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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

34°F

1°C

Humidity 51%
Wind Speed S 5 mph
Barometer 29.95 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 13 Feb 6:15 pm MST
Extended Forecast for

4 Miles WSW Lead SD

  • Tonight

    Tonight: Mostly clear, with a low around 21. Calm wind becoming northwest around 6 mph in the evening.

    Low: 21 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44. Wind chill values as low as 15. West wind 3 to 6 mph.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Wind chill values as low as 20. Southwest wind 5 to 9 mph, with gusts as high as 17 mph.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47. Wind chill values as low as 20 early. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Southwest wind around 7 mph.

    Low: 29 °F

    Mostly Clear

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 46. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 46 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow. Partly cloudy, with a low around 33. South wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow. Partly sunny, with a high near 44. South wind 15 to 17 mph becoming west in the afternoon. Winds could gust as high as 31 mph.

    High: 44 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 11pm. Partly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 21. Calm wind becoming northwest around 6 mph in the evening.
Saturday
Sunny, with a high near 44. Wind chill values as low as 15. West wind 3 to 6 mph.
Saturday Night
Partly cloudy, with a low around 28. Wind chill values as low as 20. Southwest wind 5 to 9 mph, with gusts as high as 17 mph.
Sunday
Partly sunny, with a high near 47. Wind chill values as low as 20 early. Southwest wind 6 to 8 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 29. Southwest wind around 7 mph.
Washington's Birthday
Sunny, with a high near 46. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Monday Night
A 40 percent chance of snow. Partly cloudy, with a low around 33. South wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Snow. Partly sunny, with a high near 44. South wind 15 to 17 mph becoming west in the afternoon. Winds could gust as high as 31 mph.
Tuesday Night
Snow likely, mainly before 11pm. Partly cloudy, with a low around 22. Breezy.
Wednesday
A chance of snow. Mostly sunny, with a high near 35.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 17.
Thursday
Snow likely. Partly sunny, with a high near 26.
Thursday Night
A chance of snow. Partly cloudy, with a low around 14.
Friday
A chance of snow. Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
Last Update:
4:41 pm MST Feb 13, 2026
Forecast Valid:
6pm MST Feb 13, 2026-6pm MST Feb 20, 2026
 
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Additional Resources

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