Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Cold Weather Advisory in effect from February 20, 01:00 AM PST until February 20, 09:00 AM PST

Current conditions at

LA HONDA (LAHC1)

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

45°F

7°C

Humidity	96%
Wind Speed	SW 9 MPH
Barometer	NA
Dewpoint	44°F (7°C)
Visibility	NA
Wind Chill	40°F (4°C)
Last update	19 Feb 05:07 AM PST

More Information:

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

Extended Forecast for

3 Miles S Portola Valley CA

Cold Weather Advisory February 20, 01:00am until February 20, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Today
High: 46 °F⇓
Breezy.
Rain/Snow
then Slight
Chance
Rain/Snow
Tonight
Low: 41 °F
Partly Cloudy
Friday
High: 45 °F
Partly Sunny
Friday Night
Low: 40 °F
Partly Cloudy
Saturday
High: 51 °F
Mostly Sunny
Saturday Night
Low: 47 °F
Chance Rain
and Breezy
Sunday
High: 56 °F
Chance Rain
and Breezy
Sunday Night
Low: 51 °F
Chance Rain
Monday
High: 58 °F
Rain Likely

Detailed Forecast

Today

Rain and snow before 1pm, then a slight chance of rain between 1pm and 2pm. Some thunder is also possible. Temperature falling to around 40 by noon. Breezy, with a west northwest wind 22 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Tonight

Partly cloudy, with a steady temperature around 41. Northwest wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph.

Friday

Partly sunny, with a high near 45. Northwest wind 3 to 5 mph.

Friday Night

Partly cloudy, with a low around 40. Light and variable wind becoming southeast 5 to 8 mph in the evening.

Saturday

Mostly sunny, with a high near 51. South wind 13 to 15 mph, with gusts as high as 30 mph.

Saturday Night

A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 47. Breezy. New precipitation amounts of less than a tenth of an inch possible.

Sunday

A 50 percent chance of rain. Partly sunny, with a high near 56. Breezy.

Sunday Night

A chance of rain. Mostly cloudy, with a low around 51.

Monday

Rain likely, mainly after 4pm. Mostly cloudy, with a high near 58.

Monday Night

Rain. Cloudy, with a low around 54.

Tuesday

Rain. Cloudy, with a high near 58.

Tuesday Night

Rain. Mostly cloudy, with a low around 52.