• Tonight

    Mar 26

    Lo 20°

    Partly cloudy and colder

    Asthma Weather
    • Hi
      RealFeel
      36°
    • UV
      3 - Moderate
    • Air Qual.
      Good
    more
  • Fri

    Mar 27

    33°Lo 15°

    Cold with clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      30°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Mar 28

    40°Lo 25°

    Sunny, but chilly

    Beneficial weather for asthma
    • Hi
      RealFeel
      49°
    • UV
      5 - Moderate
    • Air Qual.
      Good
    more
  • Sun

    Mar 29

    50°Lo 32°

    Mostly cloudy, showers around

    Beneficial weather for asthma
    • Hi
      RealFeel
      42°
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
  • Mon

    Mar 30

    60°Lo 43°

    Mostly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      60°
    • UV
      6 - High
    • Cloud
      Cover
      14%
    more
Next Previous
Hi 50° RealFeel® 42° Precipitation 61%

Day

N

E

S

W

  • WSW 23 mph
  • Gusts: 37 mph

Mostly cloudy and windy with a couple of showers

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs
Lo 32° RealFeel® 19° Precipitation 4%

Night

N

E

S

W

  • WNW 15 mph
  • Gusts: 30 mph

Breezy in the evening; otherwise, clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 6%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Mar 29

more Historical Weather Data >
  Today Normal Record 3/29/2014
High 50° 55° 83° (1895) 46°
Low 32° 34° (1894) 23°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:44 AM with 12:33 of sunlight, then sets at 7:17 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:09 PM with 14:00 of moolight, then sets at 4:09 AM

Ottawa Weather Report

Chicago: Temperatures to Rebound Following Cold Start to the Weekend

March 26, 2015; 3:42 PM ET

Another surge of cold air is set to blast Chicago, bringing January like temperatures to the area for the start of the weekend before temperatures rebound into the 50s for the new week. more >

Making a Forecast: The Sixth Sense

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

Sun. Asthma Risk

Sun. UV Index