Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

54°F

12°C

Humidity 60%
Wind Speed SW 8 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 12 Apr 06:52 PM PDT
Extended Forecast for

8 Miles NW Cave Junction OR

  • Tonight

    Tonight: A chance of rain and snow, mainly after 2am.  Snow level 4600 feet. Mostly cloudy, with a low around 37. West wind 5 to 10 mph becoming light  after midnight.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance
    Rain/Snow

  • Monday

    Monday: Rain and snow likely before 3pm, then a slight chance of rain between 3pm and 4pm.  Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 42. Light west wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending.  Snow level 4800 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 36. West wind 5 to 10 mph becoming light  after midnight.  Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Light west southwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely before 11pm, then rain, possibly mixed with snow between 11pm and 2am, then rain after 2am.  Snow level rising to 4600 feet after midnight. Low around 38. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 38 °F

    Rain/Snow and
    Breezy

  • Wednesday

    Wednesday: Rain before 8am, then rain and snow.  Snow level 4900 feet lowering to 4400 feet in the afternoon . High near 41. Breezy.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 11pm, then a chance of snow.  Mostly cloudy, with a low around 31. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Rain/Snow
    Likely then
    Chance Snow

  • Thursday

    Thursday: A slight chance of snow.  Mostly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain and snow, mainly after 2am. Snow level 4600 feet. Mostly cloudy, with a low around 37. West wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday
Rain and snow likely before 3pm, then a slight chance of rain between 3pm and 4pm. Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 42. Light west wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Snow level 4800 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 36. West wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 44. Light west southwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Snow likely before 11pm, then rain, possibly mixed with snow between 11pm and 2am, then rain after 2am. Snow level rising to 4600 feet after midnight. Low around 38. Breezy, with a south southwest wind 18 to 22 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Rain before 8am, then rain and snow. Snow level 4900 feet lowering to 4400 feet in the afternoon . High near 41. Breezy. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow likely before 11pm, then a chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of snow. Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
A chance of rain. Snow level 6000 feet. Mostly cloudy, with a low around 44.
Sunday
Rain likely. Snow level 5800 feet lowering to 5200 feet in the afternoon . Partly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NW Cave Junction OR
 42.24°N 123.75°W (Elev. 4163 ft)
4:56 pm PDT Apr 12, 2026
7pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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