• Today

    Sep 30

    67°Lo 48°

    Cooler with clouds breaking

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

    Oct 1

    77°Lo 61°

    Warmer with clouds and sun

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

    Oct 2

    75°Lo 54°

    A couple of thunderstorms

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

    Oct 3

    58°Lo 41°

    Cooler with a stray shower

    Low ragweed pollen levels
    • Precip
      40%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      78%
    more
  • Sat

    Oct 4

    57°Lo 42°

    Cool with partial sunshine

    Ragweed Pollen Weather
    • Precip
      7%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      45%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Clear
Mostly Clear
Mostly Clear
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 50° 49° 48° 49° 51° 54° 60° 65°
RealFeel® 45° 44° 43° 44° 46° 51° 58° 65°
Humidity 84% 86% 87% 88% 83% 74% 66% 59%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
 
2%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 7 ESE 7 ESE 7 ESE 7 ESE 7 SE 7 SE 7 SE 8 SE
UV Index 0 0 0 0 0 1 2 3
Cloud Cover 26% 26% 26% 26% 46% 46% 46% 46%
Dew Point 45° 45° 45° 45° 46° 46° 48° 51°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F

Temperature History - Oct 1

more Historical Weather Data >
  Today Normal Record 10/1/2013
High 77° 71° 90° (1971) 79°
Low 61° 45° 32° (1974) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:53 AM with 11:46 of sunlight, then sets at 6:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:56 PM with 10:11 of moolight, then sets at 12:07 AM

Top Story

Peru Weather Report

Chicago: Mix of Sun, Storms Ahead as Temperatures Fluctuate

September 30, 2014; 7:29 AM ET

The Chicago area is set for a roller-coaster weather pattern over the next few days as temperatures rise and fall in between alternating sunny and stormy skies. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps