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

53°F

12°C

Humidity 95%
Wind Speed S 3 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 10 Apr 05:52 PM PDT
Extended Forecast for

15 Miles ESE Cave Junction OR

  • Tonight

    Tonight: Rain before 4am, then a chance of rain and snow between 4am and 5am, then a slight chance of rain after 5am. Some thunder is also possible.  Snow level 7000 feet lowering to 5900 feet after midnight . Low around 39. South wind 6 to 8 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 39 °F

    Showers then
    Rain/Snow
    Likely

  • Saturday

    Saturday: A chance of rain and snow showers before 10am, then rain showers between 10am and 11am, then rain, possibly mixed with snow showers after 11am. Some thunder is also possible.  Snow level 5600 feet. High near 42. South wind 7 to 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow.  Snow level 5000 feet. Low around 35. South southwest wind around 6 mph becoming northeast in the evening.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow

  • Sunday

    Sunday: Snow before 11am, then rain, possibly mixed with snow showers. Some thunder is also possible.  Snow level rising to 5000 feet in the afternoon. High near 41. West wind 6 to 9 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    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%. New snow accumulation of less than a half inch possible.

    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 43. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 43 °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 5200 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of snow after 11pm.  Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Tonight
Rain before 4am, then a chance of rain and snow between 4am and 5am, then a slight chance of rain after 5am. Some thunder is also possible. Snow level 7000 feet lowering to 5900 feet after midnight . Low around 39. South wind 6 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Saturday
A chance of rain and snow showers before 10am, then rain showers between 10am and 11am, then rain, possibly mixed with snow showers after 11am. Some thunder is also possible. Snow level 5600 feet. High near 42. South wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain and snow. Snow level 5000 feet. Low around 35. South southwest wind around 6 mph becoming northeast in the evening. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday
Snow before 11am, then rain, possibly mixed with snow showers. Some thunder is also possible. Snow level rising to 5000 feet in the afternoon. High near 41. West wind 6 to 9 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%. New snow accumulation of less than a half inch possible.
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 43. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of rain, mixing with snow after 8pm, then gradually ending. Snow level 5200 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 33. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 11pm, then a chance of snow after 11pm. Mostly cloudy, with a low around 36.
Wednesday
Snow likely before 8am, then rain and snow likely between 8am and 2pm, then rain likely after 2pm. Mostly cloudy, with a high near 41.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Thursday
A slight chance of snow. Mostly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 31.
Friday
A slight chance of rain. Sunny, with a high near 53.
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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 pm PDT Apr 10, 2026
6pm PDT Apr 10, 2026-6pm PDT Apr 17, 2026
 
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