• Today

    Aug 21

    80°Lo 74°

    Heavy t-storms; mostly cloudy

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Aug 22

    89°Lo 71°

    Warmer with a thunderstorm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Aug 23

    84°Lo 69°

    Partly sunny with a t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Aug 24

    89°Lo 74°

    Very warm with clouds and sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Aug 25

    91°Lo 69°

    A t-storm in the afternoon

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 80° RealFeel® 87° Precipitation 87%

Day

N

E

S

W

  • SSW 4 mph
  • Gusts: 9 mph

Showers and thunderstorms, some heavy; mostly cloudy and humid

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • Precipitation: 0.99 in
  • Rain: 0.99 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7.5 hrs
  • Hours of Rain: 7.5 hrs
Lo 74° RealFeel® 74° Precipitation 67%

Night

N

E

S

W

  • SW 5 mph
  • Gusts: 12 mph

Showers and a heavier thunderstorm; rather cloudy; storms can bring downpours and damaging winds

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.79 in
  • Rain: 0.79 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 80° 82° N/A 88°
Low 74° 64° N/A 69°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:39 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:34 AM with 14:39 of moolight, then sets at 5:13 PM

Top Story

Wheeling 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 >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Thu. Snow Day Potential