Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

47°F

8°C

Humidity	64%
Wind Speed	E 1 MPH
Barometer	NA
Dewpoint	35°F (2°C)
Visibility	NA
Last update	27 Jan 12:52 PM PST

More Information:

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

Extended Forecast for

17 Miles WNW Illinois Valley OR

This Afternoon
High: 47 °F
Heavy Rain
and Windy
Tonight
Low: 38 °F
Rain/Snow and
Breezy
Wednesday
High: 43 °F
Rain/Snow
Likely then
Chance Rain
Wednesday Night
Low: 43 °F
Rain Likely
Thursday
High: 47 °F
Chance Rain
Thursday Night
Low: 45 °F
Slight Chance
Rain
Friday
High: 51 °F
Chance Rain
Friday Night
Low: 44 °F
Slight Chance
Rain then
Mostly Cloudy
Saturday
High: 55 °F
Mostly Cloudy
then Slight
Chance Rain

Detailed Forecast

This Afternoon

Rain, mainly before 4pm, then showers and possibly a thunderstorm after 4pm. Some of the storms could produce heavy rainfall. Snow level 5600 feet. High near 47. Windy, with a south wind around 32 mph, with gusts as high as 48 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Rain and snow, mainly before 2am. The rain could be heavy at times. Some thunder is also possible. Snow level 4800 feet. Low around 38. Breezy, with a south southwest wind 24 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

Wednesday

A chance of rain and snow before 7am, then rain likely. Snow level 4700 feet. Mostly cloudy, with a high near 43. South southwest wind 17 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

Wednesday Night

Rain likely. Snow level 5400 feet. Mostly cloudy, with a low around 43. South wind 15 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 70%.

Thursday

A 50 percent chance of rain, mainly before 4pm. Snow level 5900 feet. Mostly cloudy, with a high near 47. South wind around 14 mph.

Thursday Night

A slight chance of rain before 10pm, then a slight chance of rain after 4am. Snow level 5700 feet. Mostly cloudy, with a low around 45. Chance of precipitation is 20%.

Friday

A 30 percent chance of rain, mainly between 10am and 4pm. Snow level 5600 feet. Mostly cloudy, with a high near 51.

Friday Night

A slight chance of rain before 10pm. Snow level 6000 feet. Mostly cloudy, with a low around 44.

Saturday

A slight chance of rain after 4pm. Snow level 5900 feet. Partly sunny, with a high near 55.

Saturday Night

A chance of rain, mainly after 10pm. Snow level 6100 feet. Mostly cloudy, with a low around 46.

Sunday

Rain likely. Snow level 5700 feet. Mostly cloudy, with a high near 49.

Sunday Night

Rain and snow likely. Snow level 5400 feet. Mostly cloudy, with a low around 43.