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

73°F

23°C

Humidity 25%
Wind Speed SW 5 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 28 Mar 05:52 PM PDT
Extended Forecast for

17 Miles SSE Agness OR

  • Tonight

    Tonight: Partly cloudy, with a low around 47. West southwest wind around 6 mph becoming light and variable  after midnight.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Light and variable wind becoming west southwest 5 to 8 mph in the morning.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38. West northwest wind 6 to 8 mph becoming northeast after midnight.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 55. East northeast wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 55 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Light and variable wind becoming east 5 to 7 mph in the evening.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain likely, mainly after 11pm.  Snow level 3900 feet. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 43 °F

    Rain Likely

  • Wednesday

    Wednesday: Rain.  Snow level 4500 feet. Cloudy, with a high near 44.

    High: 44 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 11pm, then rain and snow.  Snow level 4100 feet lowering to 2800 feet after midnight . Cloudy, with a low around 38.

    Low: 38 °F

    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. West southwest wind around 6 mph becoming light and variable after midnight.
Sunday
Mostly sunny, with a high near 55. Light and variable wind becoming west southwest 5 to 8 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 38. West northwest wind 6 to 8 mph becoming northeast after midnight.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 55. East northeast wind 5 to 14 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 39. Light and variable wind becoming east 5 to 7 mph in the evening.
Tuesday
Mostly sunny, with a high near 55.
Tuesday Night
Rain likely, mainly after 11pm. Snow level 3900 feet. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain. Snow level 4500 feet. Cloudy, with a high near 44.
Wednesday Night
Rain before 11pm, then rain and snow. Snow level 4100 feet lowering to 2800 feet after midnight . Cloudy, with a low around 38.
Thursday
Rain and snow, becoming all rain after 11am. Snow level 2700 feet rising to 3300 feet in the afternoon. Cloudy, with a high near 43.
Thursday Night
Rain likely. Snow level 3200 feet. Mostly cloudy, with a low around 36.
Friday
A chance of rain. Snow level 3000 feet rising to 4500 feet in the afternoon. Mostly sunny, with a high near 56.
Friday Night
Clear, with a low around 40.
Saturday
Sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Agness OR
 42.32°N 123.96°W (Elev. 2408 ft)
4:40 pm PDT Mar 28, 2026
6pm 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