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

Early Heat Wave in the West; Fire Concerns in the 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. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

48°F

9°C

Humidity 54%
Wind Speed W 18 G 25 mph
Barometer 29.69 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 17 Mar 5:15 am MDT
Extended Forecast for

4 Miles SW North Spearfish SD

Wind Advisory March 17, 11:00am until March 17, 06:00pm
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: A 20 percent chance of rain before 8am. Partly sunny, with a high near 59. Breezy, with a west wind 22 to 25 mph, with gusts as high as 38 mph.

    High: 59 °F

    Breezy.
    Slight Chance
    Rain then
    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 44. Breezy, with a west wind 16 to 23 mph, with gusts as high as 31 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 65. West wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 65 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. West wind 11 to 14 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. West wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 70. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. West wind 11 to 14 mph becoming southwest in the evening. Winds could gust as high as 20 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of rain before 8am. Partly sunny, with a high near 59. Breezy, with a west wind 22 to 25 mph, with gusts as high as 38 mph.
Tonight
Partly cloudy, with a low around 44. Breezy, with a west wind 16 to 23 mph, with gusts as high as 31 mph.
Wednesday
Mostly sunny, with a high near 65. West wind 14 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Partly cloudy, with a low around 44. West wind 11 to 14 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 67. West wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday Night
Partly cloudy, with a low around 48. Southwest wind 9 to 13 mph, with gusts as high as 18 mph.
Friday
Mostly sunny, with a high near 70. Northwest wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 51. West wind 11 to 14 mph becoming southwest in the evening. Winds could gust as high as 20 mph.
Saturday
Partly sunny, with a high near 69.
Saturday Night
A slight chance of rain before midnight, then a slight chance of rain and snow. Mostly cloudy, with a low around 36.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 47.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 34.
Monday
A slight chance of rain and snow. Partly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Spearfish SD
 44.47°N 103.97°W (Elev. 5299 ft)
Last Update:
5:16 am MDT Mar 17, 2026
Forecast Valid:
5am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation