• Tonight

    Apr 17

    Lo 39°

    A little rain early; overcast

    Asthma Weather
    • Hi
      RealFeel
      57°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Fri

    Apr 18

    53°Lo 34°

    Clouds giving way to some sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      57°
    • UV
      6 - High
    • Air Qual.
      Moderate
    more
  • Sat

    Apr 19

    63°Lo 44°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      62°
    • UV
      6 - High
    • Air Qual.
      Moderate
  • Sun

    Apr 20

    70°Lo 49°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      69°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
  • Mon

    Apr 21

    63°Lo 52°

    A couple of thunderstorms

    Neutral weather for asthma
    • Hi
      RealFeel
      65°
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 43° 48° 54° 56° 59° 60° 63° 63°
RealFeel® 42° 49° 56° 58° 60° 59° 62° 61°
Humidity 62% 53% 47% 41% 38% 36% 35% 34%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 ESE 7 ESE 8 SE 9 SE 11 SE 15 SE 14 SE 14 SE
UV Index 2 4 5 6 6 6 5 4
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 26%
Dew Point 31° 32° 34° 33° 33° 33° 35° 34°
Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 19

more Historical Weather Data >
  Today Normal Record 4/19/2013
High 63° 61° 86° (1985) 40°
Low 44° 40° 22° (1983) 33°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:32 of sunlight, then sets at 7:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at --:-- with of moolight, then sets at 9:21 AM

Top Story

Prospect Heights Weather Report

Chicago: Weekend Warmth on the Way

April 17, 2014; 5:44 PM ET

Despite a chilly Friday, seasonal warmth will return to the city right in time for the holiday weekend. 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?

Sat. Asthma Risk

Sat. UV Index