• Today

    May 18

    71°Lo 42°

    Windy this afternoon

    Very High indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more

  • Sun

    May 19

    74°Lo 45°

    Mostly sunny

    Very High indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low

  • Mon

    May 20

    81°Lo 42°

    Sunny and warmer

    Extreme indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    more

  • Tue

    May 21

    74°Lo 38°

    Sunny and not as warm

    Very High indoor dust & dander levels
    • Precip
      5%
    • Wind
      Speed
      11 mph
    • Cloud
      Cover
      9%
    more

  • Wed

    May 22

    67°Lo 37°

    Partly sunny

    Extreme indoor dust & dander levels
    • Precip
      6%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      26%
    more
Next Previous
Hi 74° RealFeel® 76° Precipitation 3%

Day

N

E

S

W

  • N 8 mph
  • Gusts: 12 mph

Mostly sunny

  • Max UV Index: 9 (Very High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 45° RealFeel® 39° Precipitation 0%

Night

N

E

S

W

  • NNW 8 mph
  • Gusts: 11 mph

Clear

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

Chester Pollen Levels - May 19

  • Extreme
  • Very High
  • High
  • Moderate
  • Low

  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - May 19

more Historical Weather Data >
  Today Normal Record 5/19/2012
High 74° 66° 81° (2008) 68°
Low 45° 37° 29° (1974) 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:33 of sunlight, then sets at 8:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:27 PM with 12:15 of moolight, then sets at 2:42 AM

How Weather Impacts Seasonal Allergy Symptoms

May 18, 2013; 5:00 AM ET If you suffer with seasonal allergies, the weather can relieve or worsen your symptoms. Marja Martinez has the details.

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps