National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Current conditions at

LA HONDA (LAHC1)

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

NA

42°F

6°C

Humidity 98%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 19 Feb 12:07 AM PST
Extended Forecast for

3 Miles SSW 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

  • Overnight

    Overnight: Rain. Low around 41. South wind 9 to 14 mph increasing to 15 to 20 mph. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain

  • Thursday

    Thursday: Rain before 2pm, then a chance of rain after 4pm. High near 48. Breezy, with a west northwest wind 23 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Breezy. Rain
    then Chance
    Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a steady temperature around 42. Northwest wind 9 to 15 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance Rain

  • Friday

    Friday: Partly sunny, with a high near 51. North northeast wind around 5 mph becoming light and variable in the morning.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Calm wind becoming southeast around 6 mph in the evening.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 55. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain

  • Saturday Night

    Saturday Night: Rain, mainly after 10pm. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Rain

  • Sunday

    Sunday: Rain. Mostly cloudy, with a high near 58. Breezy.

    High: 58 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. Cloudy, with a low around 54.

    Low: 54 °F

    Rain

Detailed Forecast

Overnight
Rain. Low around 41. South wind 9 to 14 mph increasing to 15 to 20 mph. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Rain before 2pm, then a chance of rain after 4pm. High near 48. Breezy, with a west northwest wind 23 to 25 mph, with gusts as high as 41 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A 30 percent chance of rain, mainly before 10pm. Partly cloudy, with a steady temperature around 42. Northwest wind 9 to 15 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 51. North northeast wind around 5 mph becoming light and variable in the morning.
Friday Night
Partly cloudy, with a low around 42. Calm wind becoming southeast around 6 mph in the evening.
Saturday
A 30 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 55. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain, mainly after 10pm. Low around 49. Chance of precipitation is 80%.
Sunday
Rain. Mostly cloudy, with a high near 58. Breezy.
Sunday Night
Rain. Cloudy, with a low around 54.
Monday
Rain. Mostly cloudy, with a high near 60.
Monday Night
Rain. Cloudy, with a low around 53.
Tuesday
Rain. Mostly cloudy, with a high near 59.
Tuesday Night
Rain. Mostly cloudy, with a low around 50.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Portola Valley CA
 37.32°N 122.24°W (Elev. 997 ft)
Last Update:
12:26 am PST Feb 19, 2026
Forecast Valid:
12am PST Feb 19, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation