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.

Overcast

45°F

7°C

Humidity 53%
Wind Speed W 15 G 24 mph
Barometer 30.06 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 31 Jan 9:55 am MST
Extended Forecast for

2 Miles SW Lead SD

  • Today

    Today: A 50 percent chance of snow, mainly before 11am.  Partly sunny, with a high near 38. Northwest wind 10 to 14 mph, with gusts as high as 33 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Slight
    Chance Snow

  • Tonight

    Tonight: Mostly clear, with a low around 29. West wind around 11 mph, with gusts as high as 30 mph.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 44. West wind 3 to 8 mph. Winds could gust as high as 23 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. Northwest wind 8 to 10 mph, with gusts as high as 30 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm.  Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 26 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow.  Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 28 mph.

    High: 38 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of snow before 11pm.  Partly cloudy, with a low around 25. Northwest wind around 9 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
A 50 percent chance of snow, mainly before 11am. Partly sunny, with a high near 38. Northwest wind 10 to 14 mph, with gusts as high as 33 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 29. West wind around 11 mph, with gusts as high as 30 mph.
Sunday
Mostly sunny, with a high near 44. West wind 3 to 8 mph. Winds could gust as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 31. Southwest wind 5 to 7 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 41. Northwest wind 8 to 10 mph, with gusts as high as 30 mph.
Monday Night
A 20 percent chance of snow after 11pm. Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 26 mph.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 38. Northwest wind around 10 mph, with gusts as high as 28 mph.
Tuesday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 25. Northwest wind around 9 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Sunny, with a high near 50.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 43.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lead SD
 44.33°N 103.8°W (Elev. 5627 ft)
7:47 am MST Jan 31, 2026
10am MST Jan 31, 2026-6pm MST Feb 6, 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