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

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Mist

36°F

2°C

Humidity	100%
Wind Speed	W 4 MPH
Barometer	29.57 in (1001.36 mb)
Dewpoint	36°F (2°C)
Visibility	1.00 mi
Wind Chill	33°F (1°C)
Last update	24 Dec 11:20 PM PST

More Information:

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

Extended Forecast for

4 Miles E Farmington OR

Tonight
Low: 38 °F
Chance Rain
Christmas Day
High: 50 °F
Rain Likely
then Chance
Rain
Thursday Night
Low: 39 °F
Chance Rain
Friday
High: 46 °F
Showers
Friday Night
Low: 36 °F
Showers
Likely
Saturday
High: 44 °F
Slight Chance
Showers then
Mostly Cloudy
Saturday Night
Low: 34 °F
Mostly Cloudy
Sunday
High: 44 °F
Mostly Cloudy
Sunday Night
Low: 32 °F
Mostly Cloudy

Detailed Forecast

Tonight

A 30 percent chance of rain, mainly between 4am and 5am. Mostly cloudy, with a low around 38. East northeast wind around 7 mph.

Christmas Day

Rain likely, mainly before 2pm. Mostly cloudy, with a high near 50. East northeast wind around 7 mph becoming southeast in the afternoon. Chance of precipitation is 70%.

Thursday Night

A 50 percent chance of rain, mainly after 10pm. Mostly cloudy, with a low around 39. East wind around 7 mph.

Friday

Showers. Snow level 3300 feet lowering to 2400 feet in the afternoon . High near 46. South southeast wind 7 to 9 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Friday Night

Showers likely, mainly before 10pm. Snow level 1800 feet. Mostly cloudy, with a low around 36. Southwest wind 7 to 9 mph. Chance of precipitation is 70%.

Saturday

A 20 percent chance of showers before 10am. Snow level 1700 feet. Mostly cloudy, with a high near 44.

Saturday Night

Mostly cloudy, with a low around 34.

Sunday

Mostly cloudy, with a high near 44.

Sunday Night

Mostly cloudy, with a low around 32.

Monday

Partly sunny, with a high near 45.

Monday Night

Partly cloudy, with a low around 33.