• Sunny 81°
    Bicycling Current Weather
    • RealFeel
      80°
    • UV
      5 - High
    • Wind
      Speed
      9 mph
  • Today

    Aug 4

    Hi 83°

    Partly sunny and beautiful

    Excellent for biking
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      18 mph
    Day Details >
  • Tomorrow

    Aug 5

    Hi 83°

    Partly sunny

    Excellent for biking
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      10 mph
    Day Details >
  • Thursday

    Aug 6

    Hi 83°

    Beautiful with clouds and sun

    Excellent for biking
    • Precip
      10%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    Day Details >
Next

A thunderstorm Friday

8/4 8/5 Now: 5:23pm
PM 5-9
  • 5pm Partly sunny 82° 0%
  • 6pm Mostly sunny 80° 0%
  • 7pm Mostly sunny 78° 0%
  • 8pm Mostly sunny 76° 0%
  • 9pm Mostly clear 74° 0%
AM 4-9
  • 4am Mostly clear 62° 0%
  • 5am Mostly clear 61° 0%
  • 6am Mostly sunny 62° 0%
  • 7am Mostly sunny 64° 0%
  • 8am Partly sunny 68° 0%
  • 9am Partly sunny 72° 0%
AM 10-3
  • 10am Partly sunny 77° 0%
  • 11am Partly sunny 79° 0%
  • 12pm Partly sunny 81° 0%
  • 1pm Partly sunny 81° 0%
  • 2pm Partly sunny 82° 0%
  • 3pm Partly sunny 83° 0%
Hourly Forecast >
Aug 04, 2015; 4:27 PM ET
Five-day Weather Forecast for Chicago, IL
Chicago, IL Weather Forecast

Arlington Heights Weather Report

Chicago: Cooler Conditions to Last Through Week

August 4, 2015; 3:07 PM ET

The Chicagoland area will experience cooler weather throughout the week. more >

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Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.