• Today

    Sep 2

    90°Lo 69°

    Fog in the a.m.; partly sunny

    Warning for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      25%
    • Hours of Precip
      0.5
    more
  • Thu

    Sep 3

    89°Lo 69°

    Partly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      19%
    • Hours of Precip
      0
    more
  • Fri

    Sep 4

    89°Lo 69°

    Very warm with periods of sun

    Warning for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Sat

    Sep 5

    89°Lo 68°

    Sunshine, very warm and humid

    Warning for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Sun

    Sep 6

    90°Lo 70°

    Mostly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      12 mph
    • Precip
      9%
    • Hours of Precip
      0
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Temperature History - Sep 6

more Historical Weather Data >
  Today Normal Record 9/6/2014
High 90° 80° 101° (1922) 78°
Low 70° 58° 40° (1924) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 12:54 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:21 AM with 14:44 of moolight, then sets at 3:05 PM

Ottawa Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 2, 2015; 5:11 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. 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.

Sun. Hair Frizz

Sun. Wind Maps

Sun. UV Index