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

54°F

12°C

Humidity 47%
Wind Speed SE 8 mph
Barometer 29.65 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 15 Apr 7:35 pm MDT
Extended Forecast for

Spearfish SD

  • Tonight

    Tonight: Partly cloudy, with a low around 49. Light and variable wind becoming southwest 12 to 17 mph in the evening. Winds could gust as high as 29 mph.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 3pm. Increasing clouds, with a high near 64. Southwest wind 15 to 18 mph becoming north in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.

    High: 64 °F

    Mostly Sunny
    then Showers
    Likely

  • Thursday Night

    Thursday Night: Rain showers before 9pm, then snow showers. Low around 27. Wind chill values as low as 17. Northwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Rain/Snow
    then Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 41. Wind chill values as low as 16. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers. Partly cloudy, with a low around 24. West wind 8 to 18 mph, with gusts as high as 31 mph.

    Low: 24 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A chance of snow showers before 3pm, then a chance of rain and snow showers between 3pm and 5pm, then a chance of rain showers after 5pm. Mostly sunny, with a high near 49. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. Northwest wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 28 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 65. Light and variable wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 20 mph.

    High: 65 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. Light and variable wind becoming southwest 12 to 17 mph in the evening. Winds could gust as high as 29 mph.
Thursday
Showers likely and possibly a thunderstorm, mainly after 3pm. Increasing clouds, with a high near 64. Southwest wind 15 to 18 mph becoming north in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%.
Thursday Night
Rain showers before 9pm, then snow showers. Low around 27. Wind chill values as low as 17. Northwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 41. Wind chill values as low as 16. Breezy, with a northwest wind 14 to 21 mph, with gusts as high as 33 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow showers. Partly cloudy, with a low around 24. West wind 8 to 18 mph, with gusts as high as 31 mph.
Saturday
A chance of snow showers before 3pm, then a chance of rain and snow showers between 3pm and 5pm, then a chance of rain showers after 5pm. Mostly sunny, with a high near 49. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Mostly clear, with a low around 32. Northwest wind 6 to 15 mph becoming southwest after midnight. Winds could gust as high as 28 mph.
Sunday
Sunny, with a high near 65. Light and variable wind becoming east 5 to 9 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 74.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 76.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 51.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 74.
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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:
7:42 pm MDT Apr 15, 2026
Forecast Valid:
7pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation