• Tonight

    Jul 12

    Lo 66°

    Strong evening thunderstorms

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      83°
    • Wind
      Speed
      9 mph
  • Sun

    Jul 13

    82°Lo 57°

    A morning t-storm in spots

    Poor for home energy
    • Avg
      RealFeel
      72°
    • Hi
      RealFeel
      89°
    • Wind
      Speed
      6 mph
    more
  • Mon

    Jul 14

    73°Lo 52°

    Thundershower

    Poor for home energy
    • Avg
      RealFeel
      62°
    • Hi
      RealFeel
      76°
    • Wind
      Speed
      9 mph
    more
  • Tue

    Jul 15

    70°Lo 55°

    A quick afternoon shower

    Poor for home energy
    • Avg
      RealFeel
      63°
    • Hi
      RealFeel
      74°
    • Wind
      Speed
      7 mph
    more
  • Wed

    Jul 16

    70°Lo 56°

    Times of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      66°
    • Hi
      RealFeel
      77°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
11pm
Sun
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
T-storms
T-storms
Cloudy
T-storms
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 71° 70° 69° 69° 68° 67° 66° 67°
RealFeel® 66° 65° 67° 65° 66° 65° 64° 65°
Humidity 88% 89% 90% 90% 92% 93% 93% 93%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
60%
 
59%
 
49%
 
51%
 
47%
 
40%
 
34%
 
34%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 9 SSW 8 S 7 SSW 6 SSW 5 SW 4 WSW 4 W 4 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 98% 95% 90% 75% 75% 76% 76% 76%
Dew Point 67° 67° 66° 66° 65° 65° 64° 65°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 79° 82° N/A 77°
Low 66° 63° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:26 AM with 15:02 of sunlight, then sets at 8:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:27 PM with 10:32 of moolight, then sets at 6:59 AM

Top Story

Lake Forest Weather Report

Chicago Faces Strong Storms, to Turn Septemberlike

July 12, 2014; 8:59 AM ET

Strong thunderstorms will threaten Chicago this weekend before the city gets a taste of September. 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.

Sat. Home Energy Efficiency

Sat. Degree Days

Sat. UV Index