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    • Tonight

      Sep 28

      53° Lo F
      Thundershower
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Thu

      Sep 29

      67° /59°
      Mostly cloudy with a shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Fri

      Sep 30

      63° /57°
      Cloudy with showers around
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Oct 1

      67° /52°
      Mostly cloudy with a shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      69° /52°
      Mostly cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    62°Hi RealFeel® 60° Precipitation 67%
    Mostly cloudy with a couple of showers and a thunderstorm from late morning on
    • N 10 mph
    • Gusts: 23 mph
    • Max UV Index: 2 (Low)
    • Thunderstorms: 60%
    • Precipitation: 0.27 in
    • Rain: 0.27 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Night

    53°Lo RealFeel® 44° Precipitation 55%
    Mostly cloudy and breezy with a shower or thunderstorm in the area
    • NNE 14 mph
    • Gusts: 25 mph
    • Max UV Index: N/A
    • Thunderstorms: 40%
    • Precipitation: 0.06 in
    • Rain: 0.06 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Grayslake Pollen Levels Sep 28

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      High

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/28/2015
    High 62° 68° N/A 76°
    Low 53° 48° N/A 61°

    Sunrise/Sunset

    • Sunrise: 6:47 AM
    • Sunset: 6:38 PM
    • Duration: 11:51 hr

    Moonrise/Moonset

    • Moonrise: 4:21 AM
    • Moonset: 5:41 PM
    • Duration: 13:20 hr
    Astronomy

    Wed. Pollen

    Wed. Dust & Dander

    Wed. Wind Maps