• Today

    Jul 31

    80°Lo 60°

    A thunderstorm in spots

    Beneficial weather for asthma
    • Hi
      RealFeel
      84°
    • UV
      7 - High
    • Air Qual.
      Good
  • Fri

    Aug 1

    81°Lo 59°

    A t-storm in the afternoon

    Neutral weather for asthma
    • Hi
      RealFeel
      88°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Sat

    Aug 2

    80°Lo 57°

    Partly sunny with a t-storm

    Neutral weather for asthma
    • Hi
      RealFeel
      88°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Sun

    Aug 3

    82°Lo 59°

    Mostly sunny and nice

    Beneficial weather for asthma
    • Hi
      RealFeel
      88°
    • UV
      7 - High
    • Cloud
      Cover
      25%
    more
  • Mon

    Aug 4

    84°Lo 63°

    Partly sunny and beautiful

    Beneficial weather for asthma
    • Hi
      RealFeel
      89°
    • UV
      7 - High
    • Cloud
      Cover
      46%
    more
Next Previous
A shower or thunderstorm 80° Lo 77° RealFeel® 84° / 75°

N

E

S

W

  • Precipitation: 40%
  • Rain: 0.04 in
  • Snow: 0 in
  • Humidity: 53%
  • Cloud Cover: 53%
  • Dew Point: 61° F
  • Visibility: 9 mi
5 mph

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 80° 83° 104° (1999) 78°
Low 60° 64° 44° (1936) 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:25 of sunlight, then sets at 8:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:20 AM with 12:02 of moolight, then sets at 10:22 PM

Top Story

Ottawa Weather Report

Late-Week Thunderstorms in Store for Chicago

July 31, 2014; 2:58 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.

Thu. Air Quality

Thu. Asthma Risk

Thu. UV Index