Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

41°F

5°C

Humidity 98%
Wind Speed SW 0 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 12 Feb 01:52 AM PST
Extended Forecast for

11 Miles NNE Happy Camp CA

  • Overnight

    Overnight: Partly cloudy, with a low around 36. South southeast wind around 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 45. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 45 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 34. Calm wind becoming south around 6 mph after midnight.

    Low: 34 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46. South southwest wind 8 to 10 mph.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Snow likely, possibly mixed with rain, mainly after 4am.  Snow level 5200 feet lowering to 4500 feet after midnight . Mostly cloudy, with a low around 36. South southwest wind around 9 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 36 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Saturday

    Saturday: Rain likely, possibly mixed with snow before 1pm, then rain.  Snow level 4600 feet rising to 5300 feet in the afternoon. High near 42. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain before 7pm, then rain, possibly mixed with snow.  Snow level 4800 feet. Low around 35. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 35 °F

    Rain/Snow

  • Sunday

    Sunday: Snow likely before 10am, then rain, possibly mixed with snow.  Snow level 4500 feet. Mostly cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow

  • Sunday Night

    Sunday Night: Rain likely, possibly mixed with snow before 1am, then a chance of snow.  Snow level 4400 feet. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 36. South southeast wind around 6 mph.
Thursday
Partly sunny, with a high near 45. Calm wind becoming northeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 34. Calm wind becoming south around 6 mph after midnight.
Friday
Partly sunny, with a high near 46. South southwest wind 8 to 10 mph.
Friday Night
Snow likely, possibly mixed with rain, mainly after 4am. Snow level 5200 feet lowering to 4500 feet after midnight . Mostly cloudy, with a low around 36. South southwest wind around 9 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday
Rain likely, possibly mixed with snow before 1pm, then rain. Snow level 4600 feet rising to 5300 feet in the afternoon. High near 42. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Rain before 7pm, then rain, possibly mixed with snow. Snow level 4800 feet. Low around 35. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday
Snow likely before 10am, then rain, possibly mixed with snow. Snow level 4500 feet. Mostly cloudy, with a high near 41.
Sunday Night
Rain likely, possibly mixed with snow before 1am, then a chance of snow. Snow level 4400 feet. Mostly cloudy, with a low around 34.
Washington's Birthday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 39.
Monday Night
Snow. Cloudy, with a low around 30.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 35.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 29.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 35. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNE Happy Camp CA
 41.94°N 123.25°W (Elev. 4360 ft)
2:22 am PST Feb 12, 2026
2am PST Feb 12, 2026-6pm PST Feb 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database