• Early AM

    Mar 3

    Lo 24°

    Occasional snow and flurries

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

    Mar 3

    39°Lo 10°

    Snow and ice, then rain

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

    Mar 4

    17°Lo -3°

    Periods of sun; much colder

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

    Mar 5

    14°Lo 2°

    Sunny and bitterly cold

    Low ragweed pollen levels
    • Precip
      6%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      9%
    more
  • Fri

    Mar 6

    34°Lo 27°

    Partly sunny and not as cold

    Low ragweed pollen levels
    • Precip
      11%
    • Wind
      Speed
      22 mph
    • Cloud
      Cover
      38%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Flurries
Cloudy
Cloudy
Flurries
Cloudy
Cloudy
Rain
Cloudy
Temp (°F) 31° 33° 34° 36° 37° 38° 38° 38°
RealFeel® 15° 19° 21° 21° 24° 25° 22° 25°
Humidity 74% 72% 72% 71% 73% 77% 78% 78%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
7%
 
7%
 
7%
 
7%
 
11%
 
47%
 
51%
 
43%
Snow
 
45%
 
45%
 
45%
 
49%
 
45%
 
0%
 
0%
 
0%
Ice
 
49%
 
44%
 
34%
 
34%
 
22%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 15 SSE 16 S 17 S 17 S 18 SSW 18 SSW 18 SW 18 SW
UV Index 0 0 1 1 1 1 1 1
Cloud Cover 100% 99% 99% 99% 99% 100% 100% 99%
Dew Point 23° 24° 26° 27° 29° 31° 32° 32°
Middle Grid line 40 F Middle Grid line 35 F Middle Grid line 30 F

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 39° 41° N/A 16°
Low 10° 25° N/A -9°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 11:20 of sunlight, then sets at 5:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:08 PM with 13:31 of moolight, then sets at 5:39 AM

Dundee Weather Report

Chicago: Wintry Mix to Precede Harsh Cold

March 2, 2015; 4:15 PM 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