• Tonight

    Apr 20

    Lo 53°

    Increasing clouds

    Asthma Weather
    • Hi
      RealFeel
      75°
    • UV
      6 - High
    • Air Qual.
      Moderate
  • Mon

    Apr 21

    74°Lo 45°

    Couple of showers, t-storms

    At Risk weather for asthma
    • Hi
      RealFeel
      71°
    • UV
      4 - Moderate
    • Air Qual.
      Moderate
    more
  • Tue

    Apr 22

    56°Lo 35°

    Cooler with clouds breaking

    Beneficial weather for asthma
    • Hi
      RealFeel
      55°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Wed

    Apr 23

    54°Lo 40°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      56°
    • UV
      7 - High
    • Cloud
      Cover
      28%
    more
  • Thu

    Apr 24

    69°Lo 51°

    A couple of t-storms; warmer

    Neutral weather for asthma
    • Hi
      RealFeel
      67°
    • UV
      4 - Moderate
    • Cloud
      Cover
      94%
    more
Next Previous
Warmer 75° Lo 70° RealFeel® 75° / 65°

N

E

S

W

  • Precipitation: 19%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 33%
  • Cloud Cover: 36%
  • Dew Point: 42° F
  • Visibility: 10 mi
9 mph

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 75° 61° 87° (1985) 47°
Low 53° 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

Rain Coming to Chicago with Roller Coaster Temperatures

April 20, 2014; 2:22 PM ET

A showery pattern with up-and-down temperatures is coming this week to Chicago. more >

Is it a Cold or the Flu?

Apr 19, 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?

Sun. Air Quality

Sun. Asthma Risk

Sun. UV Index