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

LOS ALTOS (LOAC1)

Lat: 37.35472°NLon: 122.14167°WElev: 539.0ft.

53°F

12°C

Humidity	74%
Wind Speed	SW 5 MPH
Barometer	NA
Dewpoint	45°F (7°C)
Visibility	NA
Last update	11 Apr 11:10 PM PDT

More Information:

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

Extended Forecast for

2 Miles SSW Los Altos Hills CA

Tonight
Low: 46 °F
Showers
Likely
Sunday
High: 55 °F
Showers
Likely
Sunday Night
Low: 46 °F
Slight Chance
Showers
Monday
High: 60 °F
Mostly Sunny
Monday Night
Low: 47 °F
Mostly Clear
Tuesday
High: 62 °F
Mostly Sunny
Tuesday Night
Low: 46 °F
Mostly Clear
Wednesday
High: 63 °F
Mostly Sunny
Wednesday Night
Low: 48 °F
Partly Cloudy

Detailed Forecast

Tonight

Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 4am, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 46. Southwest wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 55. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday Night

A 20 percent chance of showers. Partly cloudy, with a low around 46. West southwest wind 5 to 7 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 60. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

Monday Night

Mostly clear, with a low around 47. West northwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

Tuesday

Mostly sunny, with a high near 62.

Tuesday Night

Mostly clear, with a low around 46.

Wednesday

Mostly sunny, with a high near 63.

Wednesday Night

Partly cloudy, with a low around 48.