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 >

Current conditions at

STEHEKIN-AIRSTRIP (STRW1)

Lat: 48.34694°NLon: 120.72028°WElev: 1230.0ft.

31°F

-1°C

Humidity	99%
Wind Speed	NNE 0 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	NA
Last update	24 Dec 10:01 PM PST

More Information:

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

Extended Forecast for

16 Miles SE Newhalem WA

Tonight
Low: 15 °F
Mostly Cloudy
Christmas Day
High: 23 °F
Chance Snow
and Breezy
then Heavy
Snow
Thursday Night
Low: 19 °F
Heavy Snow
then Snow
Likely
Friday
High: 21 °F
Heavy Snow
and Breezy
Friday Night
Low: 8 °F
Breezy. Heavy
Snow then
Snow Likely
Saturday
High: 14 °F
Slight Chance
Snow then
Partly Sunny
Saturday Night
Low: 7 °F
Mostly Cloudy
Sunday
High: 19 °F
Partly Sunny
Sunday Night
Low: 14 °F
Mostly Cloudy

Detailed Forecast

Tonight

Mostly cloudy, with a low around 15. West wind 10 to 15 mph becoming south after midnight.

Christmas Day

Snow, mainly after 1pm. The snow could be heavy at times. High near 23. Wind chill values as low as zero. Breezy, with a southeast wind 13 to 20 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 19. Southwest wind around 15 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Friday

Snow. The snow could be heavy at times. High near 21. Wind chill values as low as -3. Breezy, with a southwest wind 16 to 21 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Friday Night

Snow, mainly before 4am. The snow could be heavy at times. Low around 8. Breezy, with a west wind 17 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

Saturday

A 20 percent chance of snow before 10am. Partly sunny, with a high near 14.

Saturday Night

Mostly cloudy, with a low around 7.

Sunday

Partly sunny, with a high near 19.

Sunday Night

Mostly cloudy, with a low around 14.

Monday

Mostly cloudy, with a high near 25.

Monday Night

Mostly cloudy, with a low around 20.