Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

49°F

9°C

Humidity 99%
Wind Speed SSW 2 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 11 Apr 07:52 AM PDT
Extended Forecast for

15 Miles ESE Cave Junction OR

  • Today

    Today: Rain, possibly mixed with snow showers. Some thunder is also possible.  Snow level 5600 feet. High near 42. South wind 7 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow

  • Tonight

    Tonight: Rain and snow before 3am, then a chance of snow.  Snow level 5200 feet lowering to 4700 feet after midnight . Low around 34. Light and variable wind becoming south southeast 5 to 7 mph after midnight.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Sunday

    Sunday: Snow showers before 2pm, then rain and snow showers. Some thunder is also possible.  High near 42. West wind 5 to 8 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow before 11pm, then a chance of snow.  Low around 35. West wind 6 to 9 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    then Chance
    Snow

  • Monday

    Monday: Snow likely before 2pm, then rain likely, possibly mixed with snow between 2pm and 5pm, then rain likely after 5pm.  Mostly cloudy, with a high near 42. West wind 6 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain, mixing with snow after 8pm, then gradually ending.  Snow level 5100 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 34. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 34 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain after 5pm.  Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before 8pm, then snow likely.  Mostly cloudy, with a low around 35.

    Low: 35 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: Snow before 8am, then rain and snow between 8am and 2pm, then rain after 2pm.  Mostly cloudy, with a high near 40.

    High: 40 °F

    Rain/Snow

Detailed Forecast

Today
Rain, possibly mixed with snow showers. Some thunder is also possible. Snow level 5600 feet. High near 42. South wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tonight
Rain and snow before 3am, then a chance of snow. Snow level 5200 feet lowering to 4700 feet after midnight . Low around 34. Light and variable wind becoming south southeast 5 to 7 mph after midnight. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Snow showers before 2pm, then rain and snow showers. Some thunder is also possible. High near 42. West wind 5 to 8 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Rain and snow before 11pm, then a chance of snow. Low around 35. West wind 6 to 9 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Monday
Snow likely before 2pm, then rain likely, possibly mixed with snow between 2pm and 5pm, then rain likely after 5pm. Mostly cloudy, with a high near 42. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A chance of rain, mixing with snow after 8pm, then gradually ending. Snow level 5100 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 34. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
A 30 percent chance of rain after 5pm. Partly sunny, with a high near 48.
Tuesday Night
A chance of rain and snow before 8pm, then snow likely. Mostly cloudy, with a low around 35.
Wednesday
Snow before 8am, then rain and snow between 8am and 2pm, then rain after 2pm. Mostly cloudy, with a high near 40.
Wednesday Night
Rain and snow likely, becoming all snow after 8pm. Mostly cloudy, with a low around 27.
Thursday
A slight chance of snow. Sunny, with a high near 45.
Thursday Night
Mostly clear, with a low around 29.
Friday
Sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
15 Miles ESE Cave Junction OR
 42.07°N 123.38°W (Elev. 4656 ft)
4:41 am PDT Apr 11, 2026
8am PDT Apr 11, 2026-6pm PDT Apr 17, 2026
 
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