National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

56°F

13°C

Humidity 61%
Wind Speed WSW 6 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 12 Apr 01:52 PM PDT
Extended Forecast for

14 Miles S Murphy OR

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Snow level 5300 feet. Mostly cloudy, with a high near 45. West wind 6 to 8 mph. Chance of precipitation is 70%.

    High: 45 °F

    Showers
    Likely

  • Tonight

    Tonight: Rain and snow likely before 4am, then a chance of rain between 4am and 5am, then a chance of rain and snow after 5am. Some thunder is also possible. Snow level 5000 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 37. West southwest wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Monday

    Monday: A chance of rain and snow before noon, then a chance of rain. Snow level 4300 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 46. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 46 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before 11pm. Snow level 5200 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 38. West wind 5 to 7 mph becoming calm in the evening.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 48. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 48 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Rain, mainly after 11pm. Snow level 4800 feet lowering to 4200 feet. Low around 41. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain before 11am, then rain, possibly mixed with snow. Snow level 4700 feet. High near 42. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 29.

    Low: 29 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow before 2pm, then a slight chance of rain. Mostly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Snow level 5300 feet. Mostly cloudy, with a high near 45. West wind 6 to 8 mph. Chance of precipitation is 70%.
Tonight
Rain and snow likely before 4am, then a chance of rain between 4am and 5am, then a chance of rain and snow after 5am. Some thunder is also possible. Snow level 5000 feet lowering to 4400 feet after midnight . Mostly cloudy, with a low around 37. West southwest wind 3 to 7 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Monday
A chance of rain and snow before noon, then a chance of rain. Snow level 4300 feet rising to 5200 feet in the afternoon. Partly sunny, with a high near 46. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
Monday Night
A 30 percent chance of rain before 11pm. Snow level 5200 feet lowering to 4200 feet after midnight . Mostly cloudy, with a low around 38. West wind 5 to 7 mph becoming calm in the evening.
Tuesday
Partly sunny, with a high near 48. Light west southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Rain, mainly after 11pm. Snow level 4800 feet lowering to 4200 feet. Low around 41. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 11am, then rain, possibly mixed with snow. Snow level 4700 feet. High near 42. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 29.
Thursday
A slight chance of snow before 2pm, then a slight chance of rain. Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 54.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles S Murphy OR
 42.15°N 123.34°W (Elev. 3570 ft)
Last Update:
1:56 pm PDT Apr 12, 2026
Forecast Valid:
2pm PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation