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

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Rain

37°F

3°C

Humidity	93%
Wind Speed	N 0 MPH
Barometer	29.89 in (1012.19 mb)
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Last update	25 Dec 07:47 PM MST

More Information:

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

Extended Forecast for

16 Miles NNW Ketchum ID

Winter Storm Warning December 25, 11:00pm until December 27, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Tonight
Low: 22 °F
Heavy Snow
and Breezy
Friday
High: 22 °F⇓
Heavy Snow
and Breezy
Friday Night
Low: 6 °F
Snow and
Breezy
Saturday
High: 8 °F
Snow and
Breezy
Saturday Night
Low: -7 °F
Partly Cloudy
Sunday
High: 12 °F
Sunny
Sunday Night
Low: 4 °F
Clear
Monday
High: 22 °F
Sunny
Monday Night
Low: 14 °F
Mostly Cloudy

Detailed Forecast

Tonight

Snow. The snow could be heavy at times. Steady temperature around 22. Breezy, with a south southwest wind 22 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 7 to 11 inches possible.

Friday

Snow, mainly before 10am. The snow could be heavy at times. Temperature falling to around 14 by 5pm. Wind chill values as low as -3. Breezy, with a southwest wind 21 to 29 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Friday Night

Snow. Low around 6. Wind chill values as low as -14. Breezy, with a southwest wind 20 to 29 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Saturday

Snow. High near 8. Wind chill values as low as -16. Breezy, with a west northwest wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Saturday Night

Partly cloudy, with a low around -7. Northwest wind 10 to 14 mph, with gusts as high as 22 mph.

Sunday

Sunny, with a high near 12.

Sunday Night

Clear, with a low around 4.

Monday

Sunny, with a high near 22.

Monday Night

Mostly cloudy, with a low around 14.

Tuesday

Partly sunny, with a high near 27.