• Today

    Apr 17

    57°Lo 41°

    Mainly cloudy and warmer

    High indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Fri

    Apr 18

    48°Lo 38°

    A morning shower in places

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sat

    Apr 19

    57°Lo 48°

    Partly sunny

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Apr 20

    66°Lo 54°

    Mostly cloudy

    Low indoor dust & dander levels
    • Precip
      22%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      76%
    more
  • Mon

    Apr 21

    61°Lo 48°

    Mostly cloudy with a shower

    Low indoor dust & dander levels
    • Precip
      58%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 57° RealFeel® 56° Precipitation 40%

Day

N

E

S

W

  • WSW 10 mph
  • Gusts: 16 mph

Mostly cloudy and warmer; a shower in spots this afternoon

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 41° RealFeel® 36° Precipitation 57%

Night

N

E

S

W

  • NNE 5 mph
  • Gusts: 8 mph

Considerable cloudiness with a bit of rain

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Chicago Pollen Levels - April 17

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 17

more Historical Weather Data >
  Today Normal Record 4/17/2013
High 57° 60° 88° (1976) 52°
Low 41° 42° 29° (1983) 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 13:26 of sunlight, then sets at 7:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:21 PM with 10:04 of moolight, then sets at 8:25 AM

Top Story

Chicago 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 >

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps