
Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Hazardous Weather Conditions
Current conditions at
ILLINOIS VALLEY AIRPORT (SBFO3)
Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.NA
34°F
1°C
| Humidity | 93% |
| Wind Speed | N 2 MPH |
| Barometer | NA |
| Dewpoint | 32°F (0°C) |
| Visibility | NA |
| Last update | 20 Feb 10:52 AM PST |
Extended Forecast for
3 Miles SE Illinois Valley OR
Today

High: 41 °F
Slight Chance
ShowersTonight

Low: 28 °F
Rain/Snow
LikelySaturday
High: 48 °F
Chance
Rain/Snow
then Chance
RainSaturday Night

Low: 32 °F
Rain
Sunday

High: 47 °F
Rain
Sunday Night

Low: 38 °F
Rain
Monday

High: 48 °F
Rain
Monday Night

Low: 36 °F
Rain
Tuesday

High: 49 °F
Rain
Detailed Forecast
Today
A slight chance of showers between 3pm and 4pm. Snow level rising to 2500 feet. Mostly cloudy, with a high near 41. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Rain and snow showers likely, mainly between 9pm and 3am. Snow level 2300 feet rising to 3900 feet after midnight. Mostly cloudy, with a low around 28. Calm wind becoming southwest around 6 mph after midnight. Chance of precipitation is 70%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow before 9am, then a chance of rain. Snow level 4500 feet. Mostly cloudy, with a high near 48. South wind 8 to 10 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
Rain, mainly after 10pm. Snow level 4300 feet. Low around 32. South southeast wind around 10 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
Rain. High near 47. South wind 7 to 10 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday Night
Rain. Low around 38. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Monday
Rain. High near 48. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Rain. Cloudy, with a low around 36.
Tuesday
Rain. Mostly cloudy, with a high near 49.
Tuesday Night
Rain likely, mainly before 10pm. Snow level 4300 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 31.
Wednesday
A chance of rain. Snow level 3300 feet rising to 4000 feet in the afternoon. Partly sunny, with a high near 51.
Wednesday Night
A chance of rain. Snow level 3900 feet. Mostly cloudy, with a low around 34.
Thursday
A chance of rain. Snow level 3500 feet rising to 4200 feet in the afternoon. Partly sunny, with a high near 53.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles SE Illinois Valley OR
42.08°N 123.65°W (Elev. 1644 ft)
42.08°N 123.65°W (Elev. 1644 ft)
9:41 am PST Feb 20, 2026
11am PST Feb 20, 2026-6pm PST Feb 26, 2026



