• Today

    Apr 19

    71°Lo 47°

    Becoming rainy

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

    Apr 20

    56°Lo 35°

    Spotty morning showers; windy

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 21

    54°Lo 31°

    Partly sunny, windy and cool

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Wed

    Apr 22

    52°Lo 30°

    Partly sunny, windy and cool

    Low ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      20 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    Apr 23

    52°Lo 29°

    Breezy with plenty of sun

    Ragweed Pollen Weather
    • Precip
      15%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      9%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Temp (°F) 43° 46° 48° 50° 51° 52° 54° 53°
RealFeel® 33° 37° 41° 44° 44° 47° 48° 46°
Humidity 52% 46% 43% 38% 36% 34% 33% 32%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
1%
 
4%
 
4%
 
4%
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) 20 W 22 W 23 W 24 W 26 W 25 W 25 W 24 W
UV Index 2 4 5 6 7 6 5 4
Cloud Cover 26% 26% 26% 26% 26% 26% 26% 37%
Dew Point 26° 26° 26° 25° 25° 24° 25° 24°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 54° 62° 89° (1987) 71°
Low 31° 40° 22° (1988) 49°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:06 AM with 13:36 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:22 AM with 14:44 of moolight, then sets at 11:06 PM

DeKalb Weather Report

Chicago: Rain to Span Second Half of Weekend

April 19, 2015; 5:55 AM ET

The second half of the weekend will see a combination of lower temperatures and significant rainfall, but Chicago will slowly pull out of the damp, cooler conditions through the new week. more >

Tue. Dust & Dander

Tue. Wind Maps