• Mon

    Aug 17

    78°Lo 66°

    Clouds and sun

    Beneficial weather for sinus headaches
    • Hi
      RealFeel
      78°
    • UV
      4 - Moderate
    • Cloud
      Cover
      22%
    more
  • Tue

    Aug 18

    80°Lo 67°

    Mostly sunny

    Sinus Headache Weather
    • Hi
      RealFeel
      84°
    • Precip
      20%
    • Cloud
      Cover
      33%
    more
  • Wed

    Aug 19

    81°Lo 64°

    Brilliant sunshine

    Sinus Headache Weather
    • Hi
      RealFeel
      84°
    • Precip
      20%
    • Cloud
      Cover
      8%
    more
  • Thu

    Aug 20

    81°Lo 63°

    Mostly cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      81°
    • Precip
      25%
    • Cloud
      Cover
      60%
    more
  • Fri

    Aug 21

    81°Lo 66°

    Cloudy

    Sinus Headache Weather
    • Hi
      RealFeel
      80°
    • Precip
      25%
    • Cloud
      Cover
      78%
Next Previous
Hi 81° RealFeel® 80° Precipitation 25%

Day

N

E

S

W

  • SW 6 mph
  • Gusts: 10 mph

Cloudy

  • Max UV Index: 3 (Moderate)
  • 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 66° RealFeel® 63° Precipitation 25%

Night

N

E

S

W

  • S 9 mph
  • Gusts: 18 mph

Mostly 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 - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2014
High 81° 82° 99° (1955) 83°
Low 66° 66° 46° (1950) 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:38 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:41 PM with 10:37 of moolight, then sets at 11:18 PM

Chicago Weather Report

Severe Weather to Invade Midwest on Sunday

August 2, 2015; 10:00 PM ET

A disturbance will swing across the Midwest and fire a round of severe thunderstorms to end the weekend. 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!