• Today

    Sep 4

    90°Lo 69°

    A thunderstorm in spots

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      40%
    • Hours of Precip
      1.5
    more
  • Sat

    Sep 5

    91°Lo 70°

    Partly sunny, hot and humid

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      12%
    • Hours of Precip
      0
    more
  • Sun

    Sep 6

    93°Lo 72°

    Partly sunny, hot and humid

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      8%
    • Hours of Precip
      0.5
    more
  • Mon

    Sep 7

    87°Lo 71°

    A t-storm in the afternoon

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      55%
    • Hours of Precip
      2
  • Tue

    Sep 8

    80°Lo 65°

    Mostly cloudy with t-storms

    Warning for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      72%
    • Hours of Precip
      4
    more
Next Previous
A shower or thunderstorm possible 87° Lo 82° RealFeel® 91° / 84°

N

E

S

W

  • Precipitation: 55%
  • Rain: 0.05 in
  • Snow: 0 in
  • Humidity: 56%
  • Cloud Cover: 94%
  • Dew Point: 67° F
  • Visibility: 9 mi
5 mph

Temperature History - Sep 7

more Historical Weather Data >
  Today Normal Record 9/7/2014
High 87° 80° 101° (1939) 80°
Low 71° 58° 41° (1986) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 12:52 of sunlight, then sets at 7:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:14 AM with 14:40 of moolight, then sets at 3:54 PM

Ottawa Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 4, 2015; 2:04 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Mon. Hair Frizz

Mon. Wind Maps

Mon. UV Index