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    • Today

      Oct 19

      70° /47°
      Mostly sunny and warm
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Oct 20

      76° /54°F
      Partly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sat

      Oct 21

      74° /60°
      Partly sunny and warm
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sun

      Oct 22

      68° /48°
      Rain; breezy in the morning
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Oct 23

      63° /46°
      Rain, mainly early on
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More

    Day

    76°Hi RealFeel® 76° Precipitation 3%
    Partly sunny and pleasantly warm
    • Winds from the
    • S 8 mph
    • Gusts: 13 mph
    • 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

    Night

    54°Lo RealFeel® 50° Precipitation 2%
    Partly cloudy and mild
    • Winds from the
    • S 9 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Crystal Lake Pollen Levels Oct 20

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      High

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/20/2016
    High 76° 61° N/A 55°
    Low 54° 42° N/A 44°

    Sunrise/Sunset

    • Sunrise: 7:12 AM
    • Sunset: 6:04 PM
    • Duration: 10:52 hr

    Moonrise/Moonset

    • Moonrise: 7:51 AM
    • Moonset: 6:58 PM
    • Duration: 11:07 hr
    Astronomy

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps