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.

52°F

11°C

Humidity	100%
Wind Speed	W 2 MPH
Barometer	NA
Dewpoint	52°F (11°C)
Visibility	NA
Last update	11 Apr 06:10 AM PDT

More Information:

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

Extended Forecast for

4 Miles S Los Altos Hills CA

Today
High: 52 °F
Chance
Showers then
Heavy Rain
Tonight
Low: 47 °F
Heavy Rain
then Showers
Likely
Sunday
High: 50 °F
Showers
Sunday Night
Low: 47 °F
Chance Rain
Monday
High: 54 °F
Mostly Sunny
Monday Night
Low: 48 °F
Mostly Clear
Tuesday
High: 56 °F
Mostly Sunny
Tuesday Night
Low: 48 °F
Mostly Clear
Wednesday
High: 56 °F
Mostly Sunny

Detailed Forecast

Today

A chance of rain and thunderstorms, then showers and possibly a thunderstorm after 3pm. Some of the storms could produce heavy rainfall. High near 52. South wind 9 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Showers and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms between 10pm and 11pm, then showers likely and possibly a thunderstorm after 11pm. Some of the storms could produce heavy rainfall. Low around 47. Southwest wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Sunday

Showers and possibly a thunderstorm. High near 50. Southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

A 30 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 47. West southwest wind 5 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

Monday

Mostly sunny, with a high near 54. West southwest wind 5 to 7 mph becoming northwest in the morning.

Monday Night

Mostly clear, with a low around 48.

Tuesday

Mostly sunny, with a high near 56.

Tuesday Night

Mostly clear, with a low around 48.

Wednesday

Mostly sunny, with a high near 56.

Wednesday Night

Partly cloudy, with a low around 49.