• Today

    Sep 17

    71°Lo 47°

    Mostly sunny and pleasant

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

    Sep 18

    72°Lo 49°

    Sunny and pleasant

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

    Sep 19

    76°Lo 61°

    Pleasant with periods of sun

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

    Sep 20

    80°Lo 60°

    A couple of p.m. t-storms

    Low ragweed pollen levels
    • Precip
      66%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      77%
    more
  • Sun

    Sep 21

    76°Lo 53°

    A morning shower possible

    Ragweed Pollen Weather
    • Precip
      30%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      51%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
7pm
8pm 9pm 10pm 11pm Thu
12am
1am 2am
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Forecast
Mostly Sunny
Clear
Clear
Clear
Clear
Clear
Clear
Clear
Temp (°F) 65° 62° 60° 58° 55° 54° 53° 51°
RealFeel® 62° 62° 60° 57° 55° 54° 52° 51°
Humidity 60% 65% 71% 75% 79% 82% 84% 86%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
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%
   
  7pm 8pm 9pm 10pm 11pm 12am 1am 2am
Wind (mph) 1 NNE 1 NE 1 NE 1 NE 1 NE 1 ENE 2 ENE 2 ENE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 11% 0% 0% 0% 0% 0% 0% 0%
Dew Point 51° 51° 51° 50° 49° 49° 48° 47°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 17

more Historical Weather Data >
  Today Normal Record 9/17/2013
High 71° 76° 97° (1927) 74°
Low 47° 53° 31° (1937) 46°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 12:25 of sunlight, then sets at 7:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:35 AM with 14:38 of moolight, then sets at 3:13 PM

Top Story

Ottawa Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 17, 2014; 1:12 AM ET

The cooler, below-average conditions responsible for the fall-like feel will hold through the end of the week over the Chicago area. more >

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps