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

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

30°F

-1°C

Humidity 86%
Wind Speed NW 6 mph
Barometer 29.80 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 1 Apr 8:35 am MDT
Extended Forecast for

Spearfish SD

  • Today

    Today: A chance of rain, snow, and freezing rain before 10am, then rain likely. Mostly cloudy, with a high near 45. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Little or no snow accumulation expected.

    High: 45 °F

    Chance Wintry
    Mix then Rain
    Likely

  • Tonight

    Tonight: Rain likely before 8pm, then rain and snow likely between 8pm and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 33. East wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: Rain, mainly after noon. High near 56. Light east wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%.

    High: 56 °F

    Chance Rain
    then Rain

  • Thursday Night

    Thursday Night: Rain before 2am, then rain and snow between 2am and 4am, then snow after 4am. Low around 29. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Rain then
    Rain/Snow

  • Friday

    Friday: Snow. Steady temperature around 32. North wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 32 °F

    Snow

  • Friday Night

    Friday Night: Snow. Steady temperature around 31. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Snow

  • Saturday

    Saturday: A 30 percent chance of snow before noon. Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 47 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain, snow, and freezing rain before 10am, then rain likely. Mostly cloudy, with a high near 45. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Little or no snow accumulation expected.
Tonight
Rain likely before 8pm, then rain and snow likely between 8pm and 1am, then a chance of rain after 1am. Mostly cloudy, with a low around 33. East wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday
Rain, mainly after noon. High near 56. Light east wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%.
Thursday Night
Rain before 2am, then rain and snow between 2am and 4am, then snow after 4am. Low around 29. East wind 8 to 14 mph becoming north after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Friday
Snow. Steady temperature around 32. North wind 9 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow. Steady temperature around 31. Northwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
A 30 percent chance of snow before noon. Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind 10 to 14 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 33. Northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
A slight chance of rain after midnight. Partly cloudy, with a low around 35.
Monday
A chance of rain and snow. Partly sunny, with a high near 51.
Monday Night
A slight chance of rain and snow. Partly cloudy, with a low around 33.
Tuesday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
Last Update:
6:27 am MDT Apr 1, 2026
Forecast Valid:
8am MDT Apr 1, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation