• Today

    Mar 28

    35°Lo 21°

    Colder with snow showers

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

    Mar 29

    40°Lo 26°

    Times of sun and clouds

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

    Mar 30

    45°Lo 33°

    Variable clouds with a shower

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

    Mar 31

    44°Lo 26°

    Mostly cloudy and breezy

    Low ragweed pollen levels
    • Precip
      13%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      47%
    more
  • Wed

    Apr 1

    44°Lo 27°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Flurries
Flurries
Cloudy
Cloudy
Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 24° 23° 22° 21° 22° 23° 26° 28°
RealFeel® 15° 14° 16° 15° 16° 16° 22° 28°
Humidity 69% 69% 70% 69% 66% 63% 56% 49%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
51%
 
51%
 
40%
 
34%
 
22%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 7 NNW 7 NNW 7 NNW 7 NW 7 NW 8 NW 7 NW 7 NW
UV Index 0 0 0 0 0 0 1 3
Cloud Cover 94% 92% 92% 94% 94% 70% 65% 46%
Dew Point 15° 14° 13° 13° 12° 12° 12° 11°
Middle Grid line 30 F Middle Grid line 25 F Middle Grid line 20 F

Temperature History - Mar 29

more Historical Weather Data >
  Today Normal Record 3/29/2014
High 40° 51° N/A 52°
Low 26° 30° N/A 39°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:35 AM with 12:34 of sunlight, then sets at 7:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:56 PM with 14:05 of moolight, then sets at 4:01 AM

Lancaster Weather Report

Boston: Cold to Hold; Snow to Return This Weekend

March 28, 2015; 4:54 AM ET

Unseasonably cold conditions will hold in the Boston area through this weekend, before temperatures moderate early next week. 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