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

Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Light Snow

30°F

-1°C

Humidity 93%
Wind Speed Calm
Barometer 29.86 in
Dewpoint 28°F (-2°C)
Visibility 4.00 mi
Last update 10 Mar 7:55 am MDT
Extended Forecast for

4 Miles SW North Spearfish SD

  • Today

    Today: Snow, mainly after noon. High near 32. Wind chill values as low as 19. Calm wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 32 °F

    Chance Snow
    then Snow

  • Tonight

    Tonight: Snow before 9pm, then a slight chance of snow after midnight. Low around 22. Wind chill values as low as 11. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 22 °F

    Snow then
    Slight Chance
    Snow

  • Wednesday

    Wednesday: Sunny, with a high near 37. Wind chill values as low as 10. West wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 37 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 29. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Thursday

    Thursday: A 50 percent chance of rain after noon. Mostly cloudy, with a high near 54. Breezy, with a southwest wind 21 to 26 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph.

    High: 54 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain before 8pm, then snow. Low around 29. Blustery, with a northwest wind 21 to 26 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Rain/Snow and
    Blustery then
    Snow

  • Friday

    Friday: Snow likely before 5pm, then a chance of rain. Mostly cloudy, with a high near 46. West wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    High: 46 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 32. North wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 32 °F

    Chance Snow

  • Saturday

    Saturday: Rain and snow, mainly after noon. Mostly cloudy, with a high near 42.

    High: 42 °F

    Rain/Snow

Detailed Forecast

Today
Snow, mainly after noon. High near 32. Wind chill values as low as 19. Calm wind becoming north 5 to 9 mph in the morning. Winds could gust as high as 16 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow before 9pm, then a slight chance of snow after midnight. Low around 22. Wind chill values as low as 11. Light and variable wind becoming west 5 to 10 mph in the evening. Winds could gust as high as 18 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Sunny, with a high near 37. Wind chill values as low as 10. West wind 11 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Increasing clouds, with a low around 29. Breezy, with a southwest wind 13 to 20 mph, with gusts as high as 26 mph.
Thursday
A 50 percent chance of rain after noon. Mostly cloudy, with a high near 54. Breezy, with a southwest wind 21 to 26 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph.
Thursday Night
Rain before 8pm, then snow. Low around 29. Blustery, with a northwest wind 21 to 26 mph decreasing to 8 to 13 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Friday
Snow likely before 5pm, then a chance of rain. Mostly cloudy, with a high near 46. West wind 7 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 32. North wind 8 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Saturday
Rain and snow, mainly after noon. Mostly cloudy, with a high near 42.
Saturday Night
Snow. Cloudy, with a low around 16. Blustery.
Sunday
Snow likely. Cloudy, with a high near 26.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 15.
Monday
A chance of snow. Mostly cloudy, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Spearfish SD
 44.47°N 103.97°W (Elev. 5299 ft)
Last Update:
8:11 am MDT Mar 10, 2026
Forecast Valid:
8am MDT Mar 10, 2026-6pm MDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation