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    • Today

      Sep 25

      81° /58°
      An afternoon t-storm in spots.
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Mon

      Sep 26

      66° /52°F
      Clouds breaking; windy, cooler.
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Tue

      Sep 27

      64° /53°
      Partly sunny, breezy and cool.
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Wed

      Sep 28

      64° /56°
      Mainly cloudy with a shower
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Thu

      Sep 29

      67° /57°
      Times of clouds and sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    Monday
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    Forecast T-storms Cloudy Cloudy Cloudy Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
    Temp (°F) 63° 61° 60° 59° 58° 58° 59° 60°
    RealFeel® 54° 55° 53° 51° 51° 51° 53° 57°
    Wind (mph) 18 WNW 20 W 21 W 18 W 17 W 17 W 16 W 15 W
    precip
    3am
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    Rain
    51%
    47%
    34%
    34%
    22%
    0%
    0%
    0%
    Snow
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    Ice
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    0%
    SKY
    3am
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    6am
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    9am
    10am
    UV Index 0 0 0 0 0 0 1 2
    Cloud Cover 100% 97% 95% 95% 95% 76% 76% 76%
    Humidity 89% 85% 82% 82% 81% 75% 67% 61%
    Dew Point 60° 57° 54° 53° 52° 50° 48° 47°
    Temp °F
    3am
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    65° 60° 55°

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 66° 71° 93° (1998) 76°
    Low 52° 53° 30° (1928) 61°

    Sunrise/Sunset

    • Sunrise: 6:44 AM
    • Sunset: 6:41 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:19 AM
    • Moonset: 4:32 PM
    • Duration: 14:13 hr
    Astronomy

    Chicago Weather Report

    Chilly winds to howl across Great Lakes early this week

    September 25, 2016; 4:43 AM ET

    Gusty winds will accompany a push of chilly air across the Great Lakes from Sunday night through Tuesday. More >

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps