Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Mar 12:52 AM PST
Extended Forecast for

9 Miles WNW Illinois Valley OR

  • Overnight

    Overnight: A slight chance of rain between 4am and 5am.  Snow level 6200 feet. Mostly cloudy, with a low around 40. Southwest wind around 6 mph.  Chance of precipitation is 10%.

    Low: 40 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: A 30 percent chance of rain between noon and 4pm.  Snow level 5800 feet. Mostly cloudy, with a high near 47. Southwest wind 6 to 9 mph.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 1am.  Snow level 5400 feet. Low around 38. Southwest wind 8 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Chance Rain
    then Rain

  • Wednesday

    Wednesday: Rain and snow showers, becoming all rain after 1pm. Some thunder is also possible.  Snow level 4600 feet lowering to 4100 feet in the afternoon . High near 40. West wind 11 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 40 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain before 7pm, then rain and snow.  Snow level 3800 feet. Low around 36. West wind 5 to 8 mph becoming north northwest after midnight.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm.  Snow level rising to 4000 feet in the afternoon. Partly sunny, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 46 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain before 10pm, then a slight chance of rain and snow.  Snow level 4300 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain.  Snow level 4800 feet rising to 5500 feet in the afternoon. Mostly sunny, with a high near 50.

    High: 50 °F

    Slight Chance
    Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of rain between 4am and 5am. Snow level 6200 feet. Mostly cloudy, with a low around 40. Southwest wind around 6 mph. Chance of precipitation is 10%.
Tuesday
A 30 percent chance of rain between noon and 4pm. Snow level 5800 feet. Mostly cloudy, with a high near 47. Southwest wind 6 to 9 mph.
Tuesday Night
Rain, mainly after 1am. Snow level 5400 feet. Low around 38. Southwest wind 8 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Rain and snow showers, becoming all rain after 1pm. Some thunder is also possible. Snow level 4600 feet lowering to 4100 feet in the afternoon . High near 40. West wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain before 7pm, then rain and snow. Snow level 3800 feet. Low around 36. West wind 5 to 8 mph becoming north northwest after midnight. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
Snow likely before 10am, then a chance of rain and snow between 10am and 1pm, then a chance of rain after 1pm. Snow level rising to 4000 feet in the afternoon. Partly sunny, with a high near 46. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday Night
A chance of rain before 10pm, then a slight chance of rain and snow. Snow level 4300 feet. Mostly cloudy, with a low around 36. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A slight chance of rain. Snow level 4800 feet rising to 5500 feet in the afternoon. Mostly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Partly sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 59.
Sunday Night
A slight chance of rain. Snow level 7000 feet lowering to 6200 feet after midnight . Mostly cloudy, with a low around 41.
Monday
A chance of rain and snow. Snow level 5400 feet. Mostly cloudy, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles WNW Illinois Valley OR
 42.15°N 123.85°W (Elev. 3356 ft)
12:41 am PST Mar 3, 2026
1am PST Mar 3, 2026-6pm PDT Mar 9, 2026
 
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Additional Resources

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