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

Richfield Municipal Airport (KRIF)

Lat: 38.73411°NLon: 112.10158°WElev: 5318.0ft.

NA

57°F

14°C

Humidity 50%
Wind Speed NW 0 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 24 Dec 12:36 PM MST
Extended Forecast for

9 Miles W Koosharem UT

Winter Weather Advisory until December 25, 11:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 25, 11:00pm

    NOW until 11:00pm Thu

    Winter Weather Advisory

  • This Afternoon

    High: 42 °F

    Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: A chance of rain and snow before 8pm, then snow. Low around 33. Breezy, with a south wind 26 to 29 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Breezy.
    Rain/Snow
    Likely then
    Snow

  • Christmas Day

    Christmas Day: Snow likely, mainly before 11am. Partly sunny, with a high near 36. Breezy, with a south southwest wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Breezy. Snow
    Likely then
    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 30. Breezy, with a south southwest wind 23 to 26 mph, with gusts as high as 41 mph.

    Low: 30 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 33. Breezy, with a south southwest wind 21 to 23 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 24 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 26 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A slight chance of snow before 11pm. Partly cloudy, with a low around 17.

    Low: 17 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

This Afternoon
A chance of rain and snow. Mostly cloudy, with a high near 42. Breezy, with a south wind around 25 mph, with gusts as high as 41 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tonight
A chance of rain and snow before 8pm, then snow. Low around 33. Breezy, with a south wind 26 to 29 mph, with gusts as high as 47 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Christmas Day
Snow likely, mainly before 11am. Partly sunny, with a high near 36. Breezy, with a south southwest wind 22 to 26 mph, with gusts as high as 43 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday Night
Partly cloudy, with a low around 30. Breezy, with a south southwest wind 23 to 26 mph, with gusts as high as 41 mph.
Friday
A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 33. Breezy, with a south southwest wind 21 to 23 mph, with gusts as high as 39 mph. New snow accumulation of less than a half inch possible.
Friday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A slight chance of snow before 11pm. Partly cloudy, with a low around 17.
Sunday
Sunny, with a high near 26.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 32.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W Koosharem UT
 38.49°N 112.05°W (Elev. 10000 ft)
Last Update:
2:03 am MST Dec 24, 2025
Forecast Valid:
12pm MST Dec 24, 2025-6pm MST Dec 30, 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