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

61°F

16°C

Humidity 72%
Wind Speed N 7 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 02 Aug 03:52 AM PDT
Extended Forecast for

7 Miles SE Illinois Valley OR

  • Today

    Today: Sunny, with a high near 76. Northeast wind 5 to 13 mph, with gusts as high as 20 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 51. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Clear

  • Monday

    Monday: Patchy smoke after 4pm. Sunny, with a high near 85. East northeast wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny then
    Patchy Smoke

  • Monday Night

    Monday Night: Clear, with a low around 61. East northeast wind 7 to 13 mph, with gusts as high as 20 mph.

    Low: 61 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 94. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 67.

    Low: 67 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 76. Northeast wind 5 to 13 mph, with gusts as high as 20 mph.
Tonight
Clear, with a low around 51. Northeast wind 8 to 14 mph, with gusts as high as 21 mph.
Monday
Patchy smoke after 4pm. Sunny, with a high near 85. East northeast wind 7 to 13 mph, with gusts as high as 20 mph.
Monday Night
Clear, with a low around 61. East northeast wind 7 to 13 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 94. Calm wind becoming north northwest around 5 mph in the afternoon.
Tuesday Night
Clear, with a low around 67.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Clear, with a low around 66.
Thursday
Sunny, with a high near 90.
Thursday Night
Clear, with a low around 64.
Friday
Sunny, with a high near 89.
Friday Night
Clear, with a low around 62.
Saturday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SE Illinois Valley OR
 42.04°N 123.58°W (Elev. 2552 ft)
11:38 pm PDT Aug 1, 2026
4am PDT Aug 2, 2026-6pm PDT Aug 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

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