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

Fire Weather Concerns and Severe Thunderstorms through the Weekend

Dry and windy conditions, and some dry thunderstorms and lightning, may support hazardous fire activity in the northern Plains, high southern Plains and the Southwest this weekend. An active severe weather pattern is forecast for portions of the central and southern High Plains into the Upper Midwest through early the part of next week. Damaging winds, large hail, and tornadoes are possible. Read More >

Current conditions at

ILLINOIS VALLEY AIRPORT (SBFO3)

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

NA

70°F

21°C

Humidity 31%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 15 May 12:52 PM PDT
Extended Forecast for

2 Miles WSW Happy Camp CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 76. North northwest wind 6 to 10 mph.

    High: 76 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 40. North northwest wind 6 to 11 mph becoming light and variable after midnight.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. Light north wind becoming north northwest 5 to 10 mph in the morning.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. North wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69. North northeast wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 36.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 76. North northwest wind 6 to 10 mph.
Tonight
Partly cloudy, with a low around 40. North northwest wind 6 to 11 mph becoming light and variable after midnight.
Saturday
Sunny, with a high near 68. Light north wind becoming north northwest 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 38. North wind 13 to 15 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 69. North northeast wind 11 to 15 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 36.
Monday
Sunny, with a high near 79.
Monday Night
Clear, with a low around 40.
Tuesday
Sunny, with a high near 85.
Tuesday Night
Clear, with a low around 44.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Clear, with a low around 47.
Thursday
Sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WSW Happy Camp CA
 41.78°N 123.38°W (Elev. 1381 ft)
Last Update:
11:51 am PDT May 15, 2026
Forecast Valid:
1pm PDT May 15, 2026-6pm PDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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Chance of Precipitation