• Today

    Apr 21

    55°Lo 31°

    Winds becoming strong; warmer

    Poor for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      48 mph
  • Wed

    Apr 22

    51°Lo 30°

    Sunny, windy and cool

    Fair for biking
    • Precip
      5%
    • Hours of Precip
      0
    • Wind
      Gust
      33 mph
    more
  • Thu

    Apr 23

    57°Lo 33°

    Sunny and breezy

    Good for biking
    • Precip
      4%
    • Hours of Precip
      0
    • Wind
      Gust
      27 mph
    more
  • Fri

    Apr 24

    59°Lo 35°

    Sunshine giving way to clouds

    Very Good for biking
    • Precip
      5%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Sat

    Apr 25

    52°Lo 33°

    Rather cloudy and cooler

    Very Good for biking
    • Precip
      5%
    • Hours of Precip
      0
    • Wind
      Gust
      20 mph
    more
Next Previous
Hi 55° RealFeel® 48° Precipitation 25%

Day

N

E

S

W

  • W 23 mph
  • Gusts: 48 mph

Winds becoming strong; warmer with times of sun and clouds

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 31° RealFeel® 18° Precipitation 24%

Night

N

E

S

W

  • W 14 mph
  • Gusts: 33 mph

Partly cloudy, breezy and chilly; there will be a freeze

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 55° 65° 88° (1987) 64°
Low 31° 42° 25° (1904) 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:36 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:23 AM with 14:42 of moolight, then sets at 11:05 PM

Leland Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 11:17 AM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.