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

Bolinder Field-Tooele Valley Airport (KTVY)

Lat: 40.61269°NLon: 112.35362°WElev: 4291.0ft.

Clear

54°F

12°C

Humidity 54%
Wind Speed S 27 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 25 Dec 08:15 AM MST
Extended Forecast for

8 Miles W Grantsville UT

Wind Advisory December 25, 08:38am until December 26, 05:00pm
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory December 25, 08:38am until December 26, 05:00pm

    NOW until 5:00pm Fri

    Wind Advisory

  • Christmas Day

    High: 47 °F

    Windy. Mostly
    Sunny then
    Chance
    Rain/Snow

  • Tonight

    Tonight: A 20 percent chance of snow. Partly cloudy, with a low around 38. Windy, with a south southwest wind 28 to 30 mph, with gusts as high as 41 mph.

    Low: 38 °F

    Slight Chance
    Snow and
    Windy

  • Friday

    Friday: Snow, mainly between 11am and 5pm, then snow showers after 5pm. Some thunder is also possible. Temperature rising to near 39 by 9am, then falling to around 35 during the remainder of the day. Windy, with a south southwest wind 24 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 39 °F⇓

    Snow and
    Windy

  • Friday Night

    Friday Night: Snow showers before 8pm, then snow, mainly after 8pm. Some thunder is also possible. Low around 30. Southwest wind 11 to 16 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 30 °F

    Snow Showers
    then Snow
    Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 31. Southwest wind 9 to 14 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 18.

    Low: 18 °F

    Mostly Clear

Detailed Forecast

Christmas Day
A chance of rain and snow after 2pm. Partly sunny, with a high near 47. Windy, with a south southwest wind around 30 mph, with gusts as high as 43 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
A 20 percent chance of snow. Partly cloudy, with a low around 38. Windy, with a south southwest wind 28 to 30 mph, with gusts as high as 41 mph.
Friday
Snow, mainly between 11am and 5pm, then snow showers after 5pm. Some thunder is also possible. Temperature rising to near 39 by 9am, then falling to around 35 during the remainder of the day. Windy, with a south southwest wind 24 to 30 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
Snow showers before 8pm, then snow, mainly after 8pm. Some thunder is also possible. Low around 30. Southwest wind 11 to 16 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 31. Southwest wind 9 to 14 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow before 11pm. Partly cloudy, with a low around 20. New snow accumulation of less than a half inch possible.
Sunday
Mostly sunny, with a high near 23.
Sunday Night
Mostly clear, with a low around 18.
Monday
Sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 21.
Tuesday
Mostly sunny, with a high near 31.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles W Grantsville UT
 40.59°N 112.6°W (Elev. 7490 ft)
Last Update:
2:04 am MST Dec 25, 2025
Forecast Valid:
8am MST Dec 25, 2025-6pm MST Dec 31, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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