• Friday

    Feb 12

    30°Lo 20°

    Turning cloudy and cold

    Poor for stargazing
    • Cloud
      Cover
      84%
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Saturday

    Feb 13

    24°Lo 9°

    Very cold; a little a.m. snow

    Good for stargazing
    • Cloud
      Cover
      25%
    • Precip
      0%
    • Hours of Precip
      1.5
    more
  • Sunday

    Feb 14

    19°Lo 11°

    Sunny and bitterly cold

    Poor for stargazing
    • Cloud
      Cover
      87%
    • Precip
      10%
    • Hours of Precip
      0
    more
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Windy Way Weather Report

Philadelphia: Polar vortex to smack region during Valentine's Day weekend

February 11, 2016; 1:38 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Philadelphia area during Valentine's Day weekend. more >

Astronomy Live Feed

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'Frankenfish' Ready for Market

Dec 7, 2012; 7:08 AM ET A new lab-created meat is waiting for FDA approval that is at once very different and just the same as your favorite fish dinner.

Fri. Stargazing