Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update 30 Jan 11:35 pm MST
Extended Forecast for

3 Miles WSW Lead SD

  • Tonight

    Tonight: Snow likely, mainly after 5am.  Mostly cloudy, with a low around 23. Southwest wind around 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly before 8am.  Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values as low as 20. Northwest wind 10 to 17 mph, with gusts as high as 33 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Wind chill values as low as 16. West wind 14 to 16 mph, with gusts as high as 30 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. Wind chill values as low as 16. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 30. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 30 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 28 mph.

    High: 39 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26. West wind around 14 mph, with gusts as high as 28 mph.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow.  Partly sunny, with a high near 33. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 23. Southwest wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
Snow likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 33. Wind chill values as low as 20. Northwest wind 10 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Partly cloudy, with a low around 27. Wind chill values as low as 16. West wind 14 to 16 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 41. Wind chill values as low as 16. West wind 6 to 11 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 30. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 39. Northwest wind around 11 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 26. West wind around 14 mph, with gusts as high as 28 mph.
Tuesday
A chance of snow. Partly sunny, with a high near 33. Northwest wind 11 to 14 mph, with gusts as high as 29 mph.
Tuesday Night
A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 25.
Friday
Sunny, with a high near 39.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lead SD
 44.35°N 103.83°W (Elev. 6112 ft)
9:22 pm MST Jan 30, 2026
11pm MST Jan 30, 2026-6pm MST Feb 6, 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