• Today

    Dec 20

    34°Lo 26°

    Turning cloudy

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

    Dec 21

    35°Lo 27°

    Intervals of clouds and sun

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

    Dec 22

    39°Lo 31°

    Some sun, then clouds

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

    Dec 23

    44°Lo 39°

    Mainly cloudy and damp

    Low ragweed pollen levels
    • Precip
      44%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      94%
    more
  • Wed

    Dec 24

    53°Lo 44°

    Windy with rain; mild

    Ragweed Pollen Weather
    • Precip
      95%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 25° 27° 29° 31° 32° 33° 34° 33°
RealFeel® 27° 29° 32° 34° 35° 35° 35° 33°
Humidity 69% 64% 60% 59% 57% 56% 55% 57%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
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0%
Snow
 
0%
 
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Ice
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 1 NNW 2 NNW 2 NNW 4 NNW 4 N 5 N 5 NNE 4 NNE
UV Index 0 0 1 1 1 1 1 0
Cloud Cover 17% 25% 13% 27% 50% 56% 64% 73%
Dew Point 16° 16° 17° 18° 19° 19° 19° 19°
Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 34° 38° N/A 53°
Low 26° 20° N/A 25°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:12 AM with 9:04 of sunlight, then sets at 4:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:24 AM with 10:03 of moolight, then sets at 3:27 PM

Lancaster Weather Report

Boston: Quiet Weekend Weather to be Followed by Christmas Eve Storm

December 20, 2014; 4:59 AM ET

Following benign weather this weekend, a major storm will affect Boston, much of the East and Midwest on Christmas Eve. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps