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

ROOSEVELT (K74V)

Lat: 40.28°NLon: 110.05°WElev: 5171.0ft.

Mostly Cloudy

54°F

12°C

Humidity	76%
Wind Speed	N 0 MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	46°F (8°C)
Visibility	10.00 mi
Last update	25 Dec 11:15 AM MST

More Information:

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

Extended Forecast for

27 Miles NE Sunnyside UT

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

Click here for hazard details and duration

Winter Weather Advisory

Christmas Day
High: 56 °F
Chance
Showers
Tonight
Low: 36 °F
Slight Chance
Rain then
Mostly Cloudy
Friday
High: 49 °F
Chance Rain
Friday Night
Low: 32 °F
Rain Likely
Saturday
High: 43 °F
Chance
Rain/Snow
then Chance
Snow
Saturday Night
Low: 18 °F
Slight Chance
Snow then
Partly Cloudy
Sunday
High: 34 °F
Sunny
Sunday Night
Low: 13 °F
Mostly Clear
Monday
High: 33 °F
Sunny

Detailed Forecast

Christmas Day

A chance of showers and thunderstorms before 5pm, then a slight chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 56. South southwest wind 18 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 40%.

Tonight

A 20 percent chance of rain before 8pm. Mostly cloudy, with a low around 36. South southwest wind 10 to 14 mph.

Friday

A 50 percent chance of rain, mainly after 11am. Mostly cloudy, with a high near 49. South southwest wind 10 to 20 mph, with gusts as high as 31 mph.

Friday Night

Rain likely, mainly before 11pm. Mostly cloudy, with a low around 32. Southwest wind 10 to 16 mph. Chance of precipitation is 60%.

Saturday

A chance of rain and snow before 8am, then a chance of snow. Partly sunny, with a high near 43. West wind 8 to 14 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

Saturday Night

A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 18.

Sunday

Sunny, with a high near 34.

Sunday Night

Mostly clear, with a low around 13.

Monday

Sunny, with a high near 33.

Monday Night

Mostly clear, with a low around 15.

Tuesday

Sunny, with a high near 37.