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

Record Breaking Temperatures and Critical Fire Weather

More than 200 record or near record maximum temperatures are forecast across the southern half of the U.S. through the end of this week before additional record temperatures center back over the Southwest U.S. into the Rockies this weekend. Widespread record breaking warmth, low humidity, and gusty winds will produce critical fire weather today in the central Rockies to Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

59°F

15°C

Humidity 43%
Wind Speed W 5 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 25 Mar 02:52 PM PDT
Extended Forecast for

17 Miles SSE Agness OR

  • This Afternoon

    This Afternoon: A 40 percent chance of showers. Snow level 4200 feet. Partly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 23 mph.

    High: 47 °F

    Chance
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 31. Northeast wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 31 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 55. East northeast wind 16 to 18 mph, with gusts as high as 28 mph.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. East northeast wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 68. East northeast wind 6 to 13 mph, with gusts as high as 20 mph.

    High: 68 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of rain after 11am. Partly sunny, with a high near 63.

    High: 63 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 40 percent chance of showers. Snow level 4200 feet. Partly sunny, with a high near 47. Northwest wind around 15 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 31. Northeast wind 13 to 15 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 55. East northeast wind 16 to 18 mph, with gusts as high as 28 mph.
Thursday Night
Partly cloudy, with a low around 44. East northeast wind 14 to 16 mph, with gusts as high as 24 mph.
Friday
Sunny, with a high near 68. East northeast wind 6 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 45.
Saturday
Sunny, with a high near 63.
Saturday Night
Mostly cloudy, with a low around 46.
Sunday
A slight chance of rain after 11am. Partly sunny, with a high near 63.
Sunday Night
A chance of rain, mainly after 11pm. Mostly cloudy, with a low around 46.
Monday
Rain likely. Snow level 5400 feet. Mostly cloudy, with a high near 53.
Monday Night
Rain likely. Snow level 5400 feet. Mostly cloudy, with a low around 45.
Tuesday
Rain. Snow level 5000 feet. Mostly cloudy, with a high near 50.
Tuesday Night
Rain. Snow level 4900 feet lowering to 4100 feet after midnight . Cloudy, with a low around 41.
Wednesday
Rain. Snow level 4000 feet. Cloudy, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSE Agness OR
 42.32°N 123.96°W (Elev. 2408 ft)
Last Update:
1:31 pm PDT Mar 25, 2026
Forecast Valid:
3pm PDT Mar 25, 2026-6pm PDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation