• Sunny 81°
    Bicycling Current Weather
    • RealFeel
      78°
    • UV
      0 - High
    • Wind
      Speed
      9 mph
  • Tonight

    Jul 5

    Lo 67°

    Clear to partly cloudy

    Bicycling Weather
    • Precip
      2%
    • Hours of Precip
      0
    • Wind
      Gust
      14 mph
    Day Details >
  • Tomorrow

    Jul 6

    Hi 87°

    Breezy with clouds and sun

    Very Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      23 mph
    Day Details >
  • Tuesday

    Jul 7

    Hi 70°

    Cooler; a few morning showers

    Good for biking
    • Precip
      60%
    • Hours of Precip
      1
    • Wind
      Gust
      17 mph
    Day Details >
Next

Thunderstorms, some severe, tomorrow night

7/5 7/6 Now: 8:17pm
PM 8-12
  • 8pm Sunny 78° 0%
  • 9pm Clear 76° 0%
  • 10pm Clear 74° 0%
  • 11pm Clear 73° 0%
  • 12am Clear 72° 0%
AM 7-12
  • 7am Mostly sunny 70° 0%
  • 8am Mostly sunny 74° 7%
  • 9am Mostly sunny 76° 7%
  • 10am Mostly sunny 80° 6%
  • 11am Sunny 83° 5%
  • 12pm Intermittent clouds 84° 5%
PM 1-6
  • 1pm Mostly sunny 85° 3%
  • 2pm Mostly sunny 86° 1%
  • 3pm Partly sunny 87° 1%
  • 4pm Intermittent clouds 86° 1%
  • 5pm Intermittent clouds 85° 1%
  • 6pm Mostly cloudy 84° 1%
Hourly Forecast >
Jul 05, 2015; 4:24 PM ET
Five-day Weather Forecast for Chicago, IL
Chicago, IL Weather Forecast

Arlington Heights Weather Report

Chicago: Monday Night Severe Storms to Precede Cooldown

July 5, 2015; 7:04 PM ET

A turn to warmer, more humid conditions will set the stage for severe weather to target the Chicago area Monday night. 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.