• Early AM

    Dec 29

    Lo 24°

    Clear

    Snow Days Weather
    • Snow
      4%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Dec 29

    40°Lo 18°

    Partly sunny and chilly

    Very Unlikely for a snow day
    • Snow
      4%
    • Ice
      0%
    • Snow
      0 in
  • Tue

    Dec 30

    30°Lo 8°

    Colder with snow tapering off

    Unlikely for a snow day
    • Snow
      65%
    • Ice
      0%
    • Snow
      2.42 in
    more
  • Wed

    Dec 31

    32°Lo 13°

    Partly sunny and cold

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Thu

    Jan 1

    40°Lo 19°

    Sunny, but chilly

    Very Unlikely for a snow day
    • Snow
      1%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Partly cloudy 23° Lo 18° RealFeel® 22° / 13°

N

E

S

W

  • Precipitation: 8%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 70%
  • Cloud Cover: 41%
  • Dew Point: 13° F
  • Visibility: 10 mi
5 mph

Temperature History - Dec 29

more Historical Weather Data >
  Today Normal Record 12/29/2013
High 40° 40° N/A 43°
Low 18° 14° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:23 AM with 9:22 of sunlight, then sets at 4:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:24 PM with 13:27 of moolight, then sets at 1:51 AM

Portola Weather Report

Cold Storm to Bring Snow, Rain and a Freeze to California

December 29, 2014; 6:39 AM ET

A storm and cold air forecast to develop at the end of 2014 and linger into the start of 2015 will deliver snow, rain and a frost or freeze to portions of California. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Mon. Snow Day Potential