Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop 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 99%
Wind Speed NNW 3 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 28 Feb 10:52 AM PST
Extended Forecast for

17 Miles SSE Agness OR

  • Today

    Today: Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm.  High near 57. East wind 5 to 8 mph becoming south southwest in the afternoon.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 57 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms.  Low around 47. South wind 3 to 6 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Showers

  • Sunday

    Sunday: Showers, with thunderstorms also possible after 1pm.  High near 50. South southwest wind 6 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Sunday Night

    Sunday Night: Showers.  Low around 44. South southeast wind 3 to 5 mph.  Chance of precipitation is 90%.

    Low: 44 °F

    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers likely.  Mostly cloudy, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon.  Chance of precipitation is 60%.

    High: 54 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 45.

    Low: 45 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Mostly cloudy, with a high near 50. Chance of precipitation is 70%.

    High: 50 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 5400 feet. Cloudy, with a low around 45.

    Low: 45 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4500 feet. Cloudy, with a high near 46.

    High: 46 °F

    Rain

Detailed Forecast

Today
Showers and thunderstorms before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. High near 57. East wind 5 to 8 mph becoming south southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms. Low around 47. South wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers, with thunderstorms also possible after 1pm. High near 50. South southwest wind 6 to 9 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers. Low around 44. South southeast wind 3 to 5 mph. Chance of precipitation is 90%.
Monday
Showers likely. Mostly cloudy, with a high near 54. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 45.
Tuesday
Rain likely. Mostly cloudy, with a high near 50. Chance of precipitation is 70%.
Tuesday Night
Rain. Snow level 5400 feet. Cloudy, with a low around 45.
Wednesday
Rain. Snow level 4500 feet. Cloudy, with a high near 46.
Wednesday Night
Rain. Snow level 3900 feet. Mostly cloudy, with a low around 39.
Thursday
Rain likely. Snow level 3600 feet rising to 4300 feet in the afternoon. Mostly cloudy, with a high near 49.
Thursday Night
A chance of rain. Snow level 4600 feet. Mostly cloudy, with a low around 42.
Friday
A chance of rain. Snow level 4600 feet rising to 5300 feet in the afternoon. Partly sunny, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Agness OR
 42.32°N 123.96°W (Elev. 2408 ft)
11:31 am PST Feb 28, 2026
11am PST Feb 28, 2026-6pm PST Mar 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database