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Fire Weather Issues; Pacific System Moving Inland

Dry fuels, strong winds and dry weather will continue to bring elevated to critical fire weather conditions to the areas of the Plains, Midwest and Southeast today. A Pacific storm system will bring low elevation rain and heavy high elevation mountain snow to California through early week, expanding into the Pacific Northwest, Great Basin, and southern California on Tuesday. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

75°F

24°C

Humidity 19%
Wind Speed N 8 G 16 mph
Barometer 29.89 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Apr 4:55 pm MDT
Extended Forecast for

Spearfish SD

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Northwest wind 5 to 8 mph becoming calm. Winds could gust as high as 16 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 81. South wind around 6 mph becoming calm.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 56. East wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of showers after noon. Partly sunny, with a high near 84. Southwest wind 9 to 17 mph, with gusts as high as 28 mph.

    High: 84 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 40. Breezy, with a west wind 16 to 20 mph, with gusts as high as 29 mph.

    Low: 40 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Rain showers before 5pm, then rain and snow showers. Temperature falling to around 41 by 9am. Windy, with a west wind 21 to 26 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 49 °F⇓

    Windy.
    Showers then
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Windy, with a west wind 21 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.

    Low: 29 °F

    Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: A chance of snow showers. Partly sunny, with a high near 42. Breezy, with a northwest wind 21 to 26 mph, with gusts as high as 38 mph.

    High: 42 °F

    Chance Snow
    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of snow showers, mainly after midnight. Partly cloudy, with a low around 25. Blustery.

    Low: 25 °F

    Chance Snow
    Showers and
    Blustery

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Northwest wind 5 to 8 mph becoming calm. Winds could gust as high as 16 mph.
Tuesday
Sunny, with a high near 81. South wind around 6 mph becoming calm.
Tuesday Night
Increasing clouds, with a low around 56. East wind 6 to 9 mph becoming south after midnight. Winds could gust as high as 17 mph.
Wednesday
A 20 percent chance of showers after noon. Partly sunny, with a high near 84. Southwest wind 9 to 17 mph, with gusts as high as 28 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 40. Breezy, with a west wind 16 to 20 mph, with gusts as high as 29 mph.
Thursday
Rain showers before 5pm, then rain and snow showers. Temperature falling to around 41 by 9am. Windy, with a west wind 21 to 26 mph increasing to 31 to 36 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
A chance of rain and snow showers before 9pm, then a chance of snow showers. Mostly cloudy, with a low around 29. Windy, with a west wind 21 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 50%.
Friday
A chance of snow showers. Partly sunny, with a high near 42. Breezy, with a northwest wind 21 to 26 mph, with gusts as high as 38 mph.
Friday Night
A chance of snow showers, mainly after midnight. Partly cloudy, with a low around 25. Blustery.
Saturday
A chance of snow showers, mainly after noon. Mostly sunny, with a high near 44.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 26.
Sunday
A chance of snow showers. Mostly sunny, with a high near 47.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 30.
Monday
A chance of rain and snow showers. Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.5°N 103.85°W (Elev. 3911 ft)
Last Update:
2:53 pm MDT Apr 20, 2026
Forecast Valid:
5pm MDT Apr 20, 2026-6pm MDT Apr 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation