• Today

    Sep 16

    66°Lo 43°

    Mostly sunny and warmer

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

    Sep 17

    70°Lo 47°

    Partly sunny and pleasant

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

    Sep 18

    71°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 59°

    Pleasant with periods of sun

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      46%
  • Sat

    Sep 20

    79°Lo 61°

    A couple of p.m. t-storms

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      79%
    more
Next Previous
Hi 76° RealFeel® 75° Precipitation 4%

Day

N

E

S

W

  • SSE 8 mph
  • Gusts: 13 mph

Pleasant with periods of sun

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 59° RealFeel® 54° Precipitation 16%

Night

N

E

S

W

  • S 8 mph
  • Gusts: 12 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 8%
  • 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 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 76° 76° 95° (1947) 92°
Low 59° 52° 34° (1929) 67°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:18 of sunlight, then sets at 6:58 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:23 AM with 14:05 of moolight, then sets at 4:28 PM

Top Story

Ottawa Weather Report

Chicago: Cooler, Fall-Like Temperatures to Linger

September 16, 2014; 6:45 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 >

Fri. Dust & Dander

Fri. Wind Maps