• Today

    Aug 20

    86°Lo 69°

    Sun, some clouds

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Thu

    Aug 21

    88°Lo 73°

    A couple of thunderstorms

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Aug 22

    90°Lo 72°

    Clouds and sun with a t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sat

    Aug 23

    90°Lo 71°

    A p.m. t-storm possible

    Moderate ragweed pollen levels
    • Precip
      30%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      46%
    more
  • Sun

    Aug 24

    92°Lo 70°

    Clouds and sun, hot and humid

    Ragweed Pollen Weather
    • Precip
      22%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      46%
    more
Next Previous
Next 8 hours >
  Wed
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Clear
Clear
Clear
Clear
Clear
Clear
Mostly Clear
Mostly Sunny
Temp (°F) 69° 67° 66° 65° 64° 63° 64° 66°
RealFeel® 67° 65° 63° 63° 63° 62° 63° 63°
Humidity 87% 88% 90% 91% 92% 93% 93% 90%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
28%
 
19%
 
2%
 
2%
 
2%
 
2%
 
2%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 4 W 4 W 4 W 5 WSW 4 W 4 NNW 4 NNW 4 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 9% 9% 2% 3% 1% 8% 11% 15%
Dew Point 65° 64° 63° 62° 62° 61° 62° 63°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 20

more Historical Weather Data >
  Today Normal Record 8/20/2013
High 86° 82° 98° (1947) 88°
Low 69° 63° 47° (1950) 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 13:40 of sunlight, then sets at 7:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:44 AM with 14:47 of moolight, then sets at 4:31 PM

Top Story

Wheaton Weather Report

Chicago: Showers, Thunderstorms to Return Thursday

August 20, 2014; 3:53 AM ET

There will be an uptick in humidity and storms in Chicago for much of this week. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps