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    Next 5 Days
    • Current Weather

      68° F
      Clear
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 78%
      • Yesterday Temp: 75°
      • RealFeel: 65°
    • Tonight

      Aug 17

      57° Lo
      Mainly clear
      • Ragweed Pollen
      • Weather
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Aug 18

      80° Hi
      A p.m. shower or thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Saturday

      Aug 19

      80° Hi
      Partly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 10PM

      Aug 17

      67°
      Mostly clear
      Precip 0%
    • 11PM

      65°
      Mostly clear
      Precip 0%
    • 12AM

      64°
      Clear
      Precip 0%
    • 1AM

      62°
      Clear
      Precip 0%
    • 2AM

      61°
      Clear
      Precip 0%
    • 3AM

      60°
      Clear
      Precip 0%

    Waterloo Pollen Levels Aug 17

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

      Low

    • Ragweed Pollen

      High

    • Mold

      Low

    • Grass Pollen

      Low

     Locally severe thunderstorms and flooding downpours are possible into the end of the week.
    Storms to sweep from Great Lakes to Northeast

    Allergies Live Feed

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps