
Pacific Storm System Across the West; Fire Weather Concerns in the Southeast
A Pacific storm system will bring strong winds and low elevation rain to much of the West Coast, and heavy high elevation mountain snow to the Sierra-Nevada through Wednesday. Fire weather concerns will continue into Tuesday across the Mid-South and Southeast as gusty winds and dry conditions persist. Read More >
Current conditions at
ILLINOIS VALLEY AIRPORT (SBFO3)
Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.NA
49°F
9°C
| Humidity | 91% |
| Wind Speed | SW 3 MPH |
| Barometer | NA |
| Dewpoint | 46°F (8°C) |
| Visibility | NA |
| Last update | 20 Apr 09:52 PM PDT |
Extended Forecast for
9 Miles WNW Illinois Valley OR
Tonight

Low: 39 °F
Rain Likely
Tuesday

High: 44 °F
Showers
Tuesday Night

Low: 39 °F
Rain/Snow
Wednesday

High: 42 °F
Rain Likely
Wednesday Night
Low: 36 °F
Chance Rain
then Mostly
CloudyThursday

High: 55 °F
Sunny
Thursday Night

Low: 39 °F
Clear
Friday

High: 63 °F
Sunny
Friday Night

Low: 43 °F
Clear
Detailed Forecast
Tonight
Rain likely, mainly between 11pm and 4am. Snow level 5000 feet. Mostly cloudy, with a low around 39. South southwest wind around 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain and possibly a thunderstorm before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. Snow level 5000 feet. High near 44. West wind 5 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Rain before 11pm, then rain likely, possibly mixed with snow between 11pm and 2am, then rain likely after 2am. Snow level 5000 feet lowering to 4500 feet. Low around 39. West southwest wind around 7 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday
Rain likely. Snow level 4500 feet. Mostly cloudy, with a high near 42. West southwest wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of rain before 11pm. Snow level 4600 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 36. Southwest wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 55.
Thursday Night
Clear, with a low around 39.
Friday
Sunny, with a high near 63.
Friday Night
Clear, with a low around 43.
Saturday
Sunny, with a high near 62.
Saturday Night
Mostly clear, with a low around 42.
Sunday
A slight chance of rain. Snow level 6100 feet. Mostly sunny, with a high near 58.
Sunday Night
A slight chance of rain. Snow level 6500 feet lowering to 5800 feet after midnight . Partly cloudy, with a low around 42.
Monday
A chance of rain. Snow level 5600 feet rising to 6200 feet in the afternoon. Mostly sunny, with a high near 57.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
9 Miles WNW Illinois Valley OR
42.15°N 123.85°W (Elev. 3356 ft)
42.15°N 123.85°W (Elev. 3356 ft)
7:47 pm PDT Apr 20, 2026
10pm PDT Apr 20, 2026-6pm PDT Apr 27, 2026


