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

SHOWER FALLS (SHFM8)

Lat: 45.40125°NLon: 110.95758°WElev: 8100.0ft.

NA

36°F

2°C

Humidity NA
Wind Speed NA NA MPH
Barometer NA
Dewpoint N/A
Visibility NA
Last update NA
Extended Forecast for

14 Miles WNW Emigrant MT

Winter Weather Advisory December 26, 02:00am until December 26, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: A 40 percent chance of snow after 2am. Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 31 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    and Breezy

  • Friday

    Friday: Snow likely, mainly between 11am and 2pm. Partly sunny, with a temperature falling to around 21 by 5pm. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 28 °F⇓

    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 34 mph. New snow accumulation of around an inch possible.

    Low: 8 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow. High near 16. Wind chill values as low as -15. Southwest wind 17 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 16 °F

    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.

    Low: -4 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 9. West southwest wind around 9 mph.

    High: 9 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. South southwest wind 9 to 13 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 19. South southwest wind 10 to 13 mph.

    High: 19 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of snow after 2am. Mostly cloudy, with a low around 27. Breezy, with a south southwest wind 20 to 22 mph, with gusts as high as 31 mph. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly between 11am and 2pm. Partly sunny, with a temperature falling to around 21 by 5pm. Breezy, with a south southwest wind 23 to 28 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 8. Wind chill values as low as -5. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 34 mph. New snow accumulation of around an inch possible.
Saturday
Snow. High near 16. Wind chill values as low as -15. Southwest wind 17 to 21 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Northwest wind 9 to 14 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 9. West southwest wind around 9 mph.
Sunday Night
Mostly clear, with a low around 2. South southwest wind 9 to 13 mph.
Monday
Sunny, with a high near 19. South southwest wind 10 to 13 mph.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Mostly cloudy, with a high near 23.
Tuesday Night
Mostly cloudy, with a low around 17.
Wednesday
Mostly cloudy, with a high near 27.
Wednesday Night
Mostly cloudy, with a low around 19.
New Year's Day
Mostly cloudy, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles WNW Emigrant MT
 45.43°N 111.01°W (Elev. 9364 ft)
Last Update:
1:27 pm MST Dec 25, 2025
Forecast Valid:
3pm MST Dec 25, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation