Areas of Fire Weather and Severe Thunderstorms on Friday
Critical fire weather is expected Friday across the Northern Plains, Upper Midwest, and southern High Plains due to gusty winds and low humidity. Severe thunderstorms capable of large to very large hail, wind damage and tornadoes will be possible Friday and Saturday across parts of the central Plains. Read More >
Current conditions at
LOS ALTOS (LOAC1)
Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.NA
72°F
22°C
| Humidity | 45% |
| Wind Speed | E 1 MPH |
| Barometer | NA |
| Dewpoint | 49°F (9°C) |
| Visibility | NA |
| Last update | 14 May 07:10 PM PDT |
Extended Forecast for
3 Miles NNW Portola Valley CA
Tonight
Low: 49 °F
Mostly Clear
Friday
High: 75 °F
Sunny
Friday Night
Low: 51 °F
Mostly Clear
Saturday
High: 69 °F
Sunny
Saturday Night
Low: 48 °F
Clear
Sunday
High: 74 °F
Sunny
Sunday Night
Low: 52 °F
Mostly Clear
Monday
High: 80 °F
Sunny
Monday Night
Low: 50 °F
Clear
Detailed Forecast
Tonight
Mostly clear, with a low around 49. West wind 5 to 8 mph becoming calm after midnight.
Friday
Sunny, with a high near 75. Light west northwest wind becoming west 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Friday Night
Mostly clear, with a low around 51. West northwest wind 10 to 14 mph, with gusts as high as 30 mph.
Saturday
Sunny, with a high near 69. West northwest wind 10 to 17 mph, with gusts as high as 31 mph.
Saturday Night
Clear, with a low around 48. West northwest wind 11 to 18 mph, with gusts as high as 36 mph.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 52.
Monday
Sunny, with a high near 80.
Monday Night
Clear, with a low around 50.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Clear, with a low around 52.
Wednesday
Sunny, with a high near 84.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 82.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Portola Valley CA
37.42°N 122.23°W (Elev. 397 ft)
37.42°N 122.23°W (Elev. 397 ft)
2:46 pm PDT May 14, 2026
7pm PDT May 14, 2026-6pm PDT May 21, 2026
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