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

Tracking Two Storms Impacting the Northern U.S. Through Thanksgiving and into This Weekend

Heavy lake effect snow, gusty winds, and localized blizzard conditions will persist through Thanksgiving near and downwind of the Great Lakes. Rain and mountain snow are forecast for the Pacific Northwest. Confidence is increasing for another winter storm to develop over the northern and central Rockies Friday and track across the central Plains through the Midwest and Great Lakes this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

25°F

-4°C

Humidity 93%
Wind Speed SE 7 mph
Barometer 30.04 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 28 Nov 2:35 am MST
Extended Forecast for

3 Miles S Whitewood SD

Winter Weather Advisory November 28, 05:00pm until November 29, 11:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Overnight

    Overnight: A 20 percent chance of snow before 3am. Mostly cloudy, with a low around 22. Wind chill values as low as 14. Southeast wind 14 to 16 mph, with gusts as high as 28 mph.

    Low: 22 °F

    Slight Chance
    Snow

  • Friday

    Friday: Snow likely, mainly after 5pm. Increasing clouds, with a high near 31. Wind chill values as low as 14. Southeast wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Partly Sunny
    then Snow
    Likely

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Patchy blowing snow after midnight. Low around 7. Wind chill values as low as -7. Blustery, with a northwest wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 7 °F

    Heavy Snow
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Patchy blowing snow before 11am. Mostly cloudy, with a high near 16. Wind chill values as low as -7. Blustery, with a northwest wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 16 °F

    Snow Likely
    and Patchy
    Blowing Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4. Southwest wind 5 to 7 mph.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 18. Southwest wind around 6 mph becoming east in the morning. Winds could gust as high as 15 mph.

    High: 18 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 9. Southwest wind 7 to 9 mph.

    Low: 9 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 31. West wind around 10 mph, with gusts as high as 23 mph.

    High: 31 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow before 3am. Mostly cloudy, with a low around 22. Wind chill values as low as 14. Southeast wind 14 to 16 mph, with gusts as high as 28 mph.
Friday
Snow likely, mainly after 5pm. Increasing clouds, with a high near 31. Wind chill values as low as 14. Southeast wind 6 to 9 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. The snow could be heavy at times. Patchy blowing snow after midnight. Low around 7. Wind chill values as low as -7. Blustery, with a northwest wind 9 to 14 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Saturday
Snow likely, mainly before 11am. Patchy blowing snow before 11am. Mostly cloudy, with a high near 16. Wind chill values as low as -7. Blustery, with a northwest wind 18 to 23 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
Mostly clear, with a low around 4. Southwest wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 18. Southwest wind around 6 mph becoming east in the morning. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 9. Southwest wind 7 to 9 mph.
Monday
Sunny, with a high near 31. West wind around 10 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
A chance of snow, mainly after 11am. Mostly cloudy, with a high near 36.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 23.
Wednesday
A chance of snow. Mostly cloudy, with a high near 27.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 20.
Thursday
A slight chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Whitewood SD
 44.42°N 103.63°W (Elev. 4800 ft)
Last Update:
1:51 am MST Nov 28, 2025
Forecast Valid:
2am MST Nov 28, 2025-6pm MST Dec 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation