Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii
Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >
Current conditions at
LA HONDA (LAHC1)
Lat: 37.30523°NLon: 122.25525°WElev: 804.0ft.NA
55°F
13°C
| Humidity | 71% |
| Wind Speed | W 0 MPH |
| Barometer | NA |
| Dewpoint | 46°F (8°C) |
| Visibility | NA |
| Last update | 10 Mar 10:07 AM PDT |
Extended Forecast for
Portola Valley CA
Today
High: 65 °F
Sunny
Tonight
Low: 44 °F
Mostly Clear
Wednesday
High: 73 °F
Sunny
Wednesday Night
Low: 49 °F
Clear
Thursday
High: 79 °F
Sunny
Thursday Night
Low: 49 °F
Partly Cloudy
Friday
High: 75 °F
Partly Sunny
Friday Night
Low: 48 °F
Partly Cloudy
Saturday
High: 77 °F
Sunny
Detailed Forecast
Today
Sunny, with a high near 65. North northwest wind 5 to 9 mph, with gusts as high as 21 mph.
Tonight
Mostly clear, with a low around 44. West wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 73. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 49. North northwest wind 5 to 7 mph becoming calm in the evening.
Thursday
Sunny, with a high near 79. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Sunny, with a high near 83.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Portola Valley CA
37.37°N 122.22°W (Elev. 597 ft)
37.37°N 122.22°W (Elev. 597 ft)
8:00 am PDT Mar 10, 2026
10am PDT Mar 10, 2026-6pm PDT Mar 16, 2026
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