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.

Fair and Breezy

73°F

23°C

Humidity 15%
Wind Speed NW 22 G 35 mph
Barometer 29.93 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 18 Mar 3:15 pm MDT
Extended Forecast for

4 Miles SW North Spearfish SD

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 69. West wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 49. Southwest wind 9 to 15 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70. West wind around 10 mph, with gusts as high as 21 mph.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 53. West wind 9 to 13 mph becoming southwest in the evening.

    Low: 53 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 72. Southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain before midnight, then a chance of rain and snow.  Mostly cloudy, with a low around 35. North wind 13 to 17 mph, with gusts as high as 24 mph.  Chance of precipitation is 40%.

    Low: 35 °F

    Chance Rain
    then Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow, mainly before noon.  Partly sunny, with a high near 47. North wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 47 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 47. West wind 9 to 16 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 69. West wind 11 to 17 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 49. Southwest wind 9 to 15 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 70. West wind around 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 53. West wind 9 to 13 mph becoming southwest in the evening.
Saturday
Mostly sunny, with a high near 72. Southwest wind 9 to 14 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
A chance of rain before midnight, then a chance of rain and snow. Mostly cloudy, with a low around 35. North wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Sunday
A chance of snow, mainly before noon. Partly sunny, with a high near 47. North wind 9 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 55.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 45. Breezy.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 64. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Spearfish SD
 44.47°N 103.97°W (Elev. 5299 ft)
3:13 pm MDT Mar 18, 2026
3pm MDT Mar 18, 2026-6pm MDT Mar 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database