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    • Today

      Dec 18

      43° /36°F
      Rather cloudy, misty
      • 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
    • Tue

      Dec 19

      48° /25°
      Areas of fog in the morning
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Dec 20

      37° /27°
      Partly sunny and colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Thu

      Dec 21

      41° /36°
      Low clouds
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Fri

      Dec 22

      50° /24°
      Cloudy with showers around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    43°Hi RealFeel® 36° Precipitation 45%
    Mainly cloudy with areas of drizzle into the early afternoon
    • Winds from the
    • WSW 10 mph
    • Gusts: 24 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    36°Lo RealFeel® 27° Precipitation 1%
    Patchy clouds; areas of fog late
    • Winds from the
    • WSW 12 mph
    • Gusts: 16 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

    Crystal Lake Pollen Levels Dec 18

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 12/18/2016
    High 43° 34° N/A 18°
    Low 36° 20° N/A -6°

    Sunrise/Sunset

    • Sunrise: 7:17 AM
    • Sunset: 4:23 PM
    • Duration: 9:06 hr

    Moonrise/Moonset

    • Moonrise: 7:21 AM
    • Moonset: 5:04 PM
    • Duration: 9:43 hr
    Astronomy

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps