• Today

    Jan 29

    36°Lo 16°

    Cloudy and breezy

    Good for home energy
    • Avg
      RealFeel
      15°
    • Hi
      RealFeel
      29°
    • Wind
      Speed
      15 mph
    more
  • Fri

    Jan 30

    25°Lo 16°

    Partly sunny

    Very Good for home energy
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      22°
    • Wind
      Speed
      8 mph
    more
  • Sat

    Jan 31

    35°Lo 18°

    Not as cold

    Good for home energy
    • Avg
      RealFeel
      17°
    • Hi
      RealFeel
      29°
    • Wind
      Speed
      9 mph
  • Sun

    Feb 1

    22°Lo 8°

    Cloudy, a bit of snow; colder

    Excellent for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
    • Wind
      Speed
      14 mph
    more
  • Mon

    Feb 2

    19°Lo 12°

    Mostly sunny and very cold

    Excellent for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
    • Wind
      Speed
      10 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°F) 26° 30° 31° 33° 34° 35° 34° 34°
RealFeel® 18° 23° 25° 27° 28° 29° 28° 27°
Humidity 64% 60% 58% 57% 57% 58% 61% 65%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 9 SW 10 SW 10 SW 10 WSW 9 WSW 9 W 8 W 8 WNW
UV Index 1 1 2 2 2 1 1 0
Cloud Cover 45% 45% 45% 45% 95% 95% 95% 95%
Dew Point 16° 18° 18° 19° 20° 22° 22° 23°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Jan 31

more Historical Weather Data >
  Today Normal Record 1/31/2014
High 35° 31° 56° (2012) 26°
Low 18° 16° -6° (2004) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:08 AM with 9:58 of sunlight, then sets at 5:06 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:30 PM with 14:45 of moolight, then sets at 5:15 AM

Island Lake Weather Report

Chicago: Weekend Storm May Brush Area With Snow

January 29, 2015; 12:53 PM ET

A storm brewing in the Southwest is expected to plow into the Plains and Midwest over the weekend and pass rather close to Chicagoland. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index