• Early AM

    Sep 18

    Lo 45°

    Clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 18

    71°Lo 41°

    Sunny to partly cloudy

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

    Sep 19

    60°Lo 42°

    Mostly sunny

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

    Sep 20

    70°Lo 56°

    Sunshine and patchy clouds

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      25%
    more
  • Sun

    Sep 21

    77°Lo 59°

    Mostly cloudy and comfortable

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      77%
Next Previous
Hi 77° RealFeel® 74° Precipitation 25%

Day

N

E

S

W

  • SSW 9 mph
  • Gusts: 16 mph

Mostly cloudy and comfortable

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 59° RealFeel® 55° Precipitation 61%

Night

N

E

S

W

  • WSW 6 mph
  • Gusts: 11 mph

Considerable clouds with a couple of showers around, mainly late

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 77° 71° N/A 77°
Low 59° 48° N/A 48°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 12:16 of sunlight, then sets at 6:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:05 AM with 13:47 of moolight, then sets at 4:52 PM

Top Story

Lancaster Weather Report

Boston: Remainder of Week to Be Dry, Cool

September 17, 2014; 7:15 AM ET

Rainfall will be scarce around Boston this week, but cool air will be plentiful. more >

Sun. Dust & Dander

Sun. Wind Maps