• Tonight

    Aug 21

    Lo 73°

    Showers and a heavier t-storm

    Migraine Headache Weather
    • Hi
      RealFeel
      88°
    • UV
      4 - Moderate
    • Cloud
      Cover
      87%
    more
  • Fri

    Aug 22

    89°Lo 70°

    Warmer with a thunderstorm

    Neutral weather for migraines
    • Hi
      RealFeel
      103°
    • UV
      6 - High
    • Cloud
      Cover
      54%
    more
  • Sat

    Aug 23

    84°Lo 69°

    A p.m. t-storm possible

    Beneficial weather for migraines
    • Hi
      RealFeel
      98°
    • UV
      6 - High
    • Cloud
      Cover
      63%
    more
  • Sun

    Aug 24

    90°Lo 71°

    Clouds and sun; hot, humid

    Neutral weather for migraines
    • Hi
      RealFeel
      99°
    • UV
      6 - High
    • Cloud
      Cover
      48%
  • Mon

    Aug 25

    89°Lo 68°

    An afternoon thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      97°
    • UV
      6 - High
    • Cloud
      Cover
      34%
    more
Next Previous
Hi 90° RealFeel® 99° Precipitation 25%

Day

N

E

S

W

  • S 6 mph
  • Gusts: 11 mph

Hot and humid with times of sun and clouds

  • Max UV Index: 6 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 71° RealFeel® 71° Precipitation 25%

Night

N

E

S

W

  • S 6 mph
  • Gusts: 8 mph

Mainly clear, warm and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 24

more Historical Weather Data >
  Today Normal Record 8/24/2013
High 90° 79° N/A 84°
Low 71° 57° N/A 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:10 AM with 13:31 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:21 AM with 13:37 of moolight, then sets at 6:58 PM

Top Story

Mchenry Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 21, 2014; 12:59 PM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

Sun. Migraine Headache

Sun. UV Index