• Early AM

    Apr 19

    Lo 42°

    Partly to mostly cloudy

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

    Apr 19

    61°Lo 38°

    Sunny much of the time

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

    Apr 20

    51°Lo 50°

    Breezy and cooler with rain

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

    Apr 21

    68°Lo 39°

    Warmer with a shower or two

    Low ragweed pollen levels
    • Precip
      60%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      80%
    more
  • Wed

    Apr 22

    61°Lo 39°

    Mostly cloudy and breezy

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      78%
    more
Next Previous
Next 8 hours >
  Sun
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Cloudy
Cloudy
Mostly Clear
Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 48° 47° 46° 45° 43° 42° 43° 44°
RealFeel® 45° 44° 42° 41° 40° 38° 38° 39°
Humidity 61% 62% 63% 63% 64% 67% 65% 61%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 7 N 7 NNW 7 N 7 NNW 7 NNW 7 NNW 8 NNW 8 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 100% 100% 11% 100% 83% 69% 55% 41%
Dew Point 35° 35° 34° 33° 32° 32° 32° 32°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2014
High 61° 61° N/A 63°
Low 38° 37° N/A 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:00 AM with 13:33 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:40 AM with 14:07 of moolight, then sets at 8:47 PM

Lancaster Weather Report

2015 Boston Marathon Forecast: Rain and Wind in Store for Runners

April 19, 2015; 3:41 AM ET

The 119th Boston Marathon will take place on Monday, April 20, and runners set to take on the historic course will face cool and rainy conditions. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps