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  • Today

    Sep 3

    A thunderstorm this afternoon 89°Lo 67°
    more
  • Fri

    Sep 4

    Partly sunny with a t-storm 85°Lo 68°
  • Sat

    Sep 5

    Partly sunny, warm and humid 89°Lo 70°
    more
  • Sun

    Sep 6

    Partly sunny and hot 91°Lo 75°
    more
  • Mon

    Sep 7

    A t-storm in the afternoon 86°Lo 68°
    more
< Previous 8 hours Next 8 hours >
  Fri
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Mostly Clear
Cloudy
Clear
Clear
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 70° 70° 69° 67° 69° 71° 73° 76°
RealFeel® 72° 71° 70° 68° 70° 73° 77° 84°
Humidity 91% 91% 92% 95% 90% 87% 81% 76%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
20%
 
20%
 
20%
 
20%
 
18%
 
15%
 
15%
 
19%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 4 NE 2 NNE 4 NNE 4 NNE 4 NNE 4 NNE 4 NE 4 NE
UV Index 0 0 0 0 0 1 2 3
Cloud Cover 26% 70% 4% 6% 10% 46% 46% 46%
Dew Point 67° 67° 66° 65° 66° 67° 67° 68°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2014
High 85° 79° N/A 85°
Low 68° 59° N/A 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:01 of sunlight, then sets at 7:21 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:27 PM with 14:41 of moolight, then sets at 2:08 PM

Prospect Heights Weather Report

Chicago: Sun, Humidity to Grip Region Before Stormy Labor Day

September 3, 2015; 12:03 PM ET

As the Labor Day weekend shapes up, Chicago residents will see mostly sunny and humid conditions until the holiday itself on Monday. more >

ABC 7 Chicago Headlines

Police searching near Volo after reports of suspicious subjects

There was intense police activity near Volo and Lakemoor, Ill., south of Fox Lake, late into Wednesday night after police received a report of two suspicious subjects in a cornfield, officials said.

Fox Lake manhunt ends, investigation continues after officer killed

Police search for escaped prisoner Joshua Drinnon near I-80 in Princeton