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    • Today

      May 22

      72° /55°F
      Warmer; spotty p.m. showers
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Tue

      May 23

      66° /50°
      Showers and thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Wed

      May 24

      60° /49°
      Mostly cloudy, showers around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Thu

      May 25

      67° /46°
      Warmer with clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Fri

      May 26

      73° /56°
      An afternoon thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    72°Hi RealFeel® 73° Precipitation 55%
    Breezy and warmer with variable cloudiness; a couple of showers later this afternoon
    • SW 14 mph
    • Gusts: 28 mph
    • Max UV Index: 7 (High)
    • Thunderstorms: 28%
    • Precipitation: 0.07 in
    • Rain: 0.07 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    55°Lo RealFeel® 51° Precipitation 62%
    Mostly cloudy with a couple of showers and a thunderstorm, mainly early on
    • SSW 8 mph
    • Gusts: 15 mph
    • Max UV Index: N/A
    • Thunderstorms: 40%
    • Precipitation: 0.19 in
    • Rain: 0.19 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 2 hrs
    • Hours of Rain: 2 hrs

    Crystal Lake Pollen Levels May 22

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/22/2016
    High 72° 72° 88° (2011) 79°
    Low 55° 50° 34° (2006) 47°

    Sunrise/Sunset

    • Sunrise: 5:26 AM
    • Sunset: 8:14 PM
    • Duration: 14:48 hr

    Moonrise/Moonset

    • Moonrise: 3:40 AM
    • Moonset: 4:29 PM
    • Duration: 12:49 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps