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

39°F

4°C

Humidity 98%
Wind Speed NW 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 05 Jan 12:52 AM PST
Extended Forecast for

6 Miles N Cave Junction OR

  • Overnight

    Overnight: Rain and snow likely.  Patchy fog.  Otherwise, mostly cloudy, with a low around 34. West wind around 5 mph becoming calm.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow
    Likely and
    Patchy Fog

  • Monday

    Monday: A chance of rain and snow before 1pm, then a slight chance of rain and snow after 4pm.  Widespread dense fog, mainly after 2pm. Snow level 3400 feet.  Otherwise, partly sunny, with a high near 38. Northeast wind 5 to 7 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow and
    Dense Fog

  • Monday Night

    Monday Night: A slight chance of rain and snow before 10pm.  Widespread dense fog before 11pm. Snow level 3800 feet rising to 4500 feet after midnight.  Otherwise, mostly cloudy, with a low around 32. Northeast wind around 5 mph becoming light and variable.  Chance of precipitation is 10%.

    Low: 32 °F

    Slight Chance
    Rain/Snow and
    Dense Fog
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Rain and snow, mainly after 4pm.  Snow level 4200 feet. High near 40. Southwest wind 5 to 13 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain, possibly mixed with snow.  Snow level 4100 feet. Low around 34. 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: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow.  Snow level 3600 feet. High near 38. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 7pm.  Low around 32. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    then Snow

  • Thursday

    Thursday: Snow likely before 4pm, then a slight chance of rain and snow.  Partly sunny, with a high near 39.

    High: 39 °F

    Snow Likely
    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.  Mostly cloudy, with a low around 29.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Rain and snow likely. Patchy fog. Otherwise, mostly cloudy, with a low around 34. West wind around 5 mph becoming calm. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Monday
A chance of rain and snow before 1pm, then a slight chance of rain and snow after 4pm. Widespread dense fog, mainly after 2pm. Snow level 3400 feet. Otherwise, partly sunny, with a high near 38. Northeast wind 5 to 7 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A slight chance of rain and snow before 10pm. Widespread dense fog before 11pm. Snow level 3800 feet rising to 4500 feet after midnight. Otherwise, mostly cloudy, with a low around 32. Northeast wind around 5 mph becoming light and variable. Chance of precipitation is 10%.
Tuesday
Rain and snow, mainly after 4pm. Snow level 4200 feet. High near 40. Southwest wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday Night
Rain, possibly mixed with snow. Snow level 4100 feet. Low around 34. 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
Rain, possibly mixed with snow. Snow level 3600 feet. High near 38. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 7pm. Low around 32. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
Snow likely before 4pm, then a slight chance of rain and snow. Partly sunny, with a high near 39.
Thursday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow between 7pm and 10pm. Mostly cloudy, with a low around 29.
Friday
Mostly sunny, with a high near 43.
Friday Night
Mostly clear, with a low around 31.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Cave Junction OR
 42.25°N 123.67°W (Elev. 3409 ft)
1:01 am PST Jan 5, 2026
1am PST Jan 5, 2026-6pm PST Jan 11, 2026
 
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Additional Resources

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