• Today

    Mar 2

    30°Lo 23°

    Partly sunny and cold

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

    Mar 3

    40°Lo 15°

    Snow and ice, then rain

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

    Mar 4

    19°Lo 1°

    Clouds and sun; much colder

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

    Mar 5

    17°Lo 7°

    Sunshine and bitterly cold

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      20%
    more
  • Fri

    Mar 6

    34°Lo 25°

    Partly sunny and not as cold

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      20 mph
    • Cloud
      Cover
      48%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Snow
Ice
Ice
Flurries
Cloudy
Cloudy
Cloudy
Rain
Temp (°F) 29° 30° 31° 33° 35° 36° 37° 38°
RealFeel® 13° 13° 14° 18° 21° 23° 24° 22°
Humidity 69% 74% 77% 73% 71% 68% 70% 73%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
0%
 
4%
 
4%
 
4%
 
4%
 
4%
 
7%
 
55%
Snow
 
58%
 
51%
 
51%
 
51%
 
40%
 
34%
 
22%
 
0%
Ice
 
0%
 
67%
 
67%
 
49%
 
26%
 
26%
 
17%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 14 SSE 15 SSE 16 SSE 18 SSE 18 SSE 18 S 20 S 18 S
UV Index 0 0 0 0 1 1 1 1
Cloud Cover 99% 99% 99% 99% 100% 100% 99% 99%
Dew Point 20° 23° 25° 26° 26° 27° 28° 30°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F Middle Grid line 25 F

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 40° 42° 80° (1974) 20°
Low 15° 27° -6° (1873)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 11:20 of sunlight, then sets at 5:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:07 PM with 13:30 of moolight, then sets at 5:37 AM

Chicago Weather Report

Chicago: Wintry Mix to Precede Harsh Cold

March 2, 2015; 8:15 AM ET

While Chicago will escape the brunt of a snowstorm moving from the Rockies to the Midwest, the city will still see some wintry precipitation early this week. more >

Making a Forecast: The Sixth Sense

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

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps