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Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

47°F

8°C

Humidity 97%
Wind Speed SSW 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 14 Nov 01:52 AM PST
Extended Forecast for

19 Miles WNW Cave Junction OR

  • Overnight

    Overnight: Rain. Steady temperature around 44. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain

  • Saturday

    Saturday: Rain likely, mainly before noon. Mostly cloudy, with a steady temperature around 46. South wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain Likely
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 8pm. Steady temperature around 48. South wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    Low: 48 °F

    Rain

  • Sunday

    Sunday: Rain likely. Snow level 5000 feet. Mostly cloudy, with a high near 48. South southwest wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 48 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain. Snow level 4600 feet. Low around 38. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain

  • Monday

    Monday: Rain, mainly before 4pm. Snow level 4400 feet. High near 43. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Rain

  • Monday Night

    Monday Night: A 20 percent chance of rain before 10pm. Snow level 3900 feet. Partly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Tuesday

    Tuesday: Rain likely after 4pm. Snow level 3700 feet rising to 4200 feet in the afternoon. Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain. Snow level 4500 feet. Cloudy, with a low around 36.

    Low: 36 °F

    Rain

Detailed Forecast

Overnight
Rain. Steady temperature around 44. South southwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain likely, mainly before noon. Mostly cloudy, with a steady temperature around 46. South wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain, mainly after 8pm. Steady temperature around 48. South wind 17 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Sunday
Rain likely. Snow level 5000 feet. Mostly cloudy, with a high near 48. South southwest wind around 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Snow level 4600 feet. Low around 38. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before 4pm. Snow level 4400 feet. High near 43. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of rain before 10pm. Snow level 3900 feet. Partly cloudy, with a low around 32.
Tuesday
Rain likely after 4pm. Snow level 3700 feet rising to 4200 feet in the afternoon. Partly sunny, with a high near 45.
Tuesday Night
Rain. Snow level 4500 feet. Cloudy, with a low around 36.
Wednesday
Rain and snow, becoming all rain after 10am. Snow level 3800 feet. Cloudy, with a high near 40.
Wednesday Night
Rain likely. Snow level 3600 feet. Mostly cloudy, with a low around 32.
Thursday
A chance of rain. Snow level 3600 feet. Partly sunny, with a high near 43.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
19 Miles WNW Cave Junction OR
 42.26°N 124°W (Elev. 2323 ft)
Last Update:
2:06 am PST Nov 14, 2026
Forecast Valid:
2am PST Nov 14, 2026-6pm PST Nov 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation