• Today

    Feb 28

    23°Lo 17°

    Sunshine and quite cold

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

    Mar 1

    29°Lo 14°

    Cold with periods of snow

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

    Mar 2

    28°Lo 23°

    Becoming cloudy and cold

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

    Mar 3

    43°Lo 18°

    Wintry mix to rain

    Low ragweed pollen levels
    • Precip
      82%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      99%
    more
  • Wed

    Mar 4

    22°Lo 5°

    Mostly cloudy and much colder

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      70%
    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
Mostly Clear
Mostly Clear
Partly Sunny
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) -1° -3° -4° 11° 15°
RealFeel® -1° 10° 16° 20° 20°
Humidity 84% 91% 97% 69% 68% 64% 58% 53%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
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0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (mph) 1 SW 2 WSW 2 WSW 1 N 2 SSW 2 S 4 S 6 S
UV Index 0 0 0 0 1 2 3 3
Cloud Cover 35% 22% 15% 44% 38% 17% 19% 14%
Dew Point -5° -5° -5° -5° -5° -2° -1°
Middle Grid line 20 F Middle Grid line 15 F Middle Grid line 10 F Middle Grid line 5 F Middle Grid line 0 F

Temperature History - Feb 28

more Historical Weather Data >
  Today Normal Record 2/28/2014
High 23° 40° 59° (1965) 32°
Low 17° 26° (1962)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:29 AM with 11:11 of sunlight, then sets at 5:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:20 PM with 14:33 of moolight, then sets at 3:53 AM

Chicago Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 28, 2015; 1:24 AM 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?

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps