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, 04:00 AM PST until December 27, 07:00 AM PST

Current conditions at

EW8320 Lostine (E8320)

Lat: 45.4625°NLon: 117.39133°WElev: 3437.0ft.

33°F

1°C

Humidity	87%
Wind Speed	S 0 MPH
Barometer	29.74 in (1007.11 mb)
Dewpoint	30°F (-1°C)
Visibility	NA
Last update	26 Dec 12:01 AM PST

More Information:

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

Extended Forecast for

13 Miles NNE Wallowa OR

Winter Weather Advisory December 26, 04:00am until December 27, 07:00am

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 33 °F
Rain/Snow
Likely
Friday
High: 39 °F
Rain/Snow
Friday Night
Low: 25 °F
Rain/Snow
then Snow
Saturday
High: 29 °F
Snow then
Chance Snow
Saturday Night
Low: 17 °F
Mostly Cloudy
Sunday
High: 31 °F
Mostly Sunny
Sunday Night
Low: 19 °F
Partly Cloudy
Monday
High: 34 °F
Partly Sunny
Monday Night
Low: 24 °F
Mostly Cloudy

Detailed Forecast

Overnight

A chance of rain between 1am and 4am, then rain likely, possibly mixed with snow. Snow level 4300 feet. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 60%. Little or no snow accumulation expected.

Friday

Snow, possibly mixed with rain. Snow level 3700 feet. High near 39. Southwest wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Friday Night

Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 25. West wind 11 to 13 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday

Snow, mainly before 10am. High near 29. West wind 6 to 8 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

Mostly cloudy, with a low around 17. Calm wind.

Sunday

Mostly sunny, with a high near 31.

Sunday Night

Partly cloudy, with a low around 19.

Monday

Partly sunny, with a high near 34.

Monday Night

Mostly cloudy, with a low around 24.

Tuesday

Partly sunny, with a high near 38.