• Today

    Apr 16

    53°Lo 38°

    Becoming windier and warmer

    Fair for home energy
    • Avg
      RealFeel
      34°
    • Hi
      RealFeel
      48°
    • Wind
      Speed
      16 mph
    more
  • Thu

    Apr 17

    56°Lo 34°

    A passing afternoon shower

    Fair for home energy
    • Avg
      RealFeel
      44°
    • Hi
      RealFeel
      53°
    • Wind
      Speed
      12 mph
    more
  • Fri

    Apr 18

    49°Lo 30°

    Mostly cloudy with a shower

    Fair for home energy
    • Avg
      RealFeel
      43°
    • Hi
      RealFeel
      52°
    • Wind
      Speed
      7 mph
  • Sat

    Apr 19

    54°Lo 36°

    Variable cloudiness

    Fair for home energy
    • Avg
      RealFeel
      44°
    • Hi
      RealFeel
      56°
    • Wind
      Speed
      7 mph
    more
  • Sun

    Apr 20

    62°Lo 48°

    Mostly cloudy

    Fair for home energy
    • Avg
      RealFeel
      47°
    • Hi
      RealFeel
      60°
    • Wind
      Speed
      10 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Cloudy
Mostly Cloudy
Showers
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Temp (°F) 39° 42° 44° 45° 46° 48° 49° 49°
RealFeel® 36° 40° 45° 48° 50° 52° 52° 49°
Humidity 73% 66% 61% 57% 54% 52% 50% 51%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
34%
 
40%
 
51%
 
47%
 
40%
 
34%
 
34%
 
37%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 7 NNE 7 NNE 7 NNE 7 NNE 7 NNE 7 NNE 7 NNE 7 NNE
UV Index 1 3 4 5 6 5 4 3
Cloud Cover 89% 82% 74% 68% 65% 66% 70% 77%
Dew Point 31° 31° 31° 30° 30° 31° 32° 31°
Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2013
High 49° 61° N/A 63°
Low 31° 41° N/A 38°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:28 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:25 PM with 9:58 of moolight, then sets at 9:23 AM

Top Story

Saint Charles Weather Report

Chicago: Chilly Weather to Return for the Weekend

April 16, 2014; 4:33 AM ET

While the city will warm up at midweek, by the weekend chilly weather will return and persist until next 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.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index