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    Next 5 Days
    • Current Weather

      64° F
      Mostly sunny
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 51%
      • Yesterday Temp: 55°
      • RealFeel: 61°
    • Today

      Oct 17

      68° Hi
      Mostly sunny, breezy and nice
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Oct 18

      69° Hi
      Mostly sunny, breezy and warm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Thursday

      Oct 19

      70° Hi
      Mostly sunny and warm
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 12PM

      Oct 17

      64°
      Mostly sunny
      Precip 0%
    • 1PM

      66°
      Mostly sunny
      Precip 0%
    • 2PM

      67°
      Mostly sunny
      Precip 0%
    • 3PM

      68°
      Mostly sunny
      Precip 0%
    • 4PM

      66°
      Mostly sunny
      Precip 0%
    • 5PM

      64°
      Mostly sunny
      Precip 0%

    Crystal Lake Pollen Levels Oct 17

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      High

    • Grass Pollen

      Low

    Ahead of beneficial rain this weekend, winds could elevate the wildfire risk in parts of the central U.S.
    Dry, windy conditions to precede storms in central US

    Allergies Live Feed

    Tue. Pollen

    Tue. Dust & Dander

    Tue. Wind Maps