• Clear 68°
    Hair Frizz Current Weather
    • Relative Humidity
      100%
    • Wind
      Speed
      0 mph
    • Dew
      Point
      68°
  • Early AM

    Sep 4

    Lo 67°

    Partly to mostly cloudy

    Hair Frizz Weather
    • Wind
      Gust
      12 mph
    • Precip
      35%
    • Hours of Precip
      0
    Day Details >
  • Today

    Sep 4

    Hi 89°

    Periods of sun with a t-storm

    Warning for hair frizz
    • Wind
      Gust
      6 mph
    • Precip
      41%
    • Hours of Precip
      1.5
    Day Details >
  • Tomorrow

    Sep 5

    Hi 90°

    A t-storm around in the p.m.

    Warning for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      7%
    • Hours of Precip
      0
    Day Details >
Next

Watch for a strong thunderstorm Tuesday evening

9/4 9/5 Now: 4:10am
AM 4-8
  • 4am Partly cloudy 69° 6%
  • 5am Partly cloudy 68° 7%
  • 6am Partly cloudy 67° 7%
  • 7am Partly sunny 68° 11%
  • 8am Partly sunny 71° 20%
PM 3-8
  • 3pm Partly sunny 89° 47%
  • 4pm Partly sunny w/ t-storms 87° 51%
  • 5pm Partly sunny 85° 39%
  • 6pm Partly sunny 83° 33%
  • 7pm Partly sunny 80° 39%
  • 8pm Partly cloudy w/ t-storms 78° 51%
PM 9-2
  • 9pm Mostly clear 76° 47%
  • 10pm Mostly clear 74° 39%
  • 11pm Mostly clear 73° 32%
  • 12am Mostly clear 72° 32%
  • 1am Mostly clear 72° 32%
  • 2am Mostly clear 71° 32%
Hourly Forecast >
Sep 04, 2015; 2:08 AM ET
Five-day Weather Forecast for Chicago, IL
Chicago, IL Weather Forecast

Rensselaer Weather Report

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

September 4, 2015; 12:54 AM ET

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

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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.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index