• Early AM

    Sep 2

    Lo 61°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 2

    82°Lo 59°

    Clouds and sun; less humid

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    84°Lo 68°

    Partly sunny

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 4

    88°Lo 71°

    Warm and humid with some sun

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      52%
  • Fri

    Sep 5

    77°Lo 57°

    Not as warm with t-storms

    High ragweed pollen levels
    • Precip
      64%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Temp (°F) 72° 76° 79° 81° 84° 87° 88° 87°
RealFeel® 72° 78° 83° 86° 90° 94° 95° 93°
Humidity 86% 82% 78% 74% 69% 66% 64% 65%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
7%
 
7%
 
7%
 
7%
 
5%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 11 S 11 S 12 S 12 S 13 S 13 S 13 S 12 S
UV Index 1 3 4 5 5 5 4 3
Cloud Cover 70% 68% 69% 72% 71% 64% 53% 40%
Dew Point 68° 70° 72° 72° 73° 74° 75° 74°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 4

more Historical Weather Data >
  Today Normal Record 9/4/2013
High 88° 79° N/A 81°
Low 71° 60° N/A 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:21 AM with 13:01 of sunlight, then sets at 7:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:02 PM with 10:12 of moolight, then sets at 2:14 AM

Top Story

Dundee Weather Report

Chicago: Cooler, Less Humid Air to Return by Late Week

September 1, 2014; 8:54 PM ET

While Labor Day marks an unofficial end to the summer, the Chicago area will see warm, humid conditions continue before temperatures slide late in the week. more >

Thu. Dust & Dander

Thu. Wind Maps