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

Mobridge, Mobridge Municipal Airport (KMBG)

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

Light Snow Fog/Mist

14°F

-10°C

Humidity 84%
Wind Speed S 6 mph
Barometer 30.27 in (1028.4 mb)
Dewpoint 10°F (-12°C)
Visibility 2.50 mi
Wind Chill5°F (-15°C)
Last update 29 Jan 10:52 am CST
Extended Forecast for

Eureka SD

  • Today

    Today: Mostly cloudy, with a high near 17. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 17 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around -8. Wind chill values as low as -20. East northeast wind 7 to 10 mph.

    Low: -8 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 4. Wind chill values as low as -23. Southeast wind 7 to 9 mph.

    High: 4 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -8. Wind chill values as low as -26. South wind 7 to 15 mph.

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Snow likely, mainly after noon.  Patchy blowing snow after 10am. Mostly cloudy, with a high near 30. Breezy, with a south southeast wind 16 to 22 mph, with gusts as high as 30 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: A chance of snow before midnight.  Patchy blowing snow before 2am, then patchy blowing snow after 3am. Mostly cloudy, with a low around 19. Blustery, with a south southwest wind 16 to 20 mph becoming northwest after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 50%.

    Low: 19 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Sunday

    Sunday: Patchy blowing snow before 4pm. Partly sunny, with a high near 33. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 33 °F

    Patchy
    Blowing Snow
    and Breezy

  • Sunday Night

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

    Low: 10 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 24. Southeast wind 6 to 11 mph.

    High: 24 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly cloudy, with a high near 17. Calm wind becoming north northeast around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around -8. Wind chill values as low as -20. East northeast wind 7 to 10 mph.
Friday
Sunny and cold, with a high near 4. Wind chill values as low as -23. Southeast wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around -8. Wind chill values as low as -26. South wind 7 to 15 mph.
Saturday
Snow likely, mainly after noon. Patchy blowing snow after 10am. Mostly cloudy, with a high near 30. Breezy, with a south southeast wind 16 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Saturday Night
A chance of snow before midnight. Patchy blowing snow before 2am, then patchy blowing snow after 3am. Mostly cloudy, with a low around 19. Blustery, with a south southwest wind 16 to 20 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 50%.
Sunday
Patchy blowing snow before 4pm. Partly sunny, with a high near 33. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 10. North northwest wind 6 to 10 mph becoming east after midnight.
Monday
Mostly cloudy, with a high near 24. Southeast wind 6 to 11 mph.
Monday Night
A slight chance of snow. Mostly cloudy, with a low around 10. Chance of precipitation is 20%.
Tuesday
A slight chance of snow. Mostly cloudy, with a high near 25. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
Partly sunny, with a high near 28.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
11:17 am CST Jan 29, 2026
11am CST Jan 29, 2026-6pm CST Feb 4, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database