• Sunny 71°
    Ragweed Pollen Current Weather
    • Relative Humidity
      62%
    • Yesterday
      Temp
      70°
    • RealFeel
      80°
  • Today

    Jul 12

    Hi 86°

    Mostly sunny and nice

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Tomorrow

    Jul 13

    Hi 84°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Monday

    Jul 14

    Hi 83°

    Variable clouds, a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
Next

Thunderstorms, some heavy, Tuesday; storms can be severe

7/12 7/13 Now: 9:08am
AM 9-1
  • 9am Sunny 71° 0%
  • 10am Sunny 75° 0%
  • 11am Sunny 79° 0%
  • 12pm Sunny 82° 0%
  • 1pm Mostly sunny 83° 0%
PM 8-1
  • 8pm Mostly sunny 79° 1%
  • 9pm Mostly clear 75° 1%
  • 10pm Mostly clear 74° 1%
  • 11pm Mostly clear 72° 1%
  • 12am Mostly clear 69° 1%
  • 1am Mostly clear 68° 1%
AM 2-7
  • 2am Mostly clear 67° 0%
  • 3am Mostly clear 65° 0%
  • 4am Mostly clear 63° 1%
  • 5am Mostly clear 64° 3%
  • 6am Mostly sunny 65° 3%
  • 7am Mostly sunny 66° 4%
Hourly Forecast >

Derry Pollen Levels - July 12

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Derry

Storms Slam Northeast with Rain, Flooding

Jul 11, 2014; 3:50 PM ET Severe storms slammed the Northeast with rain and flooding causing widespread damage. Continued storm activity will bring hail, damaging winds and possible flooding to the area early next week.

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Top Story

Derry Weather Report

Boston: Storm, Flooding Threat to Precede Cooldown

July 12, 2014; 4:36 AM ET

After a rain-free weekend for much of the Boston area, the risk of thunderstorms and flash flooding will ramp up quickly early next week. more >

Allergies Live Feed

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Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps