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

Southwest Washington Regional Airport (KKLS)

Lat: 46.11553°NLon: 122.89273°WElev: 13.0ft.

Clear

43°F

6°C

Humidity	93%
Wind Speed	SE 4 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	41°F (5°C)
Visibility	10.00 mi
Wind Chill	41°F (5°C)
Last update	25 Dec 10:20 PM PST

More Information:

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

Extended Forecast for

10 Miles ESE Kelso WA

Tonight
Low: 36 °F
Chance
Showers
Friday
High: 39 °F
Rain then
Rain/Snow
Friday Night
Low: 33 °F
Rain/Snow
then Snow
Saturday
High: 39 °F
Chance Snow
then Slight
Chance Snow
Showers
Saturday Night
Low: 31 °F
Mostly Cloudy
then Frost
Sunday
High: 41 °F
Frost then
Partly Sunny
Sunday Night
Low: 31 °F
Mostly Cloudy
Monday
High: 43 °F
Mostly Cloudy
Monday Night
Low: 32 °F
Mostly Cloudy

Detailed Forecast

Tonight

A slight chance of showers before 11pm, then a chance of showers after 1am. Snow level 3400 feet. Mostly cloudy, with a low around 36. Southeast wind around 7 mph. Chance of precipitation is 40%.

Friday

Rain before 3pm, then rain, possibly mixed with snow. Snow level 3100 feet lowering to 1800 feet in the afternoon . High near 39. West southwest wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Friday Night

Snow, possibly mixed with rain, becoming all snow after 9pm. Low around 33. West southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Saturday

A chance of snow before 10am, then a slight chance of snow showers after 10am. Mostly cloudy, with a high near 39. West wind around 6 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

Saturday Night

Widespread frost after 4am. Otherwise, mostly cloudy, with a low around 31. Calm wind.

Sunday

Widespread frost, mainly before 10am. Otherwise, partly sunny, with a high near 41.

Sunday Night

Mostly cloudy, with a low around 31.

Monday

Mostly cloudy, with a high near 43.

Monday Night

Mostly cloudy, with a low around 32.

Tuesday

Mostly cloudy, with a high near 45.