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

34°F

1°C

Humidity 75%
Wind Speed W 17 G 25 mph
Barometer 29.89 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 12 Mar 8:35 pm MDT
Extended Forecast for

Spearfish SD

  • Tonight

    Tonight: A 40 percent chance of snow. Mostly cloudy, with a low around 27. Wind chill values as low as 17. Blustery, with a west wind 20 to 25 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 41 mph. Little or no snow accumulation expected.

    Low: 27 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A chance of snow before 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Wind chill values as low as 20. Light and variable wind becoming northeast 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: Snow likely, mainly after midnight. Cloudy, with a low around 25. Northeast wind 5 to 7 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Snow Likely

  • Saturday

    Saturday: Snow, mainly after noon. High near 43. Wind chill values as low as 20. East wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance Snow
    then Snow

  • Saturday Night

    Saturday Night: Snow. Low around 12. East wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 12 °F

    Snow

  • Sunday

    Sunday: Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 23. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 23 °F

    Snow Likely
    then Chance
    Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. Northwest wind 5 to 10 mph becoming southwest in the evening. Winds could gust as high as 17 mph.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of snow after noon. Mostly cloudy, with a high near 34. Calm wind becoming north 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 34 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A chance of snow before midnight, then a chance of rain. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow
    then Chance
    Rain

Detailed Forecast

Tonight
A 40 percent chance of snow. Mostly cloudy, with a low around 27. Wind chill values as low as 17. Blustery, with a west wind 20 to 25 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 41 mph. Little or no snow accumulation expected.
Friday
A chance of snow before 4pm, then a chance of rain and snow. Mostly cloudy, with a high near 41. Wind chill values as low as 20. Light and variable wind becoming northeast 5 to 8 mph in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely, mainly after midnight. Cloudy, with a low around 25. Northeast wind 5 to 7 mph becoming calm. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
Snow, mainly after noon. High near 43. Wind chill values as low as 20. East wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow. Low around 12. East wind 11 to 17 mph becoming north after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Snow likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 23. Northwest wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Partly cloudy, with a low around 7. Northwest wind 5 to 10 mph becoming southwest in the evening. Winds could gust as high as 17 mph.
Monday
A slight chance of snow after noon. Mostly cloudy, with a high near 34. Calm wind becoming north 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
A chance of snow before midnight, then a chance of rain. Mostly cloudy, with a low around 24.
Tuesday
A chance of rain, mainly before noon. Mostly cloudy, with a high near 55. Breezy.
Tuesday Night
Partly cloudy, with a low around 42.
Wednesday
Partly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
Last Update:
8:41 pm MDT Mar 12, 2026
Forecast Valid:
8pm MDT Mar 12, 2026-6pm MDT Mar 19, 2026
 
Forecast Discussion
 
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