• Tonight

    Apr 18

    Lo 48°

    Cloudy; breezy late

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sun

    Apr 19

    63°Lo 45°

    Rain, becoming heavy; cooler

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Apr 20

    58°Lo 36°

    A couple of morning showers

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Apr 21

    56°Lo 35°

    Variable clouds; windy, cool

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Apr 22

    54°Lo 31°

    Breezy with variable clouds

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
8am
  8am
Forecast
Partly Cloudy
Temp (°F) 55°
RealFeel® 56°
Humidity 73%
   
  8am
Rain
 
2%
Snow
 
0%
Ice
 
0%
   
  8am
Wind (mph) 5 NNE
UV Index 1
Cloud Cover 74%
Dew Point 47°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Apr 18

more Historical Weather Data >
  Today Normal Record 4/18/2014
High 67° 61° N/A 63°
Low 48° 41° N/A 31°

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 6:09 AM with 13:36 of moolight, then sets at 7:45 PM

St. Charles Weather Report

Chicago: Rain to Span Second Half of Weekend

April 18, 2015; 10:31 PM ET

The second half of the weekend will see a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Sat. Snow Day Potential