• Tonight

    Dec 17

    Lo 18°

    Mostly cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      16°
    • UV
      0 - Low
    • Cloud
      Cover
      97%
    more
  • Thu

    Dec 18

    31°Lo 19°

    Mainly cloudy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      31°
    • UV
      1 - Low
    • Cloud
      Cover
      76%
    more
  • Fri

    Dec 19

    33°Lo 23°

    Times of clouds and sun

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      36°
    • UV
      1 - Low
    • Cloud
      Cover
      46%
    more
  • Sat

    Dec 20

    36°Lo 23°

    Mostly cloudy

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      37°
    • UV
      1 - Low
    • Cloud
      Cover
      82%
  • Sun

    Dec 21

    37°Lo 29°

    Partly sunny

    Neutral weather for sinus headaches
    • Hi
      RealFeel
      32°
    • UV
      1 - Low
    • Cloud
      Cover
      45%
    more
Next Previous
Hi 36° RealFeel® 37° Precipitation 16%

Day

N

E

S

W

  • S 2 mph
  • Gusts: 4 mph

Mostly cloudy

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 23° RealFeel® 20° Precipitation 12%

Night

N

E

S

W

  • SSW 5 mph
  • Gusts: 7 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Dec 20

more Historical Weather Data >
  Today Normal Record 12/20/2013
High 36° 30° N/A 31°
Low 23° 14° N/A 24°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:18 AM with 9:05 of sunlight, then sets at 4:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:33 AM with 10:03 of moolight, then sets at 3:36 PM

Mchenry Weather Report

Chicago: White Christmas in the Offing

December 17, 2014; 6:33 PM ET

While the next couple of days will be tranquil for the Chicago area, Christmas Eve could deliver enough snow to blanket the city. more >

New Year, New You

Dec 24, 2012; 5:00 AM ET Start 2013 right with these tips on how to set realistic New Year's resolutions!

Sat. Sinus Headache

Sat. UV Index