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.

Snow Freezing Fog and Windy

25°F

-4°C

Humidity 92%
Wind Speed NW 28 G 62 mph
Barometer 29.77 in (1010.6 mb)
Dewpoint 23°F (-5°C)
Visibility 0.25 mi
Wind Chill9°F (-13°C)
Last update 21 Jan 8:52 am CST
Extended Forecast for

Eureka SD

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

    NOW until 6:00pm Wed

    Winter Weather Advisory

  • Today

    High: 26 °F

    Chance Snow
    and Blowing
    Snow then
    Blowing Snow
    and Windy

  • Tonight

    Tonight: Patchy blowing snow before 9pm. Mostly cloudy, with a low around -2. Blustery, with a west northwest wind 14 to 24 mph, with gusts as high as 33 mph.

    Low: -2 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Thursday

    Thursday: Patchy blowing snow after 8am. Mostly sunny and cold, with a temperature falling to around -8 by 5pm. Wind chill values as low as -32. Blustery, with a north northwest wind 16 to 24 mph, with gusts as high as 32 mph.

    High: 5 °F

    Patchy
    Blowing Snow
    and Blustery

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -24. Wind chill values as low as -44. North northwest wind 9 to 18 mph.

    Low: -24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -10. Northwest wind 6 to 9 mph becoming south southwest in the afternoon.

    High: -10 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -20. South wind around 6 mph.

    Low: -20 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 2. South wind 6 to 10 mph.

    High: 2 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -17. Southeast wind around 10 mph becoming north northwest after midnight.

    Low: -17 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of snow, mainly before 10am. Widespread blowing snow, mainly before 3pm. Partly sunny, with a temperature falling to around 14 by 5pm. Windy, with a northwest wind 34 to 39 mph decreasing to 28 to 33 mph in the afternoon. Winds could gust as high as 49 mph. Chance of precipitation is 50%.
Tonight
Patchy blowing snow before 9pm. Mostly cloudy, with a low around -2. Blustery, with a west northwest wind 14 to 24 mph, with gusts as high as 33 mph.
Thursday
Patchy blowing snow after 8am. Mostly sunny and cold, with a temperature falling to around -8 by 5pm. Wind chill values as low as -32. Blustery, with a north northwest wind 16 to 24 mph, with gusts as high as 32 mph.
Thursday Night
Partly cloudy, with a low around -24. Wind chill values as low as -44. North northwest wind 9 to 18 mph.
Friday
Sunny and cold, with a high near -10. Northwest wind 6 to 9 mph becoming south southwest in the afternoon.
Friday Night
Mostly cloudy, with a low around -20. South wind around 6 mph.
Saturday
Mostly sunny and cold, with a high near 2. South wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around -17. Southeast wind around 10 mph becoming north northwest after midnight.
Sunday
Sunny and cold, with a high near 2. North northwest wind 10 to 13 mph becoming west in the afternoon.
Sunday Night
Partly cloudy, with a low around -9.
Monday
Mostly sunny, with a high near 20.
Monday Night
Mostly cloudy, with a low around 3.
Tuesday
Partly sunny, with a high near 20.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
8:37 am CST Jan 21, 2026
9am CST Jan 21, 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