• Today

    Jul 30

    78°Lo 58°

    A thunderstorm in spots

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

    Jul 31

    81°Lo 61°

    A p.m. t-storm in spots

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

    Aug 1

    80°Lo 58°

    An afternoon thunderstorm

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

    Aug 2

    80°Lo 58°

    Partly sunny with a t-storm

    Low ragweed pollen levels
    • Precip
      57%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      54%
    more
  • Sun

    Aug 3

    81°Lo 61°

    Partly sunny and beautiful

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Sunny
Partly Sunny
T-storms
Partly Sunny
Temp (°F) 70° 74° 76° 77° 77° 78° 77° 80°
RealFeel® 72° 79° 83° 84° 85° 85° 82° 84°
Humidity 72% 65% 63% 61% 59% 58% 62% 55%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
20%
 
20%
 
20%
 
20%
 
25%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 3 SW 3 SW 4 SW 4 SW 4 SSW 4 SSW 4 SW 4 SW
UV Index 2 4 5 6 7 6 5 4
Cloud Cover 70% 46% 46% 70% 46% 46% 70% 46%
Dew Point 61° 62° 63° 62° 62° 62° 63° 62°
Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2013
High 80° 84° 99° (1988) 80°
Low 58° 62° 50° (1976) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:23 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:20 AM with 11:33 of moolight, then sets at 10:53 PM

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Peru Weather Report

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July 30, 2014; 6:08 AM ET

Thunderstorms will move into the Chicago area later this week, and the threat for storms will remain into the weekend. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

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Fri. Wind Maps