Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.

NA

88°F

31°C

Humidity 28%
Wind Speed S 1 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index85°F (29°C)
Last update 31 Jul 12:52 PM PDT
Extended Forecast for

14 Miles ESE Cave Junction OR

  • This Afternoon

    This Afternoon: Sunny, with a high near 77. West wind 5 to 9 mph.

    High: 77 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West southwest wind 3 to 8 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 69. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 69 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 49. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 66. North wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 55.

    Low: 55 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 77. West wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 54. West southwest wind 3 to 8 mph.
Saturday
Mostly sunny, with a high near 69. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 49. Northeast wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 66. North wind 9 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 48.
Monday
Sunny, with a high near 75.
Monday Night
Clear, with a low around 55.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Clear, with a low around 59.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Clear, with a low around 58.
Thursday
Sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ESE Cave Junction OR
 42.09°N 123.38°W (Elev. 5157 ft)
11:56 am PDT Jul 31, 2026
1pm PDT Jul 31, 2026-6pm PDT Aug 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database