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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

59°F

15°C

Humidity 31%
Wind Speed NE 9 mph
Barometer 29.61 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 5 Mar 1:55 pm MST
Extended Forecast for

Spearfish SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 61. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 61 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of snow after 2am. Increasing clouds, with a low around 26. Wind chill values as low as 17. Northwest wind 10 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Patchy blowing snow between 11am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values as low as 15. Northwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 40 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. Wind chill values as low as 18. West wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of snow, mixing with rain after 10am, then gradually ending. Sunny, with a high near 56. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Rain/Snow
    then Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 41. West wind 15 to 17 mph, with gusts as high as 29 mph.

    Low: 41 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph.

    High: 67 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39. West wind 8 to 13 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: A chance of rain after 11am. Partly sunny, with a high near 61.

    High: 61 °F

    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 61. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Tonight
A 40 percent chance of snow after 2am. Increasing clouds, with a low around 26. Wind chill values as low as 17. Northwest wind 10 to 13 mph, with gusts as high as 21 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Patchy blowing snow between 11am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 40. Wind chill values as low as 15. Northwest wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
Partly cloudy, with a low around 26. Wind chill values as low as 18. West wind 8 to 13 mph, with gusts as high as 20 mph.
Saturday
A slight chance of snow, mixing with rain after 10am, then gradually ending. Sunny, with a high near 56. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 41. West wind 15 to 17 mph, with gusts as high as 29 mph.
Sunday
Sunny, with a high near 67. Breezy, with a west wind 17 to 23 mph, with gusts as high as 36 mph.
Sunday Night
Mostly clear, with a low around 39. West wind 8 to 13 mph, with gusts as high as 23 mph.
Monday
A chance of rain after 11am. Partly sunny, with a high near 61.
Monday Night
Rain likely before 11pm, then rain and snow likely. Partly cloudy, with a low around 35.
Tuesday
Snow likely. Mostly cloudy, with a high near 49.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 25.
Wednesday
A slight chance of snow. Mostly sunny, with a high near 44. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
Last Update:
1:37 pm MST Mar 5, 2026
Forecast Valid:
2pm MST Mar 5, 2026-6pm MDT Mar 11, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation