Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.
Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >
Current conditions at
ILLINOIS VALLEY AIRPORT (SBFO3)
Lat: 42.10386°NLon: 123.68519°WElev: 1389.0ft.NA
58°F
14°C
| Humidity | 41% |
| Wind Speed | NNE 2 MPH |
| Barometer | NA |
| Dewpoint | 34°F (1°C) |
| Visibility | NA |
| Last update | 18 May 09:52 PM PDT |
Extended Forecast for
15 Miles NE Happy Camp CA
Tonight
Low: 41 °F
Mostly Clear
Tuesday
High: 66 °F
Sunny
Tuesday Night
Low: 47 °F
Partly Cloudy
Wednesday
High: 68 °F
Sunny
Wednesday Night
Low: 48 °F
Mostly Clear
Thursday
High: 74 °F
Sunny
Thursday Night
Low: 52 °F
Mostly Clear
Friday
High: 74 °F
Sunny
Friday Night
Low: 54 °F
Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 41. North northeast wind 5 to 9 mph becoming east southeast after midnight. Winds could gust as high as 18 mph.
Tuesday
Sunny, with a high near 66. East southeast wind 5 to 11 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 47. North northeast wind 6 to 13 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 68. North wind 6 to 11 mph.
Wednesday Night
Mostly clear, with a low around 48. North wind 5 to 13 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 74.
Thursday Night
Mostly clear, with a low around 52.
Friday
Sunny, with a high near 74.
Friday Night
Clear, with a low around 54.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 53.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 49.
Memorial Day
A slight chance of rain. Mostly sunny, with a high near 65.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
15 Miles NE Happy Camp CA
41.97°N 123.17°W (Elev. 2999 ft)
41.97°N 123.17°W (Elev. 2999 ft)
4:40 pm PDT May 18, 2026
10pm PDT May 18, 2026-6pm PDT May 25, 2026
Additional Resources
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