Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

Lat: 45.55°NLon: 100.41°WElev: 1713ft.

Overcast

14°F

-10°C

Humidity 67%
Wind Speed E 13 mph
Barometer 30.37 in (1031.9 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill0°F (-18°C)
Last update 29 Jan 10:52 pm CST
Extended Forecast for

Eureka SD

  • Tonight

    Tonight: Partly cloudy, with a low around -10. Wind chill values as low as -21. East northeast wind 8 to 10 mph.

    Low: -10 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 5. Wind chill values as low as -25. Northeast wind 7 to 9 mph becoming southeast in the afternoon.

    High: 5 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -8. Wind chill values as low as -25. South southeast wind 7 to 15 mph.

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow, mainly after noon.  Patchy blowing snow between 8am and 5pm. High near 32. Wind chill values as low as -22. Breezy, with a south southeast wind 16 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: A chance of snow before midnight, then a slight chance of freezing rain between midnight and 3am, then a slight chance of snow after 3am.  Patchy blowing snow after 10pm. Mostly cloudy, with a low around 20. Blustery, with a south southwest wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 50%.

    Low: 20 °F

    Chance Wintry
    Mix and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Patchy blowing snow between noon and 2pm. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 11 to 20 mph, with gusts as high as 29 mph.

    High: 31 °F

    Patchy
    Blowing Snow
    and Blustery

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 10. North northwest wind 6 to 9 mph becoming southeast after midnight.

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 23. Southeast wind 8 to 14 mph.

    High: 23 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow.  Mostly cloudy, with a low around 13. South southeast wind around 13 mph becoming west after midnight.  Chance of precipitation is 30%.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around -10. Wind chill values as low as -21. East northeast wind 8 to 10 mph.
Friday
Sunny and cold, with a high near 5. Wind chill values as low as -25. Northeast wind 7 to 9 mph becoming southeast in the afternoon.
Friday Night
Partly cloudy, with a low around -8. Wind chill values as low as -25. South southeast wind 7 to 15 mph.
Saturday
Snow, mainly after noon. Patchy blowing snow between 8am and 5pm. High near 32. Wind chill values as low as -22. Breezy, with a south southeast wind 16 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
A chance of snow before midnight, then a slight chance of freezing rain between midnight and 3am, then a slight chance of snow after 3am. Patchy blowing snow after 10pm. Mostly cloudy, with a low around 20. Blustery, with a south southwest wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 50%.
Sunday
Patchy blowing snow between noon and 2pm. Mostly cloudy, with a high near 31. Blustery, with a northwest wind 11 to 20 mph, with gusts as high as 29 mph.
Sunday Night
Mostly cloudy, with a low around 10. North northwest wind 6 to 9 mph becoming southeast after midnight.
Monday
Mostly cloudy, with a high near 23. Southeast wind 8 to 14 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 13. South southeast wind around 13 mph becoming west after midnight. Chance of precipitation is 30%.
Tuesday
A chance of snow, mainly before noon. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 28.
Wednesday Night
Mostly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
10:36 pm CST Jan 29, 2026
10pm CST Jan 29, 2026-6pm CST Feb 5, 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