• Today

    Aug 21

    88°Lo 71°

    A couple of thunderstorms

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

    Aug 22

    90°Lo 70°

    A thunderstorm in spots

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Sat

    Aug 23

    87°Lo 69°

    A p.m. t-storm possible

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Aug 24

    91°Lo 69°

    Clouds and sun; hot, humid

    Moderate ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      48%
    more
  • Mon

    Aug 25

    89°Lo 66°

    A stray afternoon t-storm

    Ragweed Pollen Weather
    • Precip
      42%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      28%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Temp (°F) 76° 80° 83° 84° 87° 89° 90° 89°
RealFeel® 82° 89° 94° 98° 101° 103° 103° 101°
Humidity 85% 80% 76% 72% 68% 66% 64% 65%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
33%
 
39%
 
51%
 
47%
 
40%
 
33%
 
33%
 
36%
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) 5 SW 6 SW 6 SW 6 SW 6 WSW 6 SW 6 SW 5 SW
UV Index 2 3 5 6 6 6 5 3
Cloud Cover 73% 65% 57% 51% 48% 48% 50% 54%
Dew Point 72° 73° 75° 75° 75° 76° 76° 76°
Middle Grid line 95 F Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 90° 81° N/A 76°
Low 70° 63° N/A 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:09 AM with 13:34 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:32 AM with 14:20 of moolight, then sets at 5:52 PM

Top Story

Yorkville Weather Report

Chicago: Threat of Thunderstorms Lingers After Heavy Rains Flood Wrigley Field

August 21, 2014; 5:20 AM ET

While there may be a mix of sunshine and clouds over the area, Chicago is facing more rounds of thunderstorms over the next several days. more >

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps