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 Storm Warning in effect from December 24, 05:00 AM MST until December 25, 05:00 PM MST

Current conditions at

Stanley, Stanley Ranger Station (KSNT)

Lat: 44.20861°NLon: 114.93444°WElev: 6496.0ft.

40°F

4°C

Humidity	54%
Wind Speed	SSE 12 MPH
Barometer	29.87 in (1011.51 mb)
Dewpoint	25°F (-4°C)
Visibility	NA
Wind Chill	33°F (1°C)
Last update	24 Dec 07:51 AM MST

More Information:

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

Extended Forecast for

18 Miles NW Ketchum ID

Winter Storm Warning until December 25, 05:00pm

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning until December 25, 05:00pm
NOW until 5:00pm Thu
Winter Storm Warning
Today
High: 29 °F
Heavy Snow
Tonight
Low: 28 °F
Heavy Snow
Christmas Day
High: 27 °F
Snow
Thursday Night
Low: 18 °F
Snow
Friday
High: 22 °F
Heavy Snow
Friday Night
Low: 10 °F
Snow Likely
Saturday
High: 14 °F
Slight Chance
Snow then
Mostly Sunny
Saturday Night
Low: 5 °F
Partly Cloudy

Detailed Forecast

Today

Snow, mainly after 11am. The snow could be heavy at times. High near 29. South southeast wind 14 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 6 to 10 inches possible.

Tonight

Snow, mainly before 3am. The snow could be heavy at times. Steady temperature around 28. South wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Christmas Day

Snow. High near 27. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Thursday Night

Snow. Low around 18. South southwest wind 13 to 17 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Friday

Snow. The snow could be heavy at times. High near 22. Southwest wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Friday Night

Snow likely, mainly before 11pm. Mostly cloudy, with a low around 10. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Saturday

A 20 percent chance of snow before 11am. Partly sunny, with a high near 14.

Saturday Night

Partly cloudy, with a low around 5.

Sunday

Mostly sunny, with a high near 20.

Sunday Night

Mostly clear, with a low around 10.

Monday

Sunny, with a high near 27.

Monday Night

Partly cloudy, with a low around 18.