Critical Fire Weather in the Plains; Unseasonably Warm in the Southwest and Southern U.S.

Unseasonably warm temperatures continue through the weekend across the Southwest and southern U.S., with more than 100 record or near record maximum temperatures forecast through the rest of the week and over the weekend. Elevated to critical fire weather conditions will persist across the Plains and Southeast U.S. this weekend. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

50°F

10°C

Humidity 69%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 28 Mar 10:52 PM PDT
Extended Forecast for

16 Miles SE Agness OR

  • Tonight

    Tonight: Partly cloudy, with a low around 46. Light and variable wind.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 65. Calm wind becoming west northwest 5 to 9 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of rain after 11pm.  Snow level 5600 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 41. West northwest wind around 8 mph becoming east after midnight.

    Low: 41 °F

    Slight Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain.  Snow level 3200 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 62. East northeast wind around 8 mph.

    High: 62 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Northeast wind around 6 mph becoming light and variable  after midnight.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Snow level 4300 feet. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain.  Cloudy, with a high near 50.

    High: 50 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Snow level 4400 feet lowering to 3000 feet after midnight . Cloudy, with a low around 40.

    Low: 40 °F

    Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 46. Light and variable wind.
Sunday
Mostly sunny, with a high near 65. Calm wind becoming west northwest 5 to 9 mph in the afternoon.
Sunday Night
A 20 percent chance of rain after 11pm. Snow level 5600 feet lowering to 4100 feet after midnight . Mostly cloudy, with a low around 41. West northwest wind around 8 mph becoming east after midnight.
Monday
A 20 percent chance of rain. Snow level 3200 feet rising to 4800 feet in the afternoon. Partly sunny, with a high near 62. East northeast wind around 8 mph.
Monday Night
Partly cloudy, with a low around 44. Northeast wind around 6 mph becoming light and variable after midnight.
Tuesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 62.
Tuesday Night
Rain likely, mainly after 11pm. Snow level 4300 feet. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Cloudy, with a high near 50.
Wednesday Night
Rain. Snow level 4400 feet lowering to 3000 feet after midnight . Cloudy, with a low around 40.
Thursday
Rain. Snow level 2800 feet rising to 3400 feet in the afternoon. Mostly cloudy, with a high near 50.
Thursday Night
A chance of rain. Snow level 3400 feet. Partly cloudy, with a low around 36.
Friday
Sunny, with a high near 63.
Friday Night
Clear, with a low around 42.
Saturday
Sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SE Agness OR
 42.38°N 123.82°W (Elev. 1316 ft)
10:40 pm PDT Mar 28, 2026
11pm PDT Mar 28, 2026-6pm PDT Apr 4, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database