Another Round of Heavy Rain and Mountain Snow in California; Snow in the Great Lakes and Northeast

Another round of heavy rainfall will renew concerns for additional flash flooding and landslides in southern California around burn scars and coastal mountain ranges. A low pressure system is bringing enhanced snowfall downwind from the lower Great Lakes into the Northeast mountain ranges. Above average temperatures will challenge or break daily record high temperatures across the southern Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

Lat: 42.10375°NLon: 123.68508°WElev: 1389.0ft.

NA

51°F

11°C

Humidity 98%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 50°F (10°C)
Visibility NA
Last update 16 Nov 10:52 PM PST
Extended Forecast for

Illinois Valley OR

  • Tonight

    Tonight: Rain.  Low around 40. South wind around 6 mph becoming light and variable  after midnight.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Monday

    Monday: Rain, mainly before noon.  High near 50. North northeast wind around 5 mph becoming calm  in the morning.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Rain then
    Chance Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm.  Patchy fog after 10pm.  Otherwise, mostly cloudy, with a low around 36. North northeast wind 3 to 6 mph.

    Low: 36 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: Areas of fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 52. North northeast wind 6 to 9 mph.

    High: 52 °F

    Areas Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 30. North northeast wind around 6 mph becoming calm  in the evening.

    Low: 30 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 4pm.  Mostly sunny, with a high near 56.

    High: 56 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain, mainly after 10pm.  Low around 37. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain

  • Thursday

    Thursday: Rain, mainly before 4pm.  Mostly cloudy, with a high near 51.

    High: 51 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain, mainly before 10pm.  Partly cloudy, with a low around 35.

    Low: 35 °F

    Chance Rain

Detailed Forecast

Tonight
Rain. Low around 40. South wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before noon. High near 50. North northeast wind around 5 mph becoming calm in the morning. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 36. North northeast wind 3 to 6 mph.
Tuesday
Areas of fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 52. North northeast wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 30. North northeast wind around 6 mph becoming calm in the evening.
Wednesday
A 30 percent chance of rain, mainly after 4pm. Mostly sunny, with a high near 56.
Wednesday Night
Rain, mainly after 10pm. Low around 37. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain, mainly before 4pm. Mostly cloudy, with a high near 51.
Thursday Night
A chance of rain, mainly before 10pm. Partly cloudy, with a low around 35.
Friday
A slight chance of rain. Mostly sunny, with a high near 56.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 36.
Saturday
A chance of rain. Partly sunny, with a high near 58.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37.
Sunday
A chance of rain. Partly sunny, with a high near 56.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Illinois Valley OR
 42.09°N 123.68°W (Elev. 1394 ft)
9:41 pm PST Nov 16, 2025
11pm PST Nov 16, 2025-6pm PST Nov 23, 2025
 
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Additional Resources

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