National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Overcast

19°F

-7°C

Humidity 92%
Wind Speed SE 8 mph
Barometer 29.83 in (1013.1 mb)
Dewpoint 17°F (-8°C)
Visibility 7.00 mi
Wind Chill9°F (-13°C)
Last update 1 Jan 7:52 am CST
Extended Forecast for

Eureka SD

  • New Year's Day

    New Year's Day: Cloudy, with a high near 18. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.

    High: 18 °F

    Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. North northwest wind around 6 mph becoming light and variable.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 17. East southeast wind around 6 mph.

    High: 17 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 11. South wind around 7 mph.

    Low: 11 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 22. South wind 6 to 8 mph becoming north in the afternoon.

    High: 22 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 9. East southeast wind 8 to 15 mph.

    Low: 9 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 26. East southeast wind 9 to 15 mph.

    High: 26 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 15. South southwest wind around 8 mph.

    Low: 15 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 34. South southeast wind 8 to 10 mph.

    High: 34 °F

    Mostly Sunny

Detailed Forecast

New Year's Day
Cloudy, with a high near 18. Light and variable wind becoming northwest 5 to 8 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 8. North northwest wind around 6 mph becoming light and variable.
Friday
Mostly cloudy, with a high near 17. East southeast wind around 6 mph.
Friday Night
Mostly cloudy, with a low around 11. South wind around 7 mph.
Saturday
Partly sunny, with a high near 22. South wind 6 to 8 mph becoming north in the afternoon.
Saturday Night
Mostly cloudy, with a low around 9. East southeast wind 8 to 15 mph.
Sunday
Mostly cloudy, with a high near 26. East southeast wind 9 to 15 mph.
Sunday Night
Partly cloudy, with a low around 15. South southwest wind around 8 mph.
Monday
Mostly sunny, with a high near 34. South southeast wind 8 to 10 mph.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eureka SD
 45.76°N 99.63°W (Elev. 1883 ft)
Last Update:
7:36 am CST Jan 1, 2026
Forecast Valid:
8am CST Jan 1, 2026-6pm CST Jan 7, 2026
 
Forecast Discussion
 
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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

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation