• Early AM

    Apr 21

    Lo 39°

    Clearing

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

    Apr 21

    54°Lo 34°

    Very windy; variable clouds

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      350 - High
  • Wed

    Apr 22

    51°Lo 33°

    Variably cloudy; windy, cool

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

    Apr 23

    51°Lo 34°

    Sunny, breezy and cool

    Low ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      0%
    more
  • Fri

    Apr 24

    49°Lo 37°

    Cloudy and chilly

    Low ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      96%
    more
Next Previous
Very windy 53° Lo 45° RealFeel® 45° / 35°

N

E

S

W

  • Precipitation: 24%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 39%
  • Cloud Cover: 80%
  • Dew Point: 25° F
  • Visibility: 10 mi
23 mph

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 54° 61° N/A 72°
Low 34° 41° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 13:37 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:18 AM with 14:44 of moolight, then sets at 11:02 PM

Northbrook Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 2:17 AM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. more >

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps