Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

35°F

2°C

Humidity 99%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 18 Apr 02:52 AM PDT
Extended Forecast for

11 Miles SSE Agness OR

  • Overnight

    Overnight: Partly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, then gradually becoming sunny, with a high near 64. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 64 °F

    Becoming
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming light and variable.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain, mainly after 11am.  Snow level 7100 feet lowering to 6200 feet. Mostly cloudy, with a high near 62. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.

    High: 62 °F

    Chance Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain.  Mostly cloudy, with a low around 49. Southwest wind 5 to 9 mph becoming light and variable  in the evening.

    Low: 49 °F

    Chance Rain

  • Monday

    Monday: Rain.  High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Snow level 6600 feet lowering to 5900 feet after midnight . Low around 47. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Rain

  • Tuesday

    Tuesday: Rain before 11am, then showers and possibly a thunderstorm after 11am.  Snow level 5500 feet. Cloudy, with a high near 52.

    High: 52 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 5300 feet lowering to 4600 feet after midnight . Cloudy, with a low around 45.

    Low: 45 °F

    Rain

Detailed Forecast

Overnight
Partly cloudy, with a low around 45. Calm wind.
Saturday
Partly sunny, then gradually becoming sunny, with a high near 64. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 50. South southwest wind 5 to 7 mph becoming light and variable.
Sunday
A 30 percent chance of rain, mainly after 11am. Snow level 7100 feet lowering to 6200 feet. Mostly cloudy, with a high near 62. Light and variable wind becoming southwest 5 to 9 mph in the afternoon.
Sunday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 49. Southwest wind 5 to 9 mph becoming light and variable in the evening.
Monday
Rain. High near 55. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Rain. Snow level 6600 feet lowering to 5900 feet after midnight . Low around 47. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Snow level 5500 feet. Cloudy, with a high near 52.
Tuesday Night
Rain. Snow level 5300 feet lowering to 4600 feet after midnight . Cloudy, with a low around 45.
Wednesday
Rain. Snow level 4700 feet. Cloudy, with a high near 48.
Wednesday Night
A chance of rain. Snow level 4800 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 42.
Thursday
A chance of rain. Snow level 3900 feet rising to 5000 feet in the afternoon. Partly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 60.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles SSE Agness OR
 42.43°N 123.96°W (Elev. 3182 ft)
11:36 pm PDT Apr 17, 2026
3am PDT Apr 18, 2026-6pm PDT Apr 24, 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