• Friday

    May 27

    82°Lo 66°

    Couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      5 - High
    more
  • Saturday

    May 28

    79°Lo 64°

    A thunderstorm in the area

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      3 - Moderate
    more
  • Sunday

    May 29

    80°Lo 61°

    A thunderstorm in the area

    Moderate ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      5 - High
    more
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Crystal Lake Weather Report

Chicago: Warm, humid and stormy through Thursday

May 26, 2016; 5:52 AM ET

This week is likely to end up as the warmest week so far this year in the Chicago area, but the warm weather will be accompanied by stormy weather. more >

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Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps