• Early AM

    Mar 3

    Lo 14°

    Clear

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

    Mar 3

    30°Lo 26°

    Cold with sun, some clouds

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

    Mar 4

    40°Lo 21°

    Showers of rain and snow

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Thu

    Mar 5

    28°Lo 9°

    Colder with a little snow

    Low ragweed pollen levels
    • Precip
      63%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      95%
    more
  • Fri

    Mar 6

    25°Lo 15°

    Mostly sunny and very cold

    Ragweed Pollen Weather
    • Precip
      9%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      18%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Fog
Fog
Snow
Fog
Fog
Rain & Snow
Cloudy
Cloudy
Temp (°F) 36° 36° 36° 37° 37° 38° 38° 39°
RealFeel® 30° 31° 29° 32° 34° 33° 37° 38°
Humidity 69% 70% 74% 75% 76% 75% 76% 74%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
11%
 
11%
 
15%
 
43%
 
47%
 
51%
 
47%
 
47%
Snow
 
43%
 
47%
 
51%
 
47%
 
47%
 
51%
 
47%
 
47%
Ice
 
18%
 
18%
 
12%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 8 SSW 7 SSW 7 SSW 7 SSW 7 SW 7 SW 7 WSW 7 WSW
UV Index 0 0 0 0 0 1 1 2
Cloud Cover 99% 100% 100% 99% 98% 96% 95% 95%
Dew Point 27° 27° 29° 30° 30° 31° 31° 31°
Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Mar 4

more Historical Weather Data >
  Today Normal Record 3/4/2014
High 40° 41° N/A 28°
Low 21° 24° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 11:21 of sunlight, then sets at 5:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:53 PM with 13:06 of moolight, then sets at 5:59 AM

Derry Weather Report

Boston: Storm to Accompany Midweek Warmup

March 2, 2015; 8:08 PM ET

The warmest weather since the middle of January will surge into the Boston area at midweek with temperatures forecast to reach the middle 40s F. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps