• Tonight

    Jul 30

    Lo 68°

    Clear

    Hair Frizz Weather
    • Wind
      Gust
      24 mph
    • Precip
      3%
    • Hours of Precip
      0
    more
  • Fri

    Jul 31

    88°Lo 64°

    Mostly sunny and warm

    Watch for hair frizz
    • Wind
      Gust
      20 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Sat

    Aug 1

    85°Lo 66°

    Mostly sunny and pleasant

    Watch for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      12%
    • Hours of Precip
      1.5
  • Sun

    Aug 2

    85°Lo 68°

    Clouds and sun with a t-storm

    Advisory for hair frizz
    • Wind
      Gust
      17 mph
    • Precip
      57%
    • Hours of Precip
      2.5
    more
  • Mon

    Aug 3

    87°Lo 63°

    A thunderstorm possible

    Warning for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      30%
    • Hours of Precip
      1
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 72° 77° 79° 81° 82° 84° 85° 84°
RealFeel® 73° 79° 83° 84° 85° 87° 87° 85°
Humidity 57% 52% 50% 46% 45% 45% 44% 45%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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0%
 
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0%
 
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0%
 
0%
Snow
 
0%
 
0%
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 9 WNW 9 WNW 10 NW 12 NW 13 NW 13 NW 13 WNW 13 WNW
UV Index 3 4 6 7 7 7 6 4
Cloud Cover 7% 10% 10% 10% 10% 26% 26% 26%
Dew Point 56° 58° 60° 59° 59° 61° 61° 61°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2014
High 85° 83° N/A 85°
Low 66° 64° N/A 62°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:26 of sunlight, then sets at 8:11 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:54 PM with 11:30 of moolight, then sets at 8:24 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 History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Sat. Hair Frizz

Sat. Wind Maps

Sat. UV Index