• Early AM

    Sep 2

    Lo 61°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      5 mph
    more
  • Today

    Sep 2

    80°Lo 60°

    Clouds and sun; less humid

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      82°
    • Wind
      Speed
      5 mph
  • Wed

    Sep 3

    83°Lo 68°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      7 mph
    more
  • Thu

    Sep 4

    85°Lo 70°

    Clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      91°
    • Wind
      Speed
      12 mph
    more
  • Fri

    Sep 5

    76°Lo 56°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      65°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      8 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
1pm
2pm 3pm 4pm 5pm 6pm 7pm 8pm
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Forecast
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Sunny
Clear
Temp (°F) 78° 79° 80° 79° 78° 77° 73° 71°
RealFeel® 81° 82° 82° 80° 77° 74° 70° 68°
Humidity 55% 53% 52% 53% 56% 59% 65% 71%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Rain
 
1%
 
7%
 
7%
 
7%
 
7%
 
7%
 
5%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1pm 2pm 3pm 4pm 5pm 6pm 7pm 8pm
Wind (mph) 6 WSW 6 WSW 6 WSW 6 WSW 5 W 5 W 4 W 3 WSW
UV Index 6 5 4 3 2 1 0 0
Cloud Cover 46% 46% 70% 46% 46% 70% 46% 0%
Dew Point 61° 61° 61° 61° 61° 62° 61° 61°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 80° 78° N/A 72°
Low 60° 59° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:07 of sunlight, then sets at 7:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:10 PM with 9:59 of moolight, then sets at 12:09 AM

Top Story

Round Lake Weather Report

Chicago: Cooler, Less Humid Air to Return by Late Week

September 1, 2014; 8:54 PM ET

While Labor Day marks an unofficial end to the summer, the Chicago area will see warm, humid conditions continue before temperatures slide late in the week. 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.

Tue. Home Energy Efficiency

Tue. Degree Days

Tue. UV Index