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.

Fog/Mist

30°F

-1°C

Humidity 100%
Wind Speed SE 7 mph
Barometer 29.89 in
Dewpoint 30°F (-1°C)
Visibility 0.50 mi
Wind Chill23°F (-5°C)
Last update 13 Mar 6:35 pm MDT
Extended Forecast for

4 Miles SSW Lead SD

Winter Storm Warning March 14, 03:00pm until March 15, 12:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before midnight. Areas of fog before midnight. Otherwise, mostly cloudy, with a low around 22. Calm wind. Winds could gust as high as 16 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    and Areas Fog
    then Slight
    Chance Snow

  • Saturday

    Saturday: A chance of rain between 3pm and 5pm, then a chance of snow after 5pm. Mostly cloudy, with a high near 49. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Low around 4. Wind chill values as low as -11. North wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 4 °F

    Heavy Snow

  • Sunday

    Sunday: Snow, mainly before noon. High near 17. Wind chill values as low as -12. North wind 8 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 17 °F

    Snow then
    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 1. Northwest wind 5 to 7 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.

    Low: 1 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of snow after noon. Increasing clouds, with a high near 31. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 31 °F

    Partly Sunny
    then Chance
    Snow

  • Monday Night

    Monday Night: A chance of snow before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 23. West wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 23 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Tuesday

    Tuesday: A chance of rain, mainly before noon. Partly sunny, with a high near 55. West wind 13 to 15 mph, with gusts as high as 38 mph.

    High: 55 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of snow, mainly before midnight. Areas of fog before midnight. Otherwise, mostly cloudy, with a low around 22. Calm wind. Winds could gust as high as 16 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A chance of rain between 3pm and 5pm, then a chance of snow after 5pm. Mostly cloudy, with a high near 49. Calm wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 22 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
Snow. The snow could be heavy at times. Low around 4. Wind chill values as low as -11. North wind 6 to 13 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow, mainly before noon. High near 17. Wind chill values as low as -12. North wind 8 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Partly cloudy, with a low around 1. Northwest wind 5 to 7 mph becoming light and variable in the evening. Winds could gust as high as 24 mph.
Monday
A 30 percent chance of snow after noon. Increasing clouds, with a high near 31. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.
Monday Night
A chance of snow before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 23. West wind 6 to 11 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday
A chance of rain, mainly before noon. Partly sunny, with a high near 55. West wind 13 to 15 mph, with gusts as high as 38 mph.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
Mostly sunny, with a high near 61.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Mostly sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Lead SD
 44.29°N 103.8°W (Elev. 5761 ft)
Last Update:
6:31 pm MDT Mar 13, 2026
Forecast Valid:
6pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation