• Tonight

    Aug 21

    Lo 74°

    Showers and a heavier t-storm

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      86°
    • Wind
      Speed
      5 mph
  • Fri

    Aug 22

    89°Lo 71°

    Warmer with a thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      87°
    • Hi
      RealFeel
      100°
    • Wind
      Speed
      5 mph
    more
  • Sat

    Aug 23

    84°Lo 70°

    Clouds and sun with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      83°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      4 mph
    more
  • Sun

    Aug 24

    89°Lo 73°

    Very warm with clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      84°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      7 mph
    more
  • Mon

    Aug 25

    90°Lo 70°

    An afternoon thunderstorm

    Fair for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      96°
    • Wind
      Speed
      7 mph
    more
Next Previous
Cloudy 75° RealFeel® 85°

N

E

S

W

  • Humidity: 90%
  • Pressure: 29.93 in ↑
  • UV Index: 0
  • Cloud Cover: 100%
  • Ceiling: 13622 ft
  • Dew Point: 72° F
  • Visibility: 5 mi
0 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:39 of sunlight, then sets at 7:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:34 AM with 14:39 of moolight, then sets at 5:13 PM

Temperature Summary - 10:39 PM

  Temp (°F)
Now 75°
Yesterday 72°
RealFeel® 85°
RealFeel® Shade 85°
Wind Chill 75°
Dew Point 72°
  Hi / Lo
Previous 6 Hours 77°
  73°
Previous 12 Hours 79°
  73°
Previous 24 Hours 79°
  70°

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 79° 82° 99° (1955) 90°
Low 74° 63° 46° (1950) 68°

Precipitation Summary - 10:39 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0.36
Previous 12 Hours 0.55
Previous 18 Hours 1.24
Previous 24 Hours 1.24
Top Story

Mount Prospect Weather Report

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August 21, 2014; 12:59 PM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

Energy Efficient Lightbulbs and S.A.D

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Thu. UV Index