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

Tri-Cities Airport (KPSC)

Lat: 46.26955° N Lon: 119.11813° W Elev: 397.0 ft.

Overcast

35°F

2°C

Humidity	95%
Wind Speed	NW 6 MPH
Barometer	29.67 in (1004.74 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Wind Chill	30°F (-1°C)
Last update	25 Dec 05:53 AM PST

More Information:

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

Detailed forecast for

Lower Columbia Basin of Washington

Today

Mostly cloudy with a 50 percent chance of rain. Highs in the mid to upper 40s. North wind 5 to 10 mph. Rainfall amounts less than a tenth of an inch.

Tonight

Mostly cloudy with a 50 percent chance of rain. Lows in the lower to mid 30s. South wind 5 to 10 mph. Rainfall amounts less than a tenth of an inch.

Friday

Mostly cloudy. Rain likely in the morning, then a chance of rain in the afternoon. Highs in the mid to upper 40s. Southwest wind 5 to 15 mph. Gusts up to 30 mph in the afternoon. Chance of precipitation 70 percent. Rainfall amounts less than a quarter of an inch.

Friday Night

Partly cloudy with a chance of rain or snow. Lows in the upper 20s to lower 30s. Windy. Southwest wind 15 to 25 mph. Chance of precipitation 50 percent.

Saturday

Sunny. Highs in the upper 30s to lower 40s. West wind 5 to 15 mph with gusts to around 25 mph.

Saturday Night Through Sunday Night

Partly cloudy. Lows in the lower to mid 20s. Highs in the mid 30s.

Monday Through Wednesday

Mostly cloudy. Patchy fog. Highs in the 30s. Lows in the lower to mid 20s.