Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains 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

31°F

-1°C

Humidity 100%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 18 Mar 05:52 AM PDT
Extended Forecast for

8 Miles NW Cave Junction OR

  • Today

    Today: Sunny, with a high near 66. Southwest wind 6 to 8 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 55. West southwest wind around 8 mph.

    Low: 55 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. West southwest wind 3 to 7 mph.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. South southwest wind 6 to 9 mph.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 65. West wind 7 to 9 mph.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 30 percent chance of rain, mainly after 11pm.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance Rain

  • Saturday

    Saturday: A slight chance of rain, mixing with snow after 8am, then gradually ending.  Snow level 7100 feet lowering to 5800 feet. Partly sunny, with a high near 53. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 66. Southwest wind 6 to 8 mph.
Tonight
Clear, with a low around 55. West southwest wind around 8 mph.
Thursday
Sunny, with a high near 65. West southwest wind 3 to 7 mph.
Thursday Night
Mostly clear, with a low around 50. South southwest wind 6 to 9 mph.
Friday
Mostly sunny, with a high near 65. West wind 7 to 9 mph.
Friday Night
A 30 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain, mixing with snow after 8am, then gradually ending. Snow level 7100 feet lowering to 5800 feet. Partly sunny, with a high near 53. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 38.
Monday
A slight chance of rain and snow. Snow level 5200 feet rising to 6100 feet in the afternoon. Partly sunny, with a high near 56.
Monday Night
A chance of rain and snow. Snow level 6800 feet. Mostly cloudy, with a low around 42.
Tuesday
Rain likely, possibly mixed with snow. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cave Junction OR
 42.24°N 123.75°W (Elev. 4163 ft)
4:41 am PDT Mar 18, 2026
6am PDT Mar 18, 2026-6pm PDT Mar 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database