• Today

    Feb 27

    15°Lo -4°

    Sunny and bitterly cold

    Very Good for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      11°
    • Wind
      Speed
      7 mph
  • Sat

    Feb 28

    20°Lo 13°

    Mostly sunny and quite cold

    Very Good for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      18°
    • Wind
      Speed
      7 mph
    more
  • Sun

    Mar 1

    29°Lo 9°

    Cold with snow at times

    Very Good for home energy
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      22°
    • Wind
      Speed
      7 mph
    more
  • Mon

    Mar 2

    30°Lo 23°

    Partly sunny and cold

    Good for home energy
    • Avg
      RealFeel
      26°
    • Hi
      RealFeel
      37°
    • Wind
      Speed
      6 mph
    more
  • Tue

    Mar 3

    40°Lo 22°

    Rain, some ice early; chilly

    Good for home energy
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      31°
    • Wind
      Speed
      10 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Mostly Clear
Mostly Clear
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) -4° -2° -2° 10° 12°
RealFeel® -4° -4° -6° -3° 10°
Humidity 74% 69% 66% 64% 64% 60% 55% 53%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (mph) 5 WNW 5 WNW 6 WNW 6 WNW 7 WNW 7 WNW 8 WNW 8 W
UV Index 0 0 0 1 2 3 3 4
Cloud Cover 13% 22% 8% 0% 0% 0% 2% 5%
Dew Point -10° -10° -11° -9° -6° -4° -4° -2°
Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 15° 39° N/A 19°
Low -4° 24° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 11:09 of sunlight, then sets at 5:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:28 PM with 14:44 of moolight, then sets at 3:12 AM

St. Charles Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 4:04 AM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. 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.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index