• Early AM

    Apr 18

    Lo 39°

    Cloudy

    Migraine Headache Weather
    • Hi
      RealFeel
      47°
    • UV
      5 - Moderate
    • Cloud
      Cover
      88%
    more
  • Today

    Apr 18

    56°Lo 31°

    Partly sunny

    Beneficial weather for migraines
    • Hi
      RealFeel
      62°
    • UV
      6 - High
    • Cloud
      Cover
      31%
    more
  • Sat

    Apr 19

    66°Lo 43°

    Partly sunny

    Neutral weather for migraines
    • Hi
      RealFeel
      67°
    • UV
      6 - High
    • Cloud
      Cover
      26%
  • Sun

    Apr 20

    73°Lo 51°

    Mostly cloudy

    Beneficial weather for migraines
    • Hi
      RealFeel
      72°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
  • Mon

    Apr 21

    68°Lo 46°

    Mostly cloudy with showers

    Beneficial weather for migraines
    • Hi
      RealFeel
      65°
    • UV
      4 - Moderate
    • Cloud
      Cover
      78%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Temp (°F) 35° 34° 32° 32° 31° 34° 35° 40°
RealFeel® 31° 29° 28° 27° 26° 28° 29° 35°
Humidity 79% 80% 81% 82% 83% 83% 79% 69%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 5 NE 5 NE 5 ENE 5 ENE 6 ENE 6 ENE 6 ENE 7 E
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 26%
Dew Point 29° 28° 27° 27° 27° 29° 29° 31°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2013
High 66° 58° N/A 39°
Low 43° 36° N/A 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:33 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:26 PM with 9:55 of moolight, then sets at 9:21 AM

Top Story

McHenry Weather Report

Chicago: Weekend Warmth on the Way

April 17, 2014; 5:44 PM ET

Despite a chilly Friday, seasonal warmth will return to the city right in time for the holiday weekend. more >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Sat. Migraine Headache

Sat. UV Index