Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

51°F

11°C

Humidity 99%
Wind Speed NE 0 MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 01 Mar 12:52 AM PST
Extended Forecast for

12 Miles W Happy Camp CA

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 4pm.  Snow level 6200 feet. Partly sunny, with a high near 45. South southeast wind 5 to 8 mph becoming southwest in the afternoon.

    High: 45 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 10pm, then rain, possibly mixed with snow.  Snow level 5500 feet. Low around 34. West southwest wind 7 to 9 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers, becoming all snow after 7am. Some thunder is also possible.  High near 37. West wind around 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Rain/Snow
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers, mainly before 10pm.  Low around 32. North northwest wind 7 to 9 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Snow Showers
    then Chance
    Snow Showers

  • Thursday

    Thursday: A chance of snow showers, mainly before 10am, then a slight chance of snow after 4pm.  Mostly sunny, with a high near 41. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow before 10pm, then a slight chance of snow after 4am.  Partly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Snow

  • Friday

    Friday: A slight chance of snow before 10am.  Snow level rising to 5600 feet in the afternoon. Mostly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 37. Light and variable wind becoming southwest around 6 mph after midnight.
Tuesday
A 10 percent chance of rain after 4pm. Snow level 6200 feet. Partly sunny, with a high near 45. South southeast wind 5 to 8 mph becoming southwest in the afternoon.
Tuesday Night
A slight chance of rain before 10pm, then rain, possibly mixed with snow. Snow level 5500 feet. Low around 34. West southwest wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday
Rain, possibly mixed with snow showers, becoming all snow after 7am. Some thunder is also possible. High near 37. West wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers, mainly before 10pm. Low around 32. North northwest wind 7 to 9 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A chance of snow showers, mainly before 10am, then a slight chance of snow after 4pm. Mostly sunny, with a high near 41. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow before 10pm, then a slight chance of snow after 4am. Partly cloudy, with a low around 33. Chance of precipitation is 20%.
Friday
A slight chance of snow before 10am. Snow level rising to 5600 feet in the afternoon. Mostly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 38.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 41.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
A slight chance of rain and snow. Snow level 7500 feet lowering to 6600 feet after midnight . Mostly cloudy, with a low around 40.
Monday
A slight chance of rain and snow. Snow level 5800 feet. Mostly cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles W Happy Camp CA
 41.79°N 123.59°W (Elev. 5000 ft)
9:41 pm PST Mar 2, 2026
11pm PST Mar 2, 2026-6pm PDT Mar 9, 2026
 
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Additional Resources

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Hourly Weather Forecast

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