• Today

    Feb 28

    26°Lo 2°

    Sunny and turning colder

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

    Mar 1

    27°Lo 18°

    Snow late in the afternoon

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

    Mar 2

    32°Lo 9°

    Snow early in the morning

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

    Mar 3

    27°Lo 23°

    Mostly sunny and cold

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      21%
    more
  • Wed

    Mar 4

    39°Lo 19°

    On-and-off rain and drizzle

    Ragweed Pollen Weather
    • Precip
      55%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Partly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 15° 18° 27° 18° 22° 24° 24° 24°
RealFeel® 21° 23° 32° 24° 29° 32° 32° 29°
Humidity 37% 33% 23% 37% 37% 41% 46% 47%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
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0%
Snow
 
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1%
Ice
 
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  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 1 NNE 1 NE 1 E 1 SE 1 SSE 2 SSE 4 S 5 S
UV Index 0 0 0 0 1 2 2 2
Cloud Cover 46% 66% 90% 98% 95% 90% 87% 88%
Dew Point -7° -7° -7° -4° -1°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F

Temperature History - Mar 1

more Historical Weather Data >
  Today Normal Record 3/1/2014
High 27° N/A N/A 30°
Low 18° N/A N/A -4°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 11:13 of sunlight, then sets at 5:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:08 PM with 14:21 of moolight, then sets at 4:29 AM

Winchester Weather Report

Boston: More Storms, Less Extreme Cold to Start March

February 28, 2015; 3:45 PM ET

While more storms are on the horizon to start March, the accompanying cold shots will be less extreme. more >

Making a Forecast: The Sixth Sense

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

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps