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

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

27°F

-3°C

Humidity 69%
Wind Speed Vrbl 5 mph
Barometer 30.01 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 3 Dec 11:55 pm MST
Extended Forecast for

3 Miles WSW Lead SD

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 19. Wind chill values as low as 5. Southwest wind 11 to 13 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Partly Cloudy

  • Thursday

    Thursday: A 10 percent chance of snow after 5pm. Mostly sunny, with a high near 31. Wind chill values as low as 5. West wind around 11 mph, with gusts as high as 28 mph.

    High: 31 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 20. Wind chill values as low as 8. West wind 13 to 16 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly before 11am. Partly sunny, with a high near 26. Wind chill values as low as 8. West wind 7 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Likely
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 14. Southwest wind around 9 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.

    Low: 14 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 23. Northwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Snow Likely
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 10. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    Low: 10 °F

    Chance Snow

  • Sunday

    Sunday: A chance of snow before 11am. Mostly sunny, with a high near 29. West wind 7 to 9 mph, with gusts as high as 21 mph.

    High: 29 °F

    Chance Snow
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A slight chance of snow after 11pm. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 19. Wind chill values as low as 5. Southwest wind 11 to 13 mph, with gusts as high as 25 mph.
Thursday
A 10 percent chance of snow after 5pm. Mostly sunny, with a high near 31. Wind chill values as low as 5. West wind around 11 mph, with gusts as high as 28 mph.
Thursday Night
A 50 percent chance of snow, mainly after 8pm. Mostly cloudy, with a low around 20. Wind chill values as low as 8. West wind 13 to 16 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly before 11am. Partly sunny, with a high near 26. Wind chill values as low as 8. West wind 7 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
A 50 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 14. Southwest wind around 9 mph, with gusts as high as 20 mph. New snow accumulation of less than one inch possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 23. Northwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 10. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Sunday
A chance of snow before 11am. Mostly sunny, with a high near 29. West wind 7 to 9 mph, with gusts as high as 21 mph.
Sunday Night
A slight chance of snow after 11pm. Mostly cloudy, with a low around 23.
Monday
A slight chance of snow before 11am. Partly sunny, with a high near 34.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 27.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 39.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25. Breezy.
Wednesday
A chance of snow. Mostly cloudy, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Lead SD
 44.35°N 103.83°W (Elev. 6112 ft)
Last Update:
9:41 pm MST Dec 3, 2025
Forecast Valid:
12am MST Dec 4, 2025-6pm MST Dec 10, 2025
 
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Additional Resources

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