Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

LA HONDA (LAHC1)

Lat: 37.30523°NLon: 122.25525°WElev: 804.0ft.

53°F

12°C

Humidity	97%
Wind Speed	ESE 0 MPH
Barometer	NA
Dewpoint	52°F (11°C)
Visibility	NA
Last update	10 Apr 11:07 PM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

2 Miles WSW Portola Valley CA

Tonight
Low: 53 °F
Chance Rain
Saturday
High: 55 °F
Chance Rain
then Showers
Saturday Night
Low: 47 °F
Heavy Rain
Sunday
High: 52 °F
Showers
Sunday Night
Low: 47 °F
Slight Chance
Rain
Monday
High: 58 °F
Mostly Sunny
Monday Night
Low: 47 °F
Mostly Clear
Tuesday
High: 58 °F
Mostly Sunny
Tuesday Night
Low: 47 °F
Mostly Clear

Detailed Forecast

Tonight

A chance of rain before 2am, then a slight chance of rain after 4am. Mostly cloudy, with a steady temperature around 53. Southwest wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Rain and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 55. South southwest wind 10 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Showers and thunderstorms, mainly before 1am, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 47. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Sunday

Showers and possibly a thunderstorm. High near 52. Southwest wind 11 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 20 percent chance of rain. Partly cloudy, with a low around 47. West southwest wind 5 to 9 mph becoming light southwest after midnight. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 58.

Monday Night

Mostly clear, with a low around 47.

Tuesday

Mostly sunny, with a high near 58.

Tuesday Night

Mostly clear, with a low around 47.

Wednesday

Mostly sunny, with a high near 59.

Wednesday Night

Partly cloudy, with a low around 48.