Dangerous Cold Persists through Monday; Wintry Weather from the Northern Plains to the Great Lakes

Bitter cold temperatures and dangerous wind chills will persist from Florida to the Northeast through Monday. Daily record low temperatures are forecast across the Southeast and Florida, with some all-time February low temperature records possible across Florida. An Alberta clipper will spread wintry precipitation across the Northern Plains today and into the upper Great Lakes into tonight. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

34°F

1°C

Humidity 75%
Wind Speed SW 7 mph
Barometer 29.95 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 1 Feb 10:15 pm MST
Extended Forecast for

4 Miles SSW Lead SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 22 mph.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow showers after 11am.  Mostly sunny, with a high near 39. Northwest wind 7 to 14 mph, with gusts as high as 34 mph.

    High: 39 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of snow showers before 11pm.  Partly cloudy, with a low around 25. Northwest wind 6 to 9 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 35. Wind chill values as low as 19. Northwest wind 6 to 10 mph, with gusts as high as 29 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow before 11pm.  Mostly cloudy, with a low around 20. Northwest wind 6 to 8 mph, with gusts as high as 28 mph.

    Low: 20 °F

    Chance Snow
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. West wind around 6 mph, with gusts as high as 20 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. West wind 6 to 8 mph, with gusts as high as 29 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 51. West wind 7 to 9 mph, with gusts as high as 28 mph.

    High: 51 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 28.

    Low: 28 °F

    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. Calm wind becoming west around 5 mph after midnight. Winds could gust as high as 22 mph.
Monday
A 30 percent chance of snow showers after 11am. Mostly sunny, with a high near 39. Northwest wind 7 to 14 mph, with gusts as high as 34 mph.
Monday Night
A 20 percent chance of snow showers before 11pm. Partly cloudy, with a low around 25. Northwest wind 6 to 9 mph, with gusts as high as 30 mph.
Tuesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 35. Wind chill values as low as 19. Northwest wind 6 to 10 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 20. Northwest wind 6 to 8 mph, with gusts as high as 28 mph.
Wednesday
Mostly sunny, with a high near 41. West wind around 6 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 31. West wind 6 to 8 mph, with gusts as high as 29 mph.
Thursday
Sunny, with a high near 51. West wind 7 to 9 mph, with gusts as high as 28 mph.
Thursday Night
Clear, with a low around 28.
Friday
Sunny, with a high near 49.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 45.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Lead SD
 44.29°N 103.8°W (Elev. 5761 ft)
10:27 pm MST Feb 1, 2026
10pm MST Feb 1, 2026-6pm MST Feb 8, 2026
 
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Additional Resources

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