Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

LA HONDA (LAHC1)

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

NA

52°F

11°C

Humidity 43%
Wind Speed ENE 3 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 31 Jan 02:07 AM PST
Extended Forecast for

4 Miles S Portola Valley CA

  • Overnight

    Overnight: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71. Calm wind.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64. Calm wind becoming north northwest around 6 mph in the morning.

    High: 64 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. North wind 3 to 6 mph.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 55. Calm wind.
Saturday
Mostly sunny, with a high near 71. Calm wind.
Saturday Night
Partly cloudy, with a low around 52. Calm wind.
Sunday
Partly sunny, with a high near 64. Calm wind becoming north northwest around 6 mph in the morning.
Sunday Night
Partly cloudy, with a low around 49. North wind 3 to 6 mph.
Monday
Sunny, with a high near 65.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Portola Valley CA
 37.3°N 122.23°W (Elev. 1447 ft)
2:18 am PST Jan 31, 2026
2am PST Jan 31, 2026-6pm PST Feb 6, 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