Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Overcast

12°F

-11°C

Humidity 80%
Wind Speed S 5 mph
Barometer 30.12 in (1023.6 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 20 Jan 1:52 am CST
Extended Forecast for

Eureka SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 1. South wind 3 to 5 mph.

    Low: 1 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly between noon and 5pm.  Mostly cloudy, with a high near 20. South wind 6 to 13 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 20 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12. Northwest wind 14 to 16 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Snow likely before noon.  Widespread blowing snow, mainly between 7am and 4pm. Partly sunny, with a high near 24. Windy, with a west southwest wind 17 to 27 mph becoming northwest 28 to 38 mph in the morning. Winds could gust as high as 47 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 24 °F

    Snow Likely
    and Blowing
    Snow then
    Blowing Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Patchy blowing snow before 8pm. Mostly cloudy, with a low around -1. Blustery, with a west northwest wind 14 to 24 mph, with gusts as high as 32 mph.

    Low: -1 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • Thursday

    Thursday: Patchy blowing snow between 11am and 5pm. Partly sunny and cold, with a high near 6. Blustery, with a northwest wind 14 to 22 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 15 mph.

    Low: -24 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -10. North northwest wind around 8 mph becoming northeast in the afternoon.

    High: -10 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -20. East wind around 7 mph becoming south southeast in the evening.

    Low: -20 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 1. South wind 3 to 5 mph.
Tuesday
Snow likely, mainly between noon and 5pm. Mostly cloudy, with a high near 20. South wind 6 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
Mostly cloudy, with a low around 12. Northwest wind 14 to 16 mph.
Wednesday
Snow likely before noon. Widespread blowing snow, mainly between 7am and 4pm. Partly sunny, with a high near 24. Windy, with a west southwest wind 17 to 27 mph becoming northwest 28 to 38 mph in the morning. Winds could gust as high as 47 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
Patchy blowing snow before 8pm. Mostly cloudy, with a low around -1. Blustery, with a west northwest wind 14 to 24 mph, with gusts as high as 32 mph.
Thursday
Patchy blowing snow between 11am and 5pm. Partly sunny and cold, with a high near 6. Blustery, with a northwest wind 14 to 22 mph.
Thursday Night
Partly cloudy, with a low around -24. North northwest wind 8 to 15 mph.
Friday
Mostly sunny and cold, with a high near -10. North northwest wind around 8 mph becoming northeast in the afternoon.
Friday Night
Partly cloudy, with a low around -20. East wind around 7 mph becoming south southeast in the evening.
Saturday
Mostly sunny and cold, with a high near 1.
Saturday Night
Partly cloudy, with a low around -13.
Sunday
Mostly sunny and cold, with a high near 10.
Sunday Night
Partly cloudy, with a low around -4.
Monday
Mostly sunny, with a high near 20.
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ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
2:31 am CST Jan 20, 2026
2am CST Jan 20, 2026-6pm CST Jan 26, 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