• Tonight

    Apr 29

    Lo 39°

    Rather cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      49°
    • UV
      4 - Moderate
    • Cloud
      Cover
      95%
    more
  • Sat

    Apr 30

    52°Lo 42°

    Mostly cloudy, afternoon rain

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      48°
    • UV
      4 - Moderate
    • Cloud
      Cover
      94%
  • Sun

    May 1

    52°Lo 39°

    Rather cloudy, a little rain

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      48°
    • UV
      4 - Moderate
    • Cloud
      Cover
      93%
    more
  • Mon

    May 2

    61°Lo 38°

    Partly sunny

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      69°
    • UV
      5 - High
    • Cloud
      Cover
      29%
    more
  • Tue

    May 3

    66°Lo 49°

    Partly sunny

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      69°
    • UV
      5 - High
    • Cloud
      Cover
      46%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Rain
Temp (°F) 43° 46° 47° 49° 51° 52° 51° 51°
RealFeel® 35° 38° 40° 43° 46° 48° 46° 43°
Humidity 88% 83% 77% 76% 79% 81% 87% 90%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
5%
 
5%
 
5%
 
5%
 
6%
 
6%
 
9%
 
74%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (mph) 12 E 13 E 15 E 16 E 16 E 17 E 17 E 17 ENE
UV Index 0 1 1 2 3 4 4 4
Cloud Cover 100% 94% 94% 94% 94% 94% 94% 94%
Dew Point 40° 41° 41° 42° 45° 46° 47° 48°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 30

more Historical Weather Data >
  Today Normal Record 4/30/2015
High 52° 62° N/A 53°
Low 42° 40° N/A 32°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:03 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:07 AM with 10:40 of moolight, then sets at 12:47 PM

Crystal Lake Weather Report

Chicago: Warmup to follow cool, damp weekend

April 29, 2016; 6:43 PM ET

Following a cool and rainy weekend, warmer conditions will arrive in the Chicago area early next week. more >

Sat. Sinus Headache

Sat. UV Index