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

53°F

12°C

Humidity 76%
Wind Speed S 4 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 12 Apr 12:52 PM PDT
Extended Forecast for

5 Miles NNW Cave Junction OR

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then rain likely and possibly a thunderstorm after 5pm.  Mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph.  Chance of precipitation is 70%.

    High: 56 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain likely, mainly before 11pm.  Snow level 4600 feet. Mostly cloudy, with a low around 38. Calm wind.  Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 2pm.  Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 55. Light west northwest wind.  Chance of precipitation is 60%.

    High: 55 °F

    Rain Likely

  • Monday Night

    Monday Night: A 20 percent chance of rain before 11pm.  Snow level 4900 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 37. Light west northwest wind.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain.  Snow level 4300 feet. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4600 feet. High near 51. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 51 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 8pm, then rain and snow likely between 8pm and 2am, then a chance of snow after 2am.  Snow level 3600 feet lowering to 1800 feet after midnight . Mostly cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow before 11am, then a slight chance of rain.  Snow level 1600 feet rising to 3300 feet in the afternoon. Mostly sunny, with a high near 55.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then rain likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 56. Calm wind becoming west around 5 mph. Chance of precipitation is 70%.
Tonight
Rain likely, mainly before 11pm. Snow level 4600 feet. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%.
Monday
Rain likely, mainly before 2pm. Snow level 4300 feet rising to 4900 feet in the afternoon. Partly sunny, with a high near 55. Light west northwest wind. Chance of precipitation is 60%.
Monday Night
A 20 percent chance of rain before 11pm. Snow level 4900 feet lowering to 3800 feet after midnight . Mostly cloudy, with a low around 37. Light west northwest wind.
Tuesday
Partly sunny, with a high near 58. Calm wind becoming west southwest around 6 mph in the afternoon.
Tuesday Night
Rain. Snow level 4300 feet. Low around 41. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Snow level 4600 feet. High near 51. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain likely before 8pm, then rain and snow likely between 8pm and 2am, then a chance of snow after 2am. Snow level 3600 feet lowering to 1800 feet after midnight . Mostly cloudy, with a low around 30.
Thursday
A slight chance of snow before 11am, then a slight chance of rain. Snow level 1600 feet rising to 3300 feet in the afternoon. Mostly sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 31.
Friday
Sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Cave Junction OR
 42.25°N 123.69°W (Elev. 1499 ft)
1:01 pm PDT Apr 12, 2026
1pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database