• Today

    Jul 11

    81°Lo 57°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
  • Sat

    Jul 12

    86°Lo 62°

    Mostly sunny and nice

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      7 - Low
    more
  • Sun

    Jul 13

    86°Lo 68°

    A p.m. t-storm possible

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

    Jul 14

    89°Lo 71°

    Variable clouds, a t-storm

    Low ragweed pollen levels
    • Precip
      55%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      73%
    more
  • Tue

    Jul 15

    82°Lo 67°

    A couple of heavy t-storms

    Ragweed Pollen Weather
    • Precip
      65%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      86%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
3pm
4pm 5pm 6pm 7pm 8pm 9pm 10pm
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Sunny
Mostly Clear
Mostly Clear
Temp (°F) 81° 80° 79° 77° 76° 72° 69° 67°
RealFeel® 85° 82° 79° 76° 73° 68° 65° 64°
Humidity 40% 41% 43% 46% 51% 58% 64% 70%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
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0%
 
0%
 
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0%
Snow
 
0%
 
0%
 
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Ice
 
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  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (mph) 5 ENE 5 ENE 5 ENE 5 ENE 4 E 3 ESE 2 SE 2 SSE
UV Index 6 4 3 1 1 0 0 0
Cloud Cover 30% 32% 35% 38% 39% 6% 11% 11%
Dew Point 55° 54° 54° 55° 56° 56° 56° 57°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 11

more Historical Weather Data >
  Today Normal Record 7/11/2013
High 81° 82° N/A 83°
Low 57° 61° N/A 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:17 AM with 15:07 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:29 PM with 10:08 of moolight, then sets at 5:37 AM

Top Story

Chelmsford Weather Report

Boston: Typical Warmth Forecast for Weekend

July 11, 2014; 4:26 AM ET

After the intensity and number of thunderstorms diminish into Friday, the weekend will bring fairly typical warmth and humidity for the middle of July around Boston. more >

Battling the Common Cold

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps