• Tonight

    Feb 27

    Lo -5°

    Clear and bitterly cold

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Feb 28

    20°Lo 12°

    Very cold

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

    Mar 1

    29°Lo 6°

    Cloudy, a bit of snow; chilly

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

    Mar 2

    28°Lo 22°

    Cold with partial sunshine

    Low ragweed pollen levels
    • Precip
      14%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      37%
    more
  • Tue

    Mar 3

    40°Lo 18°

    Ice changing to rain; chilly

    Ragweed Pollen Weather
    • Precip
      81%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      99%
    more
Next Previous
Hi 11° RealFeel® 7° Precipitation 0%

Day

N

E

S

W

  • W 8 mph
  • Gusts: 14 mph

Sunshine and bitterly cold; extreme cold can be dangerous for outdoor activities in the morning

  • Max UV Index: 0 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo -5° RealFeel® -4° Precipitation 0%

Night

N

E

S

W

  • WSW 4 mph
  • Gusts: 8 mph

Clear and bitterly cold; extreme cold can be dangerous for outdoor activities

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Aurora Pollen Levels - February 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Feb 27

more Historical Weather Data >
  Today Normal Record 2/27/2014
High 11° 39° N/A 19°
Low -5° 24° N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 11:10 of sunlight, then sets at 5:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:28 PM with 14:44 of moolight, then sets at 3:12 AM

Aurora Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 27, 2015; 4:24 PM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps