National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

36°F

2°C

Humidity 48%
Wind Speed W 12 G 18 mph
Barometer 30.23 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 30 Dec 1:35 am MST
Extended Forecast for

Spearfish SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 36. West wind around 11 mph, with gusts as high as 22 mph.

    Low: 36 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 44. West wind 11 to 15 mph, with gusts as high as 26 mph.

    High: 44 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a temperature rising to around 39 by 5am. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 34 °F⇑

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 49. West wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 49 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. Southwest wind around 7 mph.

    Low: 32 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 53. West wind around 7 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47. Light and variable wind becoming southwest 5 to 7 mph in the morning.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 36. West wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 44. West wind 11 to 15 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a temperature rising to around 39 by 5am. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday
Sunny, with a high near 49. West wind 7 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 32. Southwest wind around 7 mph.
New Year's Day
Partly sunny, with a high near 53. West wind around 7 mph.
Thursday Night
Mostly cloudy, with a low around 31. Southwest wind around 5 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 47. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 49.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 46.
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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:
1:26 am MST Dec 30, 2025
Forecast Valid:
2am MST Dec 30, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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