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    • Today

      Apr 30

      71° /42°
      Mostly sunny and warm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      May 1

      75° /48°F
      Mostly sunny, breezy and warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Tue

      May 2

      77° /50°
      Mostly sunny and warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Wed

      May 3

      79° /49°
      Mostly sunny and very warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Very High
      More
    • Thu

      May 4

      79° /51°
      A thunderstorm in spots
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: Very High
      More

    Day

    75°Hi RealFeel® 77° Precipitation 0%
    Mostly sunny, breezy and warm
    • N 14 mph
    • Gusts: 22 mph
    • Max UV Index: 9 (Very High)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    48°Lo RealFeel® 42° Precipitation 1%
    Partly cloudy and breezy
    • NNW 14 mph
    • Gusts: 22 mph
    • 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 1

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/1/2016
    High 75° 71° N/A 79°
    Low 48° 50° N/A 60°

    Sunrise/Sunset

    • Sunrise: 6:05 AM
    • Sunset: 8:00 PM
    • Duration: 13:55 hr

    Moonrise/Moonset

    • Moonrise: 11:03 AM
    • Moonset: 1:41 AM
    • Duration: 14:38 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps