• Early AM

    Sep 20

    Lo 60°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 20

    75°Lo 57°

    Heavy thunderstorms

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

    Sep 21

    63°Lo 47°

    Cooler with a shower in spots

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

    Sep 22

    65°Lo 50°

    Sunshine and patchy clouds

    Moderate ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      25%
    more
  • Tue

    Sep 23

    69°Lo 51°

    Mostly sunny and pleasant

    Moderate ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      11%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Partly Cloudy
Partly Cloudy
Cloudy
Partly Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°F) 61° 60° 60° 60° 63° 65° 68° 69°
RealFeel® 54° 53° 53° 53° 57° 60° 64° 67°
Humidity 81% 83% 85% 86% 78% 78% 77% 77%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
6%
 
7%
 
7%
 
11%
 
18%
 
18%
 
23%
 
43%
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) 13 SW 13 SW 13 SW 13 SW 13 SW 13 SW 13 SW 14 SW
UV Index 0 0 0 0 0 1 2 2
Cloud Cover 42% 49% 63% 62% 98% 89% 82% 81%
Dew Point 55° 55° 55° 56° 56° 58° 60° 62°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 75° 71° N/A 74°
Low 57° 52° N/A 56°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:36 AM with 12:17 of sunlight, then sets at 6:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:13 AM with 13:45 of moolight, then sets at 4:58 PM

Top Story

Lake Bluff Weather Report

Chicago: Thunderstorms to Precede More Cool Air

September 20, 2014; 3:28 AM ET

Chicago is facing the threat of some disruptive thunderstorms on Saturday. more >

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps