• Early AM

    Aug 31

    Lo 61°

    Mainly clear

    Hair Frizz Weather
    • Wind
      Gust
      6 mph
    • Precip
      2%
    • Hours of Precip
      0
    more
  • Today

    Aug 31

    86°Lo 67°

    Sunny, warmer and humid

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Tue

    Sep 1

    88°Lo 71°

    Mostly sunny, warm and humid

    Warning for hair frizz
    • Wind
      Gust
      10 mph
    • Precip
      25%
    • Hours of Precip
      0
    more
  • Wed

    Sep 2

    90°Lo 68°

    Partly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      9%
    • Hours of Precip
      0
  • Thu

    Sep 3

    88°Lo 67°

    Mostly sunny and very warm

    Advisory for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      9%
    • Hours of Precip
      0
    more
Next Previous
Hi 90° RealFeel® 95° Precipitation 7%

Day

N

E

S

W

  • SSW 7 mph
  • Gusts: 12 mph

Partly sunny and very warm

  • Max UV Index: 6 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 68° RealFeel® 67° Precipitation 9%

Night

N

E

S

W

  • SSW 6 mph
  • Gusts: 8 mph

Partly cloudy and warm

  • Max UV Index: N/A
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 90° 80° N/A 82°
Low 68° 60° N/A 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:18 AM with 13:06 of sunlight, then sets at 7:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:59 PM with 14:04 of moolight, then sets at 12:03 PM

Mount Prospect Weather Report

Chicago: Heat, Humidity to Build Through Week

August 30, 2015; 8:00 PM ET

A turn to warmer conditions is in store for the Chicago area heading into the new week. 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.

Wed. Hair Frizz

Wed. Wind Maps

Wed. UV Index