• Early AM

    Jan 26

    Lo 6°

    Much colder

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Today

    Jan 26

    22°Lo 18°

    Mostly cloudy

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Jan 27

    22°Lo 14°

    Blizzard

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Jan 28

    24°Lo 7°

    Breezy in the a.m.; clearing

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      57%
    more
  • Thu

    Jan 29

    28°Lo 20°

    Some sun, then turning cloudy

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      70%
    more
Next Previous
Much colder RealFeel® 3°

N

E

S

W

  • Humidity: 63%
  • Cloud Cover: 54%
  • Dew Point: -1° F
  • Rain: 0 in
  • Snow: 0 in
  • Visibility: 10 mi
6 mph

Londonderry Weather Report

Blizzard to Halt Travel in NYC, Boston Tuesday

January 26, 2015; 2:40 AM ET

An all-out blizzard will slam the New York City area and New England Monday night through Tuesday, bringing many communities to a standstill. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps