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

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Aberdeen, Aberdeen Regional Airport (KABR)

Lat: 45.44°NLon: 98.41°WElev: 1299ft.

Fair

18°F

-8°C

Humidity 54%
Wind Speed N 5 mph
Barometer 30.35 in (1030.9 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 29 Jan 4:53 pm CST
Extended Forecast for

Mellette SD

  • Tonight

    Tonight: Mostly cloudy, with a low around -9. Wind chill values as low as -22. North northeast wind 6 to 10 mph.

    Low: -9 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 6. Wind chill values as low as -25. Northeast wind 5 to 10 mph.

    High: 6 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -9. Wind chill values as low as -25. Northeast wind 5 to 13 mph becoming south after midnight.

    Low: -9 °F

    Mostly Clear

  • Saturday

    Saturday: Snow likely after noon. Patchy blowing snow between 10am and 5pm. Partly sunny, with a high near 26. Wind chill values as low as -25. Breezy, with a south wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. South wind 11 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Snow Likely
    then Chance
    Snow

  • Sunday

    Sunday: Patchy blowing snow between 10am and 2pm. Partly sunny, with a high near 35. North northwest wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 35 °F

    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 9. North wind 6 to 9 mph becoming east northeast after midnight.

    Low: 9 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 24. Southeast wind 6 to 10 mph.

    High: 24 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. East southeast wind around 10 mph becoming south southwest after midnight. Chance of precipitation is 30%.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around -9. Wind chill values as low as -22. North northeast wind 6 to 10 mph.
Friday
Sunny and cold, with a high near 6. Wind chill values as low as -25. Northeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around -9. Wind chill values as low as -25. Northeast wind 5 to 13 mph becoming south after midnight.
Saturday
Snow likely after noon. Patchy blowing snow between 10am and 5pm. Partly sunny, with a high near 26. Wind chill values as low as -25. Breezy, with a south wind 14 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 18. South wind 11 to 17 mph becoming west northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday
Patchy blowing snow between 10am and 2pm. Partly sunny, with a high near 35. North northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 9. North wind 6 to 9 mph becoming east northeast after midnight.
Monday
Mostly cloudy, with a high near 24. Southeast wind 6 to 10 mph.
Monday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 14. East southeast wind around 10 mph becoming south southwest after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow, mainly before noon. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 30.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 40.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mellette SD
 45.14°N 98.51°W (Elev. 1306 ft)
Last Update:
4:37 pm CST Jan 29, 2026
Forecast Valid:
5pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation