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    • Tonight

      May 24

      50° Lo
      Mostly cloudy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Moderate
      • Ragweed Pollen: Moderate
      • Tree Pollen: Moderate
      More
    • Thu

      May 25

      69° /50°F
      Periods of sun and clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
    • Fri

      May 26

      72° /52°
      A t-storm in the afternoon
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Sat

      May 27

      77° /54°
      Mostly cloudy, showers around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More
    • Sun

      May 28

      72° /54°
      A couple of showers
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      More

    Day

    69°Hi RealFeel® 68° Precipitation 11%
    Periods of sun and clouds
    • NW 8 mph
    • Gusts: 13 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 19%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    50°Lo RealFeel® 51° Precipitation 25%
    Partly cloudy
    • WNW 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 19%
    • 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 May 25

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

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Moderate

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/25/2016
    High 69° 73° N/A 86°
    Low 50° 51° N/A 65°

    Sunrise/Sunset

    • Sunrise: 5:24 AM
    • Sunset: 8:17 PM
    • Duration: 14:53 hr

    Moonrise/Moonset

    • Moonrise: 5:36 AM
    • Moonset: 8:10 PM
    • Duration: 14:34 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps