• Tonight

    Jul 30

    Lo 68°

    Clear

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Fri

    Jul 31

    88°Lo 64°

    Mostly sunny and warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Aug 1

    85°Lo 66°

    Mostly sunny and pleasant

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Aug 2

    85°Lo 68°

    Clouds and sun with a t-storm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Aug 3

    87°Lo 63°

    A thunderstorm possible

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
11pm
Fri
12am
1am 2am 3am 4am 5am 6am
  11pm 12am 1am 2am 3am 4am 5am 6am
Forecast
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Temp (°F) 74° 73° 72° 71° 70° 69° 68° 69°
RealFeel® 72° 71° 70° 68° 67° 66° 65° 66°
Humidity 60% 64% 66% 65% 68% 71% 73% 75%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
   
  11pm 12am 1am 2am 3am 4am 5am 6am
Wind (mph) 7 W 7 W 7 W 7 W 7 W 7 W 7 W 8 W
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 0% 0% 0% 10% 10% 10% 10% 10%
Dew Point 59° 61° 60° 58° 58° 59° 59° 61°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Jul 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 87° 83° 102° (1916) 79°
Low 68° 64° 50° (1984) 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:43 AM with 14:30 of sunlight, then sets at 8:13 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:29 PM with 10:31 of moolight, then sets at 6:00 AM

Prospect Heights Weather Report

Chicago: Unsettled Weather to Make Early-Week Return

July 30, 2015; 12:36 PM ET

Temperatures will stay in the 80s, with the daytime high slowly working its way into the low 80s by Monday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

48 Hour Precipitation Forecast

Thu. Snow Day Potential