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

17 Miles NE Happy Camp CA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm.  Snow level 7000 feet. High near 50. West southwest wind around 7 mph.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 7pm, then a chance of showers.  Snow level 6300 feet. Low around 39. Calm wind becoming north northeast around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Showers then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 10am, then a slight chance of rain after 10am.  Snow level 5900 feet rising to 6600 feet in the afternoon. Mostly sunny, with a high near 48. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Calm wind becoming south 5 to 8 mph in the evening.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of rain after 4pm.  Snow level 6000 feet. Partly sunny, with a high near 51. South southwest wind around 9 mph.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly after 10pm.  Snow level 6000 feet lowering to 5500 feet after midnight . Low around 40. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Snow, possibly mixed with rain, becoming all snow after 10am.  High near 42. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Snow Likely

  • Thursday

    Thursday: A slight chance of snow before 4pm, then a slight chance of rain and snow.  Partly sunny, with a high near 44.

    High: 44 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Snow level 7000 feet. High near 50. West southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 7pm, then a chance of showers. Snow level 6300 feet. Low around 39. Calm wind becoming north northeast around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers before 10am, then a slight chance of rain after 10am. Snow level 5900 feet rising to 6600 feet in the afternoon. Mostly sunny, with a high near 48. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 39. Calm wind becoming south 5 to 8 mph in the evening.
Tuesday
A 10 percent chance of rain after 4pm. Snow level 6000 feet. Partly sunny, with a high near 51. South southwest wind around 9 mph.
Tuesday Night
Rain, mainly after 10pm. Snow level 6000 feet lowering to 5500 feet after midnight . Low around 40. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Snow, possibly mixed with rain, becoming all snow after 10am. High near 42. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 34.
Thursday
A slight chance of snow before 4pm, then a slight chance of rain and snow. Partly sunny, with a high near 44.
Thursday Night
A slight chance of rain and snow before 7pm, then a slight chance of snow. Mostly cloudy, with a low around 37.
Friday
A slight chance of rain. Snow level rising to 5900 feet in the afternoon. Mostly sunny, with a high near 50.
Friday Night
A slight chance of rain. Snow level 6800 feet. Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
A slight chance of rain. Snow level 7900 feet lowering to 7300 feet after midnight . Partly cloudy, with a low around 43.
Sunday
Mostly sunny, with a high near 55.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NE Happy Camp CA
 41.98°N 123.14°W (Elev. 4600 ft)
2:17 pm PST Mar 1, 2026
3pm PST Mar 1, 2026-6pm PDT Mar 8, 2026
 
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Additional Resources

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