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.

Fair

33°F

1°C

Humidity 100%
Wind Speed SE 9 mph
Barometer 29.66 in (1006.5 mb)
Dewpoint 33°F (1°C)
Visibility 8.00 mi
Wind Chill25°F (-4°C)
Last update 25 Dec 11:52 am CST
Extended Forecast for

Mc Intosh SD

Dense Fog Advisory December 25, 11:17am until December 25, 02:00pm
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory December 25, 11:17am until December 25, 02:00pm

    NOW until 2:00pm Thu

    Dense Fog Advisory

  • Christmas Day

    High: 42 °F

    Fog

  • Tonight

    Tonight: Patchy fog between 9pm and 2am. Widespread freezing fog after 2am. Otherwise, mostly cloudy, with a low around 25. North northwest wind 5 to 9 mph becoming light after midnight.

    Low: 25 °F

    Freezing Fog
    and Patchy
    Fog

  • Friday

    Friday: Areas of fog before 1pm, then patchy fog after 5pm. Widespread freezing fog, mainly before 10am. Otherwise, partly sunny, with a high near 42. South wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 42 °F

    Freezing Fog
    and Areas Fog

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. South wind around 10 mph becoming west after midnight.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42. Breezy, with a west wind 10 to 20 mph, with gusts as high as 28 mph.

    High: 42 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of snow. Mostly cloudy, with a low around 3. Windy, with a northwest wind 24 to 30 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.

    Low: 3 °F

    Slight Chance
    Snow and
    Windy

  • Sunday

    Sunday: Mostly sunny and cold, with a high near 10. Windy, with a northwest wind 24 to 31 mph, with gusts as high as 41 mph.

    High: 10 °F

    Cold and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 0. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    Low: 0 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

Detailed Forecast

Christmas Day
Widespread fog, mainly before noon. Otherwise, mostly cloudy, with a high near 42. South wind 6 to 8 mph becoming northwest in the afternoon.
Tonight
Patchy fog between 9pm and 2am. Widespread freezing fog after 2am. Otherwise, mostly cloudy, with a low around 25. North northwest wind 5 to 9 mph becoming light after midnight.
Friday
Areas of fog before 1pm, then patchy fog after 5pm. Widespread freezing fog, mainly before 10am. Otherwise, partly sunny, with a high near 42. South wind 6 to 11 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 29. South wind around 10 mph becoming west after midnight.
Saturday
Mostly sunny, with a high near 42. Breezy, with a west wind 10 to 20 mph, with gusts as high as 28 mph.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 3. Windy, with a northwest wind 24 to 30 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny and cold, with a high near 10. Windy, with a northwest wind 24 to 31 mph, with gusts as high as 41 mph.
Sunday Night
Mostly clear, with a low around 0. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 25. West southwest wind 9 to 11 mph.
Monday Night
Mostly cloudy, with a low around 17.
Tuesday
Mostly sunny, with a high near 39. Breezy.
Tuesday Night
A slight chance of snow. Mostly cloudy, with a low around 15. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 26.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mc Intosh SD
 45.9°N 101.35°W (Elev. 2215 ft)
Last Update:
10:46 am MST Dec 25, 2025
Forecast Valid:
11am 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation