• Today

    Aug 1

    82°Lo 61°

    An afternoon thunderstorm

    Frizz Forecast Weather
    • Wind
      Gust
      8 mph
    • Precip
      55%
    • Hours of Precip
      1
  • Sat

    Aug 2

    84°Lo 61°

    Partly sunny

    Frizz Forecast Weather
    • Wind
      Gust
      7 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Sun

    Aug 3

    84°Lo 65°

    Partly sunny

    Frizz Forecast Weather
    • Wind
      Gust
      5 mph
    • Precip
      25%
    • Hours of Precip
      1.5
    more
  • Mon

    Aug 4

    85°Lo 64°

    Periods of sun with a t-storm

    Frizz Forecast Weather
    • Wind
      Gust
      7 mph
    • Precip
      55%
    • Hours of Precip
      3.5
    more
  • Tue

    Aug 5

    81°Lo 62°

    Some sun, a t-storm possible

    Frizz Forecast Weather
    • Wind
      Gust
      8 mph
    • Precip
      30%
    • Hours of Precip
      3.5
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Temp (°F) 64° 67° 68° 73° 77° 78° 79° 79°
RealFeel® 63° 64° 67° 73° 80° 84° 86° 86°
Humidity 81% 74% 69% 60% 53% 50% 51% 51%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
7%
 
7%
 
7%
 
7%
 
6%
 
5%
 
5%
 
8%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 2 N 2 N 4 SSW 5 WSW 5 WSW 4 WSW 4 WSW 3 SSW
UV Index 0 0 1 3 4 6 6 7
Cloud Cover 18% 20% 33% 31% 32% 36% 61% 58%
Dew Point 58° 58° 58° 58° 58° 58° 59° 59°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2013
High 82° 83° 100° (1988) 81°
Low 61° 64° 51° (1990) 61°

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 11:16 AM with 11:31 of moolight, then sets at 10:47 PM

Top Story

Arlington Heights Weather Report

Chicago: Showers, Thunderstorms to Linger into Next Week

August 1, 2014; 4:57 AM ET

Clouds and the chance for thunderstorms will continue to linger in the Chicago area into the weekend. 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.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index