• Friday

    Sep 4

    89°Lo 66°

    Warm with some sun

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

    Sep 5

    84°Lo 59°

    A p.m. t-storm possible

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

    Sep 6

    85°Lo 53°

    Cloudy, chance for rain

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