Winter Returns Across the Northern Tier; Record Warmth for the Southwest

A large high pressure system will usher in cold air for this first day of March across the northern Plains, Great Lakes, Northeast and mid-Atlantic. Some wintry precipitation may evolve across the mid-Mississippi Valley, Ohio Valley and mid-Atlantic through Monday. Meanwhile, record warmth will spread across the Southwest, southern Plains through early this week. 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

16 Miles NE Happy Camp CA

  • Overnight

    Overnight: Partly cloudy, with a low around 40. Calm wind.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of rain between noon and 3pm.  Mostly sunny, with a high near 53. Light north wind.  Chance of precipitation is 20%.

    High: 53 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 40. Calm wind becoming south around 6 mph after midnight.

    Low: 40 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. South wind around 7 mph.

    High: 55 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Snow level 5700 feet. Low around 41. South southwest wind around 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain.  Snow level 4500 feet. High near 43. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 43 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before 4am, then a slight chance of rain and snow.  Snow level 3900 feet. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain Likely
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A slight chance of rain and snow before 10am, then a slight chance of rain after 4pm.  Snow level 3300 feet rising to 4200 feet in the afternoon. Mostly sunny, with a high near 47.

    High: 47 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain before 10pm.  Snow level 4300 feet. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 40. Calm wind.
Monday
A slight chance of rain between noon and 3pm. Mostly sunny, with a high near 53. Light north wind. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 40. Calm wind becoming south around 6 mph after midnight.
Tuesday
Mostly sunny, with a high near 55. South wind around 7 mph.
Tuesday Night
Rain, mainly after 10pm. Snow level 5700 feet. Low around 41. South southwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain. Snow level 4500 feet. High near 43. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain likely before 4am, then a slight chance of rain and snow. Snow level 3900 feet. Mostly cloudy, with a low around 35. Chance of precipitation is 60%. Little or no snow accumulation expected.
Thursday
A slight chance of rain and snow before 10am, then a slight chance of rain after 4pm. Snow level 3300 feet rising to 4200 feet in the afternoon. Mostly sunny, with a high near 47.
Thursday Night
A slight chance of rain before 10pm. Snow level 4300 feet. Mostly cloudy, with a low around 37.
Friday
Mostly sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 60.
Saturday Night
Partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NE Happy Camp CA
 41.97°N 123.17°W (Elev. 2999 ft)
2:36 am PST Mar 2, 2026
3am PST Mar 2, 2026-6pm PDT Mar 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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