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Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Fair

5°F

-15°C

Humidity 46%
Wind Speed W 16 G 25 mph
Barometer 30.30 in
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill-14°F (-26°C)
Last update 17 Jan 8:35 am MST
Extended Forecast for

Spearfish SD

High Wind Watch January 17, 08:00pm until January 18, 05:00pm
Click here for hazard details and duration
High Wind Watch

  • Today

    Today: Sunny, with a high near 34. Wind chill values as low as -15. West wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 34 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of snow after 2am. Mostly cloudy, with a temperature rising to around 39 by 11pm. Wind chill values as low as 16. Windy, with a west wind 20 to 25 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 45 mph.

    Low: 28 °F⇑

    Windy. Mostly
    Cloudy then
    Slight Chance
    Snow

  • Sunday

    Sunday: Snow likely, mainly before 11am. Mostly cloudy, with a temperature falling to around 21 by 5pm. Wind chill values as low as 6. Windy, with a northwest wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 34 °F⇓

    Windy. Snow
    Likely then
    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -1. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 13 °F

    Chance Snow

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 29. Blustery, with a west wind 13 to 20 mph, with gusts as high as 33 mph.

    High: 29 °F

    Partly Sunny
    and Blustery

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 23 by 10pm, then rising to around 32 during the remainder of the night. West wind 10 to 14 mph, with gusts as high as 26 mph.

    Low: 23 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 37 mph.

    High: 44 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 20. Northwest wind 15 to 17 mph, with gusts as high as 30 mph.

    Low: 20 °F

    Chance Snow

  • Wednesday

    Wednesday: A chance of snow, mainly before 11am. Mostly cloudy, with a high near 29.

    High: 29 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 34. Wind chill values as low as -15. West wind 11 to 15 mph, with gusts as high as 26 mph.
Tonight
A 20 percent chance of snow after 2am. Mostly cloudy, with a temperature rising to around 39 by 11pm. Wind chill values as low as 16. Windy, with a west wind 20 to 25 mph increasing to 27 to 32 mph after midnight. Winds could gust as high as 45 mph.
Sunday
Snow likely, mainly before 11am. Mostly cloudy, with a temperature falling to around 21 by 5pm. Wind chill values as low as 6. Windy, with a northwest wind 29 to 34 mph decreasing to 22 to 27 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 13. Wind chill values as low as -1. Northwest wind 14 to 17 mph, with gusts as high as 28 mph.
M.L.King Day
Partly sunny, with a high near 29. Blustery, with a west wind 13 to 20 mph, with gusts as high as 33 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 23 by 10pm, then rising to around 32 during the remainder of the night. West wind 10 to 14 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 44. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 37 mph.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 20. Northwest wind 15 to 17 mph, with gusts as high as 30 mph.
Wednesday
A chance of snow, mainly before 11am. Mostly cloudy, with a high near 29.
Wednesday Night
A slight chance of snow. Mostly cloudy, with a low around 13.
Thursday
A slight chance of snow. Partly sunny, with a high near 32.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 10.
Friday
A chance of snow. Mostly cloudy, with a high near 23.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
Last Update:
7:51 am MST Jan 17, 2026
Forecast Valid:
8am MST Jan 17, 2026-6pm MST Jan 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation