National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

46°F

8°C

Humidity 64%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 16 Oct 10:52 PM PDT
Extended Forecast for

13 Miles ESE Illinois Valley OR

  • Tonight

    Tonight: Partly cloudy, with a low around 49. West southwest wind 5 to 7 mph becoming calm after midnight.

    Low: 49 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 59. North northeast wind 3 to 7 mph.

    High: 59 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43. Light and variable wind becoming south southeast around 6 mph after midnight.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. South wind 5 to 7 mph becoming calm in the morning.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain before 11pm. Snow level 6700 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 49. West southwest wind 5 to 7 mph becoming calm after midnight.
Saturday
Mostly sunny, with a high near 59. North northeast wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 43. Light and variable wind becoming south southeast around 6 mph after midnight.
Sunday
Sunny, with a high near 58. South wind 5 to 7 mph becoming calm in the morning.
Sunday Night
Partly cloudy, with a low around 40. Southwest wind 3 to 6 mph.
Monday
Partly sunny, with a high near 45.
Monday Night
A 30 percent chance of rain before 11pm. Snow level 6700 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 35.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly clear, with a low around 38.
Wednesday
Sunny, with a high near 55.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
A slight chance of rain. Snow level 7300 feet. Mostly sunny, with a high near 48.
Thursday Night
A slight chance of rain. Snow level 7300 feet lowering to 6100 feet after midnight . Partly cloudy, with a low around 35.
Friday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Illinois Valley OR
 42.02°N 123.45°W (Elev. 5144 ft)
Last Update:
11:26 pm PDT Oct 16, 2026
Forecast Valid:
11pm PDT Oct 16, 2026-6pm PDT Oct 23, 2026
 
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Additional Resources

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Chance of Precipitation