• Today

    Sep 1

    82°Lo 64°

    A strong afternoon t-storm

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

    Sep 2

    80°Lo 58°

    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

    83°Lo 69°

    Partly sunny

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

    Sep 4

    87°Lo 71°

    Periods of sun

    High ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      69%
    more
  • Fri

    Sep 5

    77°Lo 58°

    Not as warm with t-storms

    Ragweed Pollen Weather
    • Precip
      67%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      84%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Cloudy
Cloudy
Cloudy
Rain
Rain
Cloudy
Cloudy
T-storms
Temp (°F) 71° 73° 76° 77° 77° 77° 79° 78°
RealFeel® 70° 72° 76° 78° 79° 80° 82° 81°
Humidity 90% 87% 84% 83% 83% 82% 79% 89%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
19%
 
19%
 
24%
 
54%
 
54%
 
49%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 9 S 10 S 10 S 11 S 11 SSW 11 SSW 10 SW 10 SW
UV Index 0 0 1 1 2 2 2 2
Cloud Cover 100% 100% 100% 98% 95% 94% 94% 94%
Dew Point 68° 69° 70° 71° 71° 72° 72° 74°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 82° 81° 93° (2011) 83°
Low 64° 61° 47° (2009) 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:07 of sunlight, then sets at 7:26 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:09 PM with 10:12 of moolight, then sets at 11:21 PM

Top Story

Joliet Weather Report

Severe Storms to Threaten Chicago on Labor Day

September 1, 2014; 4:02 AM ET

Chicago will become the target of severe thunderstorms as the Labor Day holiday weekend comes to an end, creating dangers for those with outdoor plans. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps