• Tonight

    Sep 2

    Lo 68°

    A thunderstorm in spots

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Wed

    Sep 3

    84°Lo 56°

    Sunny; less humid in the p.m.

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

    Sep 4

    85°Lo 62°

    Mostly sunny and very warm

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

    Sep 5

    87°Lo 68°

    Mostly sunny and very warm

    Low ragweed pollen levels
    • Precip
      12%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      16%
    more
  • Sat

    Sep 6

    82°Lo 58°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      42%
    more
Next Previous
Hi 89° RealFeel® 95° Precipitation 55%

Day

N

E

S

W

  • SW 5 mph
  • Gusts: 17 mph

Very warm with intervals of clouds and sunshine; a strong thunderstorm in spots this afternoon

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 95%
  • Precipitation: 0.14 in
  • Rain: 0.14 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 68° RealFeel® 64° Precipitation 42%

Night

N

E

S

W

  • W 6 mph
  • Gusts: 10 mph

Mostly cloudy with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.14 in
  • Rain: 0.14 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Lancaster Pollen Levels - September 2

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 89° 79° N/A 80°
Low 68° 56° N/A 72°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:12 AM with 13:08 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:02 PM with 9:59 of moolight, then sets at 12:01 AM

Top Story

Lancaster Weather Report

Boston: Warm Week for Back to School, Work

September 2, 2014; 1:54 PM ET

While temperatures and humidity levels will fluctuate from day to day this week, unseasonable warmth will continue into next weekend around Boston. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps