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

16°F

-9°C

Humidity 73%
Wind Speed NW 14 mph
Barometer 30.29 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 18 Jan 8:15 pm MST
Extended Forecast for

4 Miles WSW Lead SD

  • Tonight

    Tonight: A 20 percent chance of snow before 11pm. Mostly cloudy, with a steady temperature around 5. Wind chill values as low as -15. West wind 14 to 17 mph, with gusts as high as 33 mph.

    Low: 5 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 16. Wind chill values as low as -13. West wind 15 to 17 mph, with gusts as high as 24 mph.

    High: 16 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a temperature falling to near 12 by 8pm, then rising to around 19 during the remainder of the night. Wind chill values as low as -3. West wind 10 to 13 mph, with gusts as high as 26 mph.

    Low: 12 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 11am. Mostly cloudy, with a temperature rising to near 23 by 9am, then falling to around 15 during the remainder of the day. Wind chill values as low as -2. Northwest wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 23 °F⇓

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 14. Breezy, with a west wind around 22 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A 50 percent chance of snow before 11am. Partly sunny, with a temperature falling to around 6 by 5pm. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 40 mph. New snow accumulation of less than one inch possible.

    High: 18 °F⇓

    Chance Snow
    and Blustery
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7. West wind 11 to 15 mph, with gusts as high as 28 mph.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 25. Northwest wind around 10 mph, with gusts as high as 22 mph.

    High: 25 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 3.

    Low: 3 °F

    Chance Snow

Detailed Forecast

Tonight
A 20 percent chance of snow before 11pm. Mostly cloudy, with a steady temperature around 5. Wind chill values as low as -15. West wind 14 to 17 mph, with gusts as high as 33 mph.
M.L.King Day
Partly sunny, with a high near 16. Wind chill values as low as -13. West wind 15 to 17 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a temperature falling to near 12 by 8pm, then rising to around 19 during the remainder of the night. Wind chill values as low as -3. West wind 10 to 13 mph, with gusts as high as 26 mph.
Tuesday
Snow likely, mainly after 11am. Mostly cloudy, with a temperature rising to near 23 by 9am, then falling to around 15 during the remainder of the day. Wind chill values as low as -2. Northwest wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a steady temperature around 14. Breezy, with a west wind around 22 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 50 percent chance of snow before 11am. Partly sunny, with a temperature falling to around 6 by 5pm. Blustery, with a northwest wind 16 to 23 mph, with gusts as high as 40 mph. New snow accumulation of less than one inch possible.
Wednesday Night
Partly cloudy, with a low around 7. West wind 11 to 15 mph, with gusts as high as 28 mph.
Thursday
Partly sunny, with a high near 25. Northwest wind around 10 mph, with gusts as high as 22 mph.
Thursday Night
A chance of snow, mainly after 11pm. Mostly cloudy, with a low around 3.
Friday
A chance of snow. Mostly cloudy, with a high near 13.
Friday Night
A chance of snow. Mostly cloudy, with a low around -3.
Saturday
A chance of snow. Partly sunny, with a high near 11.
Saturday Night
A chance of snow. Mostly cloudy, with a low around -2.
Sunday
A slight chance of snow. Mostly sunny, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
Last Update:
8:16 pm MST Jan 18, 2026
Forecast Valid:
8pm MST Jan 18, 2026-6pm MST Jan 25, 2026
 
Forecast Discussion
 
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