• Today

    Aug 21

    77°Lo 73°

    Heavy t-storms; mostly cloudy

    Beneficial weather for colds
    • Avg
      Temp
      75°
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      88°
    more
  • Fri

    Aug 22

    89°Lo 70°

    Warmer with a thunderstorm

    Neutral weather for colds
    • Avg
      Temp
      80°
    • Avg
      RealFeel
      87°
    • Hi
      RealFeel
      103°
    more
  • Sat

    Aug 23

    84°Lo 69°

    A p.m. t-storm possible

    Beneficial weather for colds
    • Avg
      Temp
      77°
    • Avg
      RealFeel
      84°
    • Hi
      RealFeel
      98°
  • Sun

    Aug 24

    90°Lo 71°

    Clouds and sun; hot, humid

    Beneficial weather for colds
    • Avg
      Temp
      81°
    • Avg
      RealFeel
      85°
    • Hi
      RealFeel
      99°
    more
  • Mon

    Aug 25

    89°Lo 68°

    An afternoon thunderstorm

    Beneficial weather for colds
    • Avg
      Temp
      79°
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      97°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
5pm
6pm 7pm 8pm 9pm 10pm 11pm Sun
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Partly Sunny
Partly Cloudy
Mostly Sunny
Mostly Clear
Partly Cloudy
Partly Cloudy
Cloudy
T-storms
Temp (°F) 83° 81° 79° 77° 76° 74° 73° 73°
RealFeel® 93° 88° 84° 81° 79° 77° 75° 73°
Humidity 76% 79% 83% 86% 89% 91% 91% 92%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
9%
 
9%
 
13%
 
34%
 
34%
 
37%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 4 E 4 E 4 ENE 4 E 4 E 4 E 4 E 4 ESE
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 36% 70% 25% 27% 34% 43% 51% 56%
Dew Point 75° 74° 73° 72° 72° 71° 71° 70°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 23

more Historical Weather Data >
  Today Normal Record 8/23/2013
High 84° 79° N/A 79°
Low 69° 58° N/A 47°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:33 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:25 AM with 14:02 of moolight, then sets at 6:27 PM

Top Story

Crystal Lake Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 21, 2014; 12:59 PM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

Natural Ways To Combat Colds and Flu

Nov 30, 2012; 5:00 AM ET Flu season is here and will stick around until May. Here are a few natural remedies to ease pain and suffering.

Sat. Cold & Flu

Sat. UV Index