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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

Mobridge, Mobridge Municipal Airport (KMBG)

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

Fog/Mist

22°F

-6°C

Humidity 96%
Wind Speed SE 12 mph
Barometer 30.02 in (1018.8 mb)
Dewpoint 21°F (-6°C)
Visibility 4.00 mi
Wind Chill10°F (-12°C)
Last update 25 Dec 12:52 am CST
Extended Forecast for

Mahto SD

  • Overnight

    Overnight: Areas of fog after 5am. Areas of freezing fog. Otherwise, mostly cloudy, with a low around 20. East southeast wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 20 °F

    Areas
    Freezing Fog
    and Areas Fog

  • Christmas Day

    Christmas Day: Areas of fog before 10am. Otherwise, cloudy, with a high near 40. Southeast wind 5 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 40 °F

    Areas Fog
    then Cloudy

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Widespread freezing fog after 5am. Otherwise, mostly cloudy, with a low around 24. Northwest wind 5 to 7 mph becoming calm after midnight.

    Low: 24 °F

    Mostly Cloudy
    then Freezing
    Fog and
    Patchy Fog

  • Friday

    Friday: Widespread dense freezing fog before 9am. Mostly sunny, with a high near 39. South southeast wind 3 to 8 mph.

    High: 39 °F

    Dense
    Freezing Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. South wind around 8 mph becoming west southwest after midnight.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. West wind 7 to 15 mph, with gusts as high as 25 mph.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 4. Blustery, with a north northwest wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    Low: 4 °F

    Slight Chance
    Snow and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 12. Blustery, with a northwest wind 21 to 25 mph, with gusts as high as 39 mph.

    High: 12 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 0. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.

    Low: 0 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of fog after 5am. Areas of freezing fog. Otherwise, mostly cloudy, with a low around 20. East southeast wind 14 to 16 mph, with gusts as high as 24 mph.
Christmas Day
Areas of fog before 10am. Otherwise, cloudy, with a high near 40. Southeast wind 5 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 21 mph.
Thursday Night
Patchy fog after 2am. Widespread freezing fog after 5am. Otherwise, mostly cloudy, with a low around 24. Northwest wind 5 to 7 mph becoming calm after midnight.
Friday
Widespread dense freezing fog before 9am. Mostly sunny, with a high near 39. South southeast wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 28. South wind around 8 mph becoming west southwest after midnight.
Saturday
Mostly sunny, with a high near 42. West wind 7 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 4. Blustery, with a north northwest wind 20 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 12. Blustery, with a northwest wind 21 to 25 mph, with gusts as high as 39 mph.
Sunday Night
Mostly clear, with a low around 0. Northwest wind 8 to 17 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 13. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mahto SD
 45.75°N 100.67°W (Elev. 1798 ft)
Last Update:
12:01 am MST Dec 25, 2025
Forecast Valid:
12am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation