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 S Whitewood SD

  • Overnight

    Overnight: A chance of snow and freezing rain before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am.  Mostly cloudy, with a temperature rising to around 35 by 5am. West wind around 7 mph, with gusts as high as 16 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance Wintry
    Mix

  • Saturday

    Saturday: A 50 percent chance of rain, mainly before 11am.  Cloudy, then gradually becoming mostly sunny, with a high near 43. Breezy, with a west wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 43 °F

    Breezy.
    Chance Rain
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33. Breezy, with a west wind 20 to 22 mph, with gusts as high as 33 mph.

    Low: 33 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 49. West wind 6 to 15 mph, with gusts as high as 22 mph.

    High: 49 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a steady temperature around 39. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.

    Low: 39 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind 14 to 18 mph, with gusts as high as 33 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32. Breezy, with a west wind 16 to 21 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Mostly Clear
    then Partly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A chance of snow, mainly after 11am.  Partly sunny, with a high near 41. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 32 mph.

    High: 41 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of snow.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
A chance of snow and freezing rain before 3am, then a chance of rain and snow between 3am and 4am, then a chance of rain after 4am. Mostly cloudy, with a temperature rising to around 35 by 5am. West wind around 7 mph, with gusts as high as 16 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
A 50 percent chance of rain, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 43. Breezy, with a west wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 39 mph.
Saturday Night
Partly cloudy, with a low around 33. Breezy, with a west wind 20 to 22 mph, with gusts as high as 33 mph.
Sunday
Mostly sunny, with a high near 49. West wind 6 to 15 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a steady temperature around 39. Southwest wind 6 to 9 mph, with gusts as high as 15 mph.
Monday
Mostly sunny, with a high near 47. Northwest wind 14 to 18 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 32. Breezy, with a west wind 16 to 21 mph, with gusts as high as 29 mph.
Tuesday
A chance of snow, mainly after 11am. Partly sunny, with a high near 41. Breezy, with a northwest wind 16 to 20 mph, with gusts as high as 32 mph.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 46.
Wednesday Night
Partly cloudy, with a low around 35. Breezy.
Thursday
Sunny, with a high near 55. Breezy.
Thursday Night
Mostly clear, with a low around 32. Breezy.
Friday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Whitewood SD
 44.42°N 103.63°W (Elev. 4800 ft)
9:22 pm MST Jan 30, 2026
12am MST Jan 31, 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