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.

Snow

25°F

-4°C

Humidity 100%
Wind Speed N 14 G 20 mph
Barometer 29.65 in
Dewpoint 25°F (-4°C)
Visibility 0.25 mi
Wind Chill13°F (-11°C)
Last update 14 Mar 6:55 pm MDT
Extended Forecast for

4 Miles WSW Lead SD

Winter Storm Warning until March 15, 12:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until March 15, 12:00pm

    NOW until 12:00pm Sun

    Winter Storm Warning

  • Tonight

    Low: 2 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow, mainly before noon. Areas of blowing snow before 11am. High near 12. Wind chill values as low as -21. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 12 °F

    Snow and
    Areas Blowing
    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 0. Wind chill values as low as -14. Northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.

    Low: 0 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of snow after noon. Increasing clouds, with a high near 31. Wind chill values as low as -12. West wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 31 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Monday Night

    Monday Night: A chance of snow before 3am, then a chance of rain and snow. Mostly cloudy, with a temperature rising to around 35 by 4am. West wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 25 °F⇑

    Chance Snow
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 50. Breezy, with a west wind 17 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.

    High: 50 °F

    Chance
    Rain/Snow
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 40. West wind 14 to 18 mph, with gusts as high as 38 mph.

    Low: 40 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 60. West wind 10 to 14 mph, with gusts as high as 30 mph.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Tonight
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after midnight. Low around 2. Wind chill values as low as -18. Blustery, with a northwest wind 11 to 16 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 37 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 10 inches possible.
Sunday
Snow, mainly before noon. Areas of blowing snow before 11am. High near 12. Wind chill values as low as -21. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Mostly clear, with a low around 0. Wind chill values as low as -14. Northwest wind 8 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph.
Monday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 31. Wind chill values as low as -12. West wind 6 to 8 mph, with gusts as high as 18 mph.
Monday Night
A chance of snow before 3am, then a chance of rain and snow. Mostly cloudy, with a temperature rising to around 35 by 4am. West wind 8 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A chance of rain and snow before 11am, then a chance of rain. Partly sunny, with a high near 50. Breezy, with a west wind 17 to 21 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 40. West wind 14 to 18 mph, with gusts as high as 38 mph.
Wednesday
Mostly sunny, with a high near 60. West wind 10 to 14 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 64.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 64.
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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:
5:02 pm MDT Mar 14, 2026
Forecast Valid:
7pm MDT Mar 14, 2026-6pm MDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation