Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Overcast and Breezy

21°F

-6°C

Humidity 68%
Wind Speed NW 22 G 30 mph
Barometer 30.00 in (1018.8 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 20 Jan 9:52 pm CST
Extended Forecast for

Eureka SD

Extreme Cold Watch January 22, 06:00pm until January 23, 03:00pm
Winter Weather Advisory January 21, 06:00am until January 21, 03:00pm
Click here for hazard details and duration
Extreme Cold Watch
Winter Weather Advisory
  • Tonight

    Tonight: Mostly cloudy, with a low around 10. West wind 13 to 15 mph.

    Low: 10 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of snow, mainly before noon.  Patchy blowing snow before 5pm. Partly sunny, with a temperature rising to near 17 by 9am, then falling to around 10 during the remainder of the day. Windy, with a west southwest wind 15 to 20 mph becoming northwest 26 to 31 mph. Winds could gust as high as 44 mph.  Chance of precipitation is 50%.

    High: 17 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around -5. Wind chill values as low as -19. West northwest wind 10 to 16 mph, with gusts as high as 28 mph.

    Low: -5 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy blowing snow between 11am and 5pm. Partly sunny and cold, with a high near 6. Wind chill values as low as -24. Blustery, with a northwest wind 14 to 23 mph.

    High: 6 °F

    Patchy
    Blowing Snow
    and Blustery

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -24. North northwest wind 8 to 17 mph.

    Low: -24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -10. North northwest wind around 7 mph becoming south in the afternoon.

    High: -10 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -20. South wind around 7 mph.

    Low: -20 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near -1. South southwest wind 8 to 10 mph.

    High: -1 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -16. Southeast wind around 10 mph becoming southwest after midnight.

    Low: -16 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 10. West wind 13 to 15 mph.
Wednesday
A chance of snow, mainly before noon. Patchy blowing snow before 5pm. Partly sunny, with a temperature rising to near 17 by 9am, then falling to around 10 during the remainder of the day. Windy, with a west southwest wind 15 to 20 mph becoming northwest 26 to 31 mph. Winds could gust as high as 44 mph. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around -5. Wind chill values as low as -19. West northwest wind 10 to 16 mph, with gusts as high as 28 mph.
Thursday
Patchy blowing snow between 11am and 5pm. Partly sunny and cold, with a high near 6. Wind chill values as low as -24. Blustery, with a northwest wind 14 to 23 mph.
Thursday Night
Partly cloudy, with a low around -24. North northwest wind 8 to 17 mph.
Friday
Mostly sunny and cold, with a high near -10. North northwest wind around 7 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around -20. South wind around 7 mph.
Saturday
Mostly sunny and cold, with a high near -1. South southwest wind 8 to 10 mph.
Saturday Night
Partly cloudy, with a low around -16. Southeast wind around 10 mph becoming southwest after midnight.
Sunday
Mostly sunny and cold, with a high near 8.
Sunday Night
Partly cloudy, with a low around -5.
Monday
Mostly sunny, with a high near 19.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
A slight chance of snow. Partly sunny, with a high near 19. Chance of precipitation is 20%.
Basemap Options
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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 20, 2026
10pm CST Jan 20, 2026-6pm CST Jan 27, 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