Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Current conditions at

LA HONDA (LAHC1)

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

55°F

13°C

Humidity	100%
Wind Speed	E 3 MPH
Barometer	NA
Dewpoint	55°F (13°C)
Visibility	NA
Last update	31 Dec 11:07 PM PST

More Information:

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

Extended Forecast for

4 Miles S Portola Valley CA

Tonight
Low: 55 °F
Rain
New Year's Day
High: 57 °F
Showers
Thursday Night
Low: 53 °F
Rain Likely
Friday
High: 58 °F
Chance Rain
Friday Night
Low: 54 °F
Rain
Saturday
High: 58 °F
Showers
Saturday Night
Low: 53 °F
Showers
Sunday
High: 56 °F
Rain
Sunday Night
Low: 50 °F
Rain

Detailed Forecast

Tonight

Rain. Steady temperature around 55. South southeast wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

New Year's Day

Rain before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 57. South wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Thursday Night

Rain likely, mainly before 8pm. Mostly cloudy, with a steady temperature around 53. South southeast wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

A 50 percent chance of rain. Mostly cloudy, with a high near 58. South southeast wind 9 to 15 mph, with gusts as high as 30 mph. New precipitation amounts of less than a tenth of an inch possible.

Friday Night

Rain. Low around 54. South wind around 18 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

Saturday

Rain before 10am, then showers and possibly a thunderstorm between 10am and 1pm, then rain after 1pm. High near 58. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Showers and possibly a thunderstorm. Low around 53. Chance of precipitation is 90%.

Sunday

Rain. Cloudy, with a high near 56.

Sunday Night

Rain. Mostly cloudy, with a low around 50.

Monday

Rain likely. Mostly cloudy, with a high near 56.

Monday Night

Rain likely. Mostly cloudy, with a low around 48.

Tuesday

A chance of rain. Partly sunny, with a high near 56.