• Sun

    Sep 6

    90°Lo 70°

    Mostly sunny and very warm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
  • Mon

    Sep 7

    86°Lo 66°

    Variable clouds, a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Sep 8

    83°Lo 52°

    Mostly cloudy, showers around

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
  • Wed

    Sep 9

    79°Lo 55°

    Mostly cloudy

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

    Sep 10

    72°Lo 55°

    Brilliant sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 90° RealFeel® 94° Precipitation 9%

Day

N

E

S

W

  • SSE 7 mph
  • Gusts: 12 mph

Mostly sunny and very warm

  • Max UV Index: 6 (High)
  • Thunderstorms: 10%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 70° RealFeel® 69° Precipitation 11%

Night

N

E

S

W

  • S 7 mph
  • Gusts: 9 mph

Mainly clear, warm and humid

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Sep 6

more Historical Weather Data >
  Today Normal Record 9/6/2014
High 90° 80° 101° (1922) 78°
Low 70° 58° 40° (1924) 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 12:54 of sunlight, then sets at 7:20 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:21 AM with 14:44 of moolight, then sets at 3:05 PM

Ottawa Weather Report

Chicago: More Foggy Mornings in Store as Heat Holds on

September 2, 2015; 12:21 AM ET

Chicagoans can expect to begin September with a stretch of higher temperatures, increasing humidity and more foggy mornings. more >

Sun. Dust & Dander

Sun. Wind Maps