High-Impact and Far-Reaching Winter Storm Continues; Cold Expands and Persists

A major winter storm will shift its impacts into the Northeast U.S. with heavy snow through tonight while over the Mid-Atlantic, sleet and freezing rain will diminish. Extremely cold air behind the storm will prolong dangerous travel and infrastructure impacts. Sub-zero low temperatures are expected nearly every morning from the Northern Plains through the Ohio Valley and into the Northeast. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

37°F

3°C

Humidity	70%
Wind Speed	SSW 0 MPH
Barometer	NA
Dewpoint	28°F (-2°C)
Visibility	NA
Last update	25 Jan 05:52 PM PST

More Information:

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

Extended Forecast for

8 Miles WNW Illinois Valley OR

Tonight
Low: 39 °F
Mostly Cloudy
Monday
High: 49 °F
Partly Sunny
Monday Night
Low: 38 °F
Mostly Cloudy
Tuesday
High: 48 °F
Slight Chance
Rain then
Rain Likely
Tuesday Night
Low: 41 °F
Rain
Wednesday
High: 48 °F
Chance Rain
Wednesday Night
Low: 41 °F
Chance Rain
Thursday
High: 52 °F
Chance Rain
Thursday Night
Low: 43 °F
Slight Chance
Rain

Detailed Forecast

Tonight

Mostly cloudy, with a low around 39. Southwest wind around 6 mph.

Monday

Partly sunny, with a high near 49. South southwest wind around 7 mph.

Monday Night

Mostly cloudy, with a low around 38. South wind around 7 mph.

Tuesday

Rain likely, mainly after 4pm. Snow level 4500 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 48. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday Night

Rain. Snow level 5700 feet. Low around 41. South southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

Wednesday

A 50 percent chance of rain. Snow level 5500 feet. Partly sunny, with a high near 48.

Wednesday Night

A 30 percent chance of rain. Snow level 5600 feet. Mostly cloudy, with a low around 41.

Thursday

A chance of rain, mainly before 10am. Snow level 6100 feet rising to 6600 feet in the afternoon. Partly sunny, with a high near 52.

Thursday Night

A slight chance of rain. Mostly cloudy, with a low around 43.

Friday

A chance of rain. Mostly cloudy, with a high near 53.

Friday Night

A chance of rain. Mostly cloudy, with a low around 44.