
Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest
Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >
Hazardous Weather Conditions
Current conditions at
ILLINOIS VALLEY AIRPORT (SBFO3)
Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.NA
79°F
26°C
| Humidity | 18% |
| Wind Speed | N 7 MPH |
| Barometer | NA |
| Dewpoint | 32°F (0°C) |
| Visibility | NA |
| Heat Index | 78°F (26°C) |
| Last update | 21 Jun 08:52 PM PDT |
Extended Forecast for
11 Miles NNW Cave Junction OR
Heat Advisory June 22, 11:00am until June 23, 11:00pm
Tonight

Low: 55 °F
Clear
Monday

High: 77 °F
Sunny
Monday Night

Low: 60 °F
Mostly Clear
Tuesday

High: 77 °F
Sunny
Tuesday Night

Low: 59 °F
Mostly Clear
Wednesday

High: 76 °F
Sunny
Wednesday Night

Low: 56 °F
Clear
Thursday

High: 71 °F
Mostly Sunny
Thursday Night

Low: 53 °F
Chance Rain
Detailed Forecast
Tonight
Clear, with a low around 55. North northeast wind 5 to 11 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 77. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. North northeast wind 6 to 8 mph.
Tuesday
Sunny, with a high near 77. North wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 59. North wind 7 to 14 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 76.
Wednesday Night
Clear, with a low around 56.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 53.
Friday
Partly sunny, with a high near 58.
Friday Night
A chance of rain. Partly cloudy, with a low around 50.
Saturday
A slight chance of rain. Snow level 7200 feet. Mostly sunny, with a high near 58.
Saturday Night
Mostly clear, with a low around 45.
Sunday
Sunny, with a high near 61.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
11 Miles NNW Cave Junction OR
42.31°N 123.68°W (Elev. 4035 ft)
42.31°N 123.68°W (Elev. 4035 ft)
4:40 pm PDT Jun 21, 2026
9pm PDT Jun 21, 2026-6pm PDT Jun 28, 2026



