Heavy Precipitation in the West; Wintry Mix in the North; Fire Weather in the High Plains

Pacific moisture will continue to bring locally heavy coastal/lower elevation rain and heavy mountain snow to the West Coast and portions of the Intermountain West through Monday. A wintry mix will create hazardous travel across the northern Plains and Upper Midwest into early Monday. Dry, gusty winds are resulting in elevated to critical fire weather in the south/central High Plains. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

43°F

6°C

Humidity 85%
Wind Speed WSW 7 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 04 Jan 06:52 PM PST
Extended Forecast for

14 Miles S Murphy OR

  • Tonight

    Tonight: Rain and snow, becoming all snow after 3am.  Snow level 3700 feet. Low around 34. South southwest wind 8 to 13 mph becoming light west  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 34 °F

    Rain/Snow

  • Monday

    Monday: Rain and snow likely before 4pm, then a slight chance of rain between 4pm and 5pm, then a slight chance of rain and snow after 5pm.  Snow level rising to 4100 feet in the afternoon. Mostly cloudy, with a high near 37. Light and variable wind becoming northeast around 5 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow
    Likely then
    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: A slight chance of rain, mixing with snow after 7pm, then gradually ending.  Snow level 4000 feet rising to 4500 feet after midnight. Mostly cloudy, with a low around 34. Southeast wind around 6 mph becoming south southwest after midnight.  Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow between 10am and 4pm, then rain likely.  Snow level 4500 feet. Mostly cloudy, with a high near 40. Southwest wind 6 to 10 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Rain likely before 7pm, then rain, possibly mixed with snow.  Snow level 4200 feet. Low around 36. South southwest wind 10 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow, possibly mixed with rain.  Snow level 3700 feet. High near 38. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain, becoming all snow after 7pm.  Low around 33. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 33 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: A chance of snow before 4pm, then a slight chance of rain and snow.  Partly sunny, with a high near 38.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm.  Partly cloudy, with a low around 30.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Partly
    Cloudy

Detailed Forecast

Tonight
Rain and snow, becoming all snow after 3am. Snow level 3700 feet. Low around 34. South southwest wind 8 to 13 mph becoming light west in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 1 to 3 inches possible.
Monday
Rain and snow likely before 4pm, then a slight chance of rain between 4pm and 5pm, then a slight chance of rain and snow after 5pm. Snow level rising to 4100 feet in the afternoon. Mostly cloudy, with a high near 37. Light and variable wind becoming northeast around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Monday Night
A slight chance of rain, mixing with snow after 7pm, then gradually ending. Snow level 4000 feet rising to 4500 feet after midnight. Mostly cloudy, with a low around 34. Southeast wind around 6 mph becoming south southwest after midnight. Chance of precipitation is 20%.
Tuesday
A chance of rain and snow between 10am and 4pm, then rain likely. Snow level 4500 feet. Mostly cloudy, with a high near 40. Southwest wind 6 to 10 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Tuesday Night
Rain likely before 7pm, then rain, possibly mixed with snow. Snow level 4200 feet. Low around 36. South southwest wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Snow, possibly mixed with rain. Snow level 3700 feet. High near 38. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 33. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday
A chance of snow before 4pm, then a slight chance of rain and snow. Partly sunny, with a high near 38.
Thursday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm. Partly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 34.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S Murphy OR
 42.15°N 123.34°W (Elev. 3570 ft)
3:41 pm PST Jan 4, 2026
7pm PST Jan 4, 2026-6pm PST Jan 11, 2026
 
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Additional Resources

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