• Friday

    Aug 1

    89°Lo 54°

    Mostly sunny

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

    Aug 2

    90°Lo 55°

    A thunderstorm in spots

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

    Aug 3

    90°Lo 54°

    Abundant sunshine

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
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Portola Weather Report

WATCH: Deadly Lightning Strikes a Los Angeles Beach

July 28, 2014; 9:25 PM ET

One person is dead, and another remains critically injured after a lightning strike in Southern California. more >

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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.

Fri. Snow Day Potential