• Tonight

    Feb 27

    Lo -4°

    Mainly clear and frigid

    Migraine Headache Weather
    • Hi
      RealFeel
      11°
    • UV
      0 - Moderate
    • Cloud
      Cover
      3%
  • Sat

    Feb 28

    18°Lo 13°

    Mostly sunny and very cold

    Neutral weather for migraines
    • Hi
      RealFeel
      16°
    • UV
      0 - Moderate
    • Cloud
      Cover
      16%
    more
  • Sun

    Mar 1

    26°Lo 7°

    Cloudy, a bit of snow; cold

    At Risk weather for migraines
    • Hi
      RealFeel
      19°
    • UV
      0 - Low
    • Cloud
      Cover
      95%
    more
  • Mon

    Mar 2

    26°Lo 23°

    Mostly sunny and cold

    Neutral weather for migraines
    • Hi
      RealFeel
      33°
    • UV
      0 - Moderate
    • Cloud
      Cover
      29%
    more
  • Tue

    Mar 3

    39°Lo 12°

    Ice changing to rain

    Neutral weather for migraines
    • Hi
      RealFeel
      29°
    • UV
      0 - Low
    • Cloud
      Cover
      99%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Mostly Sunny
Mostly Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Sunny
Temp (°F) -5° -3° 10° 13° 14°
RealFeel® -7° -6° 11°
Humidity 77% 75% 71% 65% 57% 55% 53% 51%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
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) 5 NE 6 NE 5 WNW 6 NNW 6 W 8 WSW 8 W 9 WSW
UV Index 0 1 2 3 3 4 3 3
Cloud Cover 20% 15% 3% 2% 0% 0% 0% 0%
Dew Point -10° -9° -6° -5° -4° -3° -2° -1°
Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F Middle Grid line -5 F Middle Grid line -10 F

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 14° 36° N/A 13°
Low -4° 17° N/A -10°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:32 AM with 11:08 of sunlight, then sets at 5:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:27 PM with 14:46 of moolight, then sets at 3:13 AM

Mchenry Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 4:24 PM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Migraine Headache

Fri. UV Index