Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Light Snow

16°F

-9°C

Humidity 79%
Wind Speed W 10 mph
Barometer 30.13 in
Dewpoint 10°F (-12°C)
Visibility 7.00 mi
Wind Chill4°F (-16°C)
Last update 21 Feb 5:55 am MST
Extended Forecast for

4 Miles SSW Lead SD

  • Today

    Today: A 30 percent chance of snow showers, mainly before 11am.  Mostly sunny, with a high near 21. Wind chill values as low as zero. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.

    High: 21 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 1. Light west wind.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 32. Wind chill values as low as 5. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 16 mph.

    High: 32 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 15. South wind around 5 mph becoming calm  after midnight. Winds could gust as high as 20 mph.

    Low: 15 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 48. Calm wind becoming west around 6 mph in the morning. Winds could gust as high as 20 mph.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. West wind around 6 mph, with gusts as high as 22 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. West wind 6 to 8 mph, with gusts as high as 26 mph.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 11pm.  Mostly cloudy, with a low around 27. West wind 9 to 11 mph, with gusts as high as 29 mph.

    Low: 27 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow likely.  Partly sunny, with a high near 39.

    High: 39 °F

    Snow Likely

Detailed Forecast

Today
A 30 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 21. Wind chill values as low as zero. Light west wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 24 mph.
Tonight
Mostly clear, with a low around 1. Light west wind.
Sunday
Mostly sunny, with a high near 32. Wind chill values as low as 5. Calm wind becoming southeast around 6 mph in the afternoon. Winds could gust as high as 16 mph.
Sunday Night
Mostly clear, with a low around 15. South wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 48. Calm wind becoming west around 6 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 30. West wind around 6 mph, with gusts as high as 22 mph.
Tuesday
Mostly cloudy, with a high near 49. West wind 6 to 8 mph, with gusts as high as 26 mph.
Tuesday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 27. West wind 9 to 11 mph, with gusts as high as 29 mph.
Wednesday
Snow likely. Partly sunny, with a high near 39.
Wednesday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 22.
Thursday
Sunny, with a high near 44.
Thursday Night
A slight chance of snow. Mostly clear, with a low around 27.
Friday
A chance of snow. Mostly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Lead SD
 44.29°N 103.8°W (Elev. 5761 ft)
3:22 am MST Feb 21, 2026
6am MST Feb 21, 2026-6pm MST Feb 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database