• Friday

    Feb 19

    34°Lo 18°

    Some sun with flurries

    Very Unlikely for a snow day
    • Snow
      30%
    • Ice
      0%
    • Snow
      0 in
    more
  • Saturday

    Feb 20

    38°Lo 16°

    Chance for ice, then rain

    Very Unlikely for a snow day
    • Snow
      35%
    • Ice
      35%
    • Snow
      0 in
    more
  • Sunday

    Feb 21

    36°Lo 27°

    Clouds, snow possible

    Very Unlikely for a snow day
    • Snow
      35%
    • Ice
      1%
    • 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.