Flooding Possible in the Southwest U.S.; Coastal Storm to Impact the East

Heavy to excessive rainfall is expected today into Wednesday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. A strong coastal storm will develop off the Mid-Atlantic coast Wednesday, intensifying toward southern New England this weekend. Significant coastal flooding, strong rip currents, and beach erosion from high surf expected. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

81°F

27°C

Humidity 30%
Wind Speed NNE 7 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Heat Index80°F (27°C)
Last update 22 Sep 02:52 PM PDT
Extended Forecast for

2 Miles SSE Agness OR

  • Tonight

    Tonight: Mostly clear, with a low around 50. North wind 5 to 8 mph becoming calm  after midnight.

    Low: 50 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 54. North northwest wind 5 to 8 mph becoming calm  in the evening.

    Low: 54 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 79. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 79 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers.  Low around 54. South wind 8 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Showers

  • Friday

    Friday: Showers likely, mainly before 11am.  Partly sunny, with a high near 67. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. North wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54. North northwest wind 5 to 8 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 79. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Thursday Night
Showers. Low around 54. South wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before 11am. Partly sunny, with a high near 67. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 48.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Mostly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
A slight chance of rain. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Agness OR
 42.52°N 124.05°W (Elev. 200 ft)
12:26 pm PDT Sep 22, 2026
3pm PDT Sep 22, 2026-6pm PDT Sep 29, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database