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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

A Few Clouds

54°F

12°C

Humidity 44%
Wind Speed W 7 G 14 mph
Barometer 29.91 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 17 Mar 11:55 pm MDT
Extended Forecast for

Spearfish SD

  • Tonight

    Tonight: Mostly clear, with a low around 43. West wind 13 to 15 mph, with gusts as high as 26 mph.

    Low: 43 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 72. Breezy, with a west wind 11 to 20 mph, with gusts as high as 34 mph.

    High: 72 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. West wind 8 to 17 mph, with gusts as high as 28 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 24 mph.

    High: 73 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. West wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 76. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. Southwest wind around 8 mph, with gusts as high as 17 mph.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 78. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 43. West wind 13 to 15 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 72. Breezy, with a west wind 11 to 20 mph, with gusts as high as 34 mph.
Wednesday Night
Mostly clear, with a low around 45. West wind 8 to 17 mph, with gusts as high as 28 mph.
Thursday
Mostly sunny, with a high near 73. West wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 48. West wind 7 to 10 mph, with gusts as high as 17 mph.
Friday
Sunny, with a high near 76. Northwest wind 9 to 13 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 53. Southwest wind around 8 mph, with gusts as high as 17 mph.
Saturday
Mostly sunny, with a high near 78. Southwest wind 7 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
A chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 35.
Sunday
A slight chance of snow before noon. Partly sunny, with a high near 51.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A slight chance of rain and snow. Mostly sunny, with a high near 59.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Tuesday
A slight chance of rain. Partly sunny, with a high near 62.
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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:
9:22 pm MDT Mar 17, 2026
Forecast Valid:
11pm MDT Mar 17, 2026-6pm MDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation