High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

16°F

-9°C

Humidity 29%
Wind Speed W 16 mph
Barometer 29.97 in
Dewpoint -11°F (-24°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 26 Jan 2:35 am MST
Extended Forecast for

Spearfish SD

  • Overnight

    Overnight: Mostly clear, with a low around -3. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: -3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 36. Wind chill values as low as 7. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph.

    High: 36 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Increasing clouds, with a low around 17. Wind chill values as low as 10. West wind 5 to 14 mph, with gusts as high as 25 mph.

    Low: 17 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values as low as 11. West wind 3 to 8 mph. Winds could gust as high as 16 mph.

    High: 36 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a steady temperature around 30. West wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 43. West wind 6 to 9 mph, with gusts as high as 15 mph.

    High: 43 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 26. West wind around 6 mph.

    Low: 26 °F

    Chance Snow

  • Thursday

    Thursday: A chance of snow.  Partly sunny, with a high near 37. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 37 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A chance of snow.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly clear, with a low around -3. Southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Monday
Sunny, with a high near 36. Wind chill values as low as 7. Breezy, with a west wind 20 to 24 mph, with gusts as high as 37 mph.
Monday Night
Increasing clouds, with a low around 17. Wind chill values as low as 10. West wind 5 to 14 mph, with gusts as high as 25 mph.
Tuesday
Cloudy, then gradually becoming mostly sunny, with a high near 36. Wind chill values as low as 11. West wind 3 to 8 mph. Winds could gust as high as 16 mph.
Tuesday Night
Mostly clear, with a steady temperature around 30. West wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
Partly sunny, with a high near 43. West wind 6 to 9 mph, with gusts as high as 15 mph.
Wednesday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 26. West wind around 6 mph.
Thursday
A chance of snow. Partly sunny, with a high near 37. West wind 6 to 10 mph, with gusts as high as 20 mph.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 20.
Friday
A chance of snow. Mostly cloudy, with a high near 39.
Friday Night
A chance of snow. Mostly cloudy, with a low around 28.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 47.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
2:21 am MST Jan 26, 2026
2am MST Jan 26, 2026-6pm MST Feb 1, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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