• Tonight

    Sep 21

    Lo 43°

    Mainly clear and cooler

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Mon

    Sep 22

    68°Lo 47°

    Plenty of sun

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Sep 23

    73°Lo 50°

    Mostly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 24

    75°Lo 51°

    Sunny and pleasant

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      10%
    more
  • Thu

    Sep 25

    77°Lo 53°

    Sunshine and pleasant

    Ragweed Pollen Weather
    • Precip
      12%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      25%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sun
8pm
9pm 10pm 11pm Mon
12am
1am 2am 3am
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Forecast
Partly Cloudy
Mostly Clear
Clear
Clear
Clear
Clear
Mostly Clear
Mostly Clear
Temp (°F) 58° 56° 54° 51° 50° 49° 47° 47°
RealFeel® 54° 53° 51° 49° 48° 47° 45° 44°
Humidity 72% 76% 79% 82% 84% 85% 85% 86%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
5%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8pm 9pm 10pm 11pm 12am 1am 2am 3am
Wind (mph) 7 NNW 5 NNW 5 NNW 4 NNW 4 NNW 4 NNW 4 NNW 5 NNW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 37% 14% 1% 1% 2% 7% 10% 10%
Dew Point 49° 49° 48° 46° 46° 45° 43° 43°
Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 66° 75° 89° (2007) 69°
Low 43° 50° 34° (1991) 50°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:43 AM with 12:13 of sunlight, then sets at 6:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:16 AM with 13:17 of moolight, then sets at 5:33 PM

Top Story

Peru Weather Report

Drier Air Heads into Chicago Following Storms

September 21, 2014; 10:00 PM ET

After storms clipped Chicagoland early Sunday, drier air will filter into the area for the rest of the week. more >

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps