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

36°F

2°C

Humidity 65%
Wind Speed NW 15 G 30 mph
Barometer 30.00 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 18 Jan 3:35 am MST
Extended Forecast for

2 Miles SSW Spearfish SD

  • Overnight

    Overnight: Cloudy, with a steady temperature around 33. Wind chill values as low as 18. Breezy, with a northwest wind around 29 mph, with gusts as high as 44 mph.

    Low: 33 °F

    Cloudy and
    Breezy

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before 11am. Patchy blowing snow before 11am. Mostly cloudy, with a temperature falling to around 19 by 5pm. Wind chill values as low as 4. Windy, with a northwest wind 27 to 32 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph. New snow accumulation of less than one inch possible.

    High: 35 °F⇓

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10. Wind chill values as low as -3. West wind 13 to 17 mph, with gusts as high as 28 mph.

    Low: 10 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 28. Wind chill values as low as zero. West wind 14 to 18 mph, with gusts as high as 34 mph.

    High: 28 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 24 by 10pm, then rising to around 30 during the remainder of the night. West wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 24 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of snow. Mostly cloudy, with a temperature rising to near 35 by 11am, then falling to around 26 during the remainder of the day. Northwest wind 14 to 18 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.

    High: 35 °F⇓

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 21. West wind 16 to 18 mph, with gusts as high as 34 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: A chance of snow before 11am. Partly sunny, with a high near 27. Northwest wind 13 to 18 mph, with gusts as high as 36 mph.

    High: 27 °F

    Chance Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 33. Wind chill values as low as 18. Breezy, with a northwest wind around 29 mph, with gusts as high as 44 mph.
Sunday
A 40 percent chance of snow, mainly before 11am. Patchy blowing snow before 11am. Mostly cloudy, with a temperature falling to around 19 by 5pm. Wind chill values as low as 4. Windy, with a northwest wind 27 to 32 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph. New snow accumulation of less than one inch possible.
Sunday Night
Mostly cloudy, with a low around 10. Wind chill values as low as -3. West wind 13 to 17 mph, with gusts as high as 28 mph.
M.L.King Day
Partly sunny, with a high near 28. Wind chill values as low as zero. West wind 14 to 18 mph, with gusts as high as 34 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 24 by 10pm, then rising to around 30 during the remainder of the night. West wind 9 to 11 mph, with gusts as high as 22 mph.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a temperature rising to near 35 by 11am, then falling to around 26 during the remainder of the day. Northwest wind 14 to 18 mph, with gusts as high as 34 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 21. West wind 16 to 18 mph, with gusts as high as 34 mph.
Wednesday
A chance of snow before 11am. Partly sunny, with a high near 27. Northwest wind 13 to 18 mph, with gusts as high as 36 mph.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
Partly sunny, with a high near 40.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14.
Friday
A chance of snow. Mostly cloudy, with a high near 20.
Friday Night
Snow likely. Mostly cloudy, with a low around 1.
Saturday
A chance of snow. Mostly cloudy, with a high near 10.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Spearfish SD
 44.46°N 103.84°W (Elev. 4229 ft)
Last Update:
2:41 am MST Jan 18, 2026
Forecast Valid:
3am MST Jan 18, 2026-6pm MST Jan 24, 2026
 
Forecast Discussion
 
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