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

BIG INDIAN VALLEY (BIVU1)

Lat: 38.22461°NLon: 109.27869°WElev: 6957.0ft.

NA

48°F

9°C

Humidity 66%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Wind Chill44°F (7°C)
Last update 25 Dec 05:20 PM MST
Extended Forecast for

11 Miles N Monticello Arpt UT

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. South wind 10 to 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Friday

    Friday: Cloudy, with a high near 52. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 52 °F

    Cloudy and
    Breezy

  • Friday Night

    Friday Night: A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: Rain likely, possibly mixed with snow showers, mainly before 5pm. Mostly cloudy, with a high near 47. South wind 10 to 15 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. West southwest wind 5 to 10 mph. Chance of precipitation is 50%.

    Low: 23 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Sunday

    Sunday: A 40 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 32.

    High: 32 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 35.

    High: 35 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. South wind 10 to 15 mph.
Friday
Cloudy, with a high near 52. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 30 percent chance of showers after 11pm. Mostly cloudy, with a low around 36. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
Rain likely, possibly mixed with snow showers, mainly before 5pm. Mostly cloudy, with a high near 47. South wind 10 to 15 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday Night
A chance of rain and snow showers before 8pm, then a chance of snow showers. Mostly cloudy, with a low around 23. West southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday
A 40 percent chance of snow showers, mainly before 11am. Mostly sunny, with a high near 32.
Sunday Night
Partly cloudy, with a low around 17.
Monday
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 20.
Tuesday
Sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 25.
Wednesday
Sunny, with a high near 45.
Wednesday Night
Partly cloudy, with a low around 28.
New Year's Day
A chance of rain and snow showers. Mostly sunny, with a high near 47.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
11 Miles N Monticello Arpt UT
 38.09°N 109.34°W (Elev. 5997 ft)
Last Update:
4:37 pm MST Dec 25, 2025
Forecast Valid:
5pm MST Dec 25, 2025-6pm MST Jan 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation