• Today

    Aug 28

    76°Lo 63°

    Some sun, then clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      80°
    • UV
      5 - High
    • Cloud
      Cover
      75%
    more
  • Sat

    Aug 29

    75°Lo 63°

    Rather cloudy with showers

    Beneficial weather for migraines
    • Hi
      RealFeel
      77°
    • UV
      2 - Low
    • Cloud
      Cover
      89%
    more
  • Sun

    Aug 30

    82°Lo 63°

    Humid with variable clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      91°
    • UV
      4 - Moderate
    • Cloud
      Cover
      70%
  • Mon

    Aug 31

    85°Lo 65°

    Sunny, very warm and humid

    Beneficial weather for migraines
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Cloud
      Cover
      0%
    more
  • Tue

    Sep 1

    87°Lo 66°

    Mostly sunny and very warm

    Beneficial weather for migraines
    • Hi
      RealFeel
      92°
    • UV
      5 - High
    • Cloud
      Cover
      27%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
Temp (°F) 65° 64° 64° 64° 63° 64° 64° 66°
RealFeel® 66° 64° 64° 64° 62° 64° 64° 66°
Humidity 94% 92% 92% 94% 96% 97% 96% 92%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
9%
 
2%
 
2%
 
2%
 
2%
 
2%
 
1%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  1am 2am 3am 4am 5am 6am 7am 8am
Wind (mph) 5 ENE 5 ENE 5 ENE 6 NE 6 NE 6 NNE 6 NNE 6 NE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 90% 89% 89% 90% 92% 93% 90% 80%
Dew Point 63° 62° 62° 62° 62° 63° 63° 64°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 30

more Historical Weather Data >
  Today Normal Record 8/30/2014
High 82° 78° N/A 77°
Low 63° 56° N/A 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:16 AM with 13:15 of sunlight, then sets at 7:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:05 PM with 12:25 of moolight, then sets at 8:30 AM

Crystal Lake Weather Report

Chicago: Stray Shower May Interrupt Otherwise Ideal Weekend Conditions

August 28, 2015; 8:08 AM ET

Chicago is in store for near-ideal weekend conditions after a brief shower hits the area on Saturday. more >

Sun. Migraine Headache

Sun. UV Index