• Tonight

    Oct 20

    Lo 41°

    Clouds breaking

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
      59°
  • Tue

    Oct 21

    53°Lo 36°

    Cool with clouds and sun

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
      49°
    more
  • Wed

    Oct 22

    56°Lo 37°

    Plenty of sunshine

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      58°
    more
  • Thu

    Oct 23

    59°Lo 46°

    Clouds and breaks of sun

    Very Good for lawn mowing
    • Hours of Precip
      0
    • Precip
      25%
    • Hi
      RealFeel
      57°
    more
  • Fri

    Oct 24

    64°Lo 49°

    Some sun

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      5%
    • Hi
      RealFeel
      64°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Temp (°F) 48° 50° 53° 55° 57° 60° 60° 59°
RealFeel® 43° 45° 48° 53° 56° 59° 58° 55°
Humidity 84% 80% 75% 71% 66% 59% 59% 61%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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0%
 
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  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 8 WNW 9 NW 10 NW 9 NNW 10 NNW 12 NW 12 NW 13 NW
UV Index 0 0 1 2 3 3 2 2
Cloud Cover 29% 28% 32% 38% 31% 34% 61% 66%
Dew Point 44° 44° 45° 46° 46° 46° 46° 46°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Oct 20

more Historical Weather Data >
  Today Normal Record 10/20/2013
High 60° 60° N/A 53°
Low 41° 41° N/A 34°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:11 AM with 10:52 of sunlight, then sets at 6:03 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:56 AM with 12:32 of moolight, then sets at 4:28 PM

Island Lake Weather Report

Cool Weather Ahead for Chicago

October 20, 2014; 9:18 AM ET

Seasonable temperatures will be the rule this week across Chicagoland. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Mon. Overnight Freeze

Mon. Degree Days

Mon. Evapotranspiration