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

Winter Weather Advisory in effect from December 26, 11:00 AM MST until December 28, 05:00 AM MST

Current conditions at

SR-224 at Meadows Drive (UT224)

Lat: 40.6757°NLon: 111.52115°WElev: 6697.0ft.

no precip

42°F

6°C

Humidity	48%
Wind Speed	W 3 MPH
Barometer	NA
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Last update	25 Dec 11:00 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles ESE Cottonwood Heights UT

Winter Weather Advisory December 26, 11:00am until December 28, 05:00am

Click here for hazard details and duration

Winter Weather Advisory

Tonight
Low: 33 °F
Chance Snow
Friday
High: 34 °F⇓
Snow Likely
then Snow
Friday Night
Low: 24 °F
Snow Showers
Saturday
High: 27 °F
Snow
Saturday Night
Low: 9 °F
Snow Likely
Sunday
High: 18 °F
Slight Chance
Snow then
Sunny
Sunday Night
Low: 6 °F
Mostly Clear
Monday
High: 22 °F
Sunny
Monday Night
Low: 12 °F
Mostly Clear

Detailed Forecast

Tonight

A 30 percent chance of snow, mainly between 2am and 5am. Mostly cloudy, with a low around 33. South southwest wind around 14 mph, with gusts as high as 32 mph. Total nighttime snow accumulation of less than a half inch possible.

Friday

Snow, mainly after 11am. Temperature falling to around 31 by 3pm. South wind around 14 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow showers before 2am, then snow after 2am. Some thunder is also possible. Low around 24. Southwest wind 6 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow before 11am, then snow showers after 11am. Some thunder is also possible. High near 27. West wind 3 to 6 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 9. Northwest wind around 7 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Sunday

A 20 percent chance of snow before 11am. Mostly sunny, with a high near 18.

Sunday Night

Mostly clear, with a low around 6.

Monday

Sunny, with a high near 22.

Monday Night

Mostly clear, with a low around 12.

Tuesday

Mostly sunny, with a high near 29.

Tuesday Night

Mostly clear, with a low around 19.