• Friday

    Oct 10

    74°Lo 52°

    Sunshine and warm

    Very Good for stargazing
    • Cloud
      Cover
      2%
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Saturday

    Oct 11

    71°Lo 48°

    Sunshine

    Good for stargazing
    • Cloud
      Cover
      27%
    • Precip
      55%
    • Hours of Precip
      0.5
    more
  • Sunday

    Oct 12

    57°Lo 36°

    Morning showers; colder

    Poor for stargazing
    • Cloud
      Cover
      72%
    • Precip
      11%
    • Hours of Precip
      3.5
    more
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Chelmsford Weather Report

Boston: Cooler, Damp Week in Store

September 30, 2014; 4:27 AM ET

After a weekend featuring record-challenging warmth and sunshine, more seasonable temperatures and some rain are in the offing this week around Boston. more >

Astronomy Live Feed

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Curiosity Tastes Mars

Dec 14, 2012; 5:00 AM ET The Mars Science Laboratory Rover 'Curiosity' continues its sampling and analyzing of the Martian surface.