• Today

    Apr 17

    60°Lo 39°

    Turning cloudy and milder

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

    Apr 18

    53°Lo 34°

    Clouds giving way to some sun

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

    Apr 19

    63°Lo 44°

    Partly sunny

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

    Apr 20

    70°Lo 49°

    Mostly cloudy

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

    Apr 21

    63°Lo 52°

    Mostly cloudy with a shower

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 70° RealFeel® 69° Precipitation 25%

Day

N

E

S

W

  • SSW 10 mph
  • Gusts: 17 mph

Mostly cloudy

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 49° RealFeel® 44° Precipitation 55%

Night

N

E

S

W

  • S 7 mph
  • Gusts: 11 mph

Overcast with a touch of rain late

  • Max UV Index: N/A
  • Thunderstorms: 9%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 70° 61° 87° (1985) 47°
Low 49° 40° 24° (1897) 31°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:04 AM with 13:34 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:20 AM with 10:01 of moolight, then sets at 10:21 AM

Top Story

Prospect Heights Weather Report

Chicago: Chilly Weather to Return for the Weekend

April 17, 2014; 3:33 AM ET

While the city warmed up a bit at midweek, chilly weather will return for Friday. 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.

Sun. Snow Day Potential