Windy, with a northwest wind 31 to 36 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 49 mph. New snow accumulation of less than one inch possible.

    High: 31 °F⇓

    Chance Snow
    Showers and
    Windy

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 12. Wind chill values as low as -3. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.

    Low: 12 °F

    Slight Chance
    Snow

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 28. Wind chill values as low as -3. Breezy, with a west wind 17 to 24 mph, with gusts as high as 36 mph.

    High: 28 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 19. West wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 19 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 38. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 38 mph.

    High: 38 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. West wind 16 to 18 mph, with gusts as high as 30 mph.

    Low: 18 °F

    Chance Snow

  • Wednesday

    Wednesday: A slight chance of snow before 11am. Partly sunny, with a high near 27. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.

    High: 27 °F

    Blustery.
    Slight Chance
    Snow then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow showers after 2am. Mostly cloudy, with a low around 26. Wind chill values as low as 16. Windy, with a west wind 17 to 22 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 45 mph.
Sunday
A 40 percent chance of snow showers. Mostly cloudy, with a temperature falling to around 20 by 5pm. Wind chill values as low as 4. Windy, with a northwest wind 31 to 36 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 49 mph. New snow accumulation of less than one inch possible.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 12. Wind chill values as low as -3. Northwest wind 10 to 16 mph, with gusts as high as 25 mph.
M.L.King Day
Partly sunny, with a high near 28. Wind chill values as low as -3. Breezy, with a west wind 17 to 24 mph, with gusts as high as 36 mph.
Monday Night
Mostly cloudy, with a low around 19. West wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 38. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 38 mph.
Tuesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. West wind 16 to 18 mph, with gusts as high as 30 mph.
Wednesday
A slight chance of snow before 11am. Partly sunny, with a high near 27. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Partly sunny, with a high near 38.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 12.
Friday
A chance of snow. Mostly cloudy, with a high near 22.
Friday Night
A chance of snow. Mostly cloudy, with a low around 0.
Saturday
A chance of snow. Mostly cloudy, with a high near 12.
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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:
3:21 pm MST Jan 17, 2026
Forecast Valid:
5pm MST Jan 17, 2026-6pm MST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation