• Tonight

    Aug 27

    Lo 59°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Aug 28

    79°Lo 66°

    Some sun, then clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Sat

    Aug 29

    80°Lo 64°

    Couple of showers, thunder

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Aug 30

    83°Lo 63°

    Partly sunny and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Mon

    Aug 31

    86°Lo 64°

    Mostly sunny, warm and humid

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Cloudy
Cloudy
Cloudy
Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 61° 60° 60° 59° 60° 63° 67° 71°
RealFeel® 60° 60° 58° 57° 59° 63° 67° 72°
Humidity 91% 93% 93% 94% 90% 83% 75% 70%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
2%
 
6%
 
6%
 
6%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (mph) 6 SSE 6 SSE 6 SSE 6 SSE 6 SSE 7 SSE 8 S 9 S
UV Index 0 0 0 0 0 1 2 3
Cloud Cover 70% 70% 70% 70% 70% 45% 45% 45%
Dew Point 58° 58° 58° 57° 57° 58° 58° 60°
Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Aug 28

more Historical Weather Data >
  Today Normal Record 8/28/2014
High 79° 82° 97° (1955) 82°
Low 66° 61° 36° (1915) 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:17 AM with 13:18 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:48 PM with 11:16 of moolight, then sets at 6:04 AM

Ottawa Weather Report

Chicago: Stray Shower May Interrupt Otherwise Ideal Weekend Conditions

August 27, 2015; 4:38 PM ET

Chicago is in store for near-ideal weekend conditions after a brief shower hits the area on Saturday. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps