• Tonight

    Aug 30

    Lo 66°

    Partly cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Aug 31

    85°Lo 68°

    Partly sunny and humid

    High ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      70 - High
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Sep 1

    83°Lo 67°

    Thunderstorms, strong late

    Moderate ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Tue

    Sep 2

    81°Lo 58°

    Times of clouds and sun

    Moderate ragweed pollen levels
    • Precip
      20%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      46%
  • Wed

    Sep 3

    83°Lo 70°

    Mostly sunny

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      18%
    more
Next Previous
Clear 62° Lo 58° RealFeel® 60° / 56°

N

E

S

W

  • Precipitation: 14%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 90%
  • Cloud Cover: 0%
  • Dew Point: 57° F
  • Visibility: 10 mi
5 mph

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2013
High 81° 81° 101° (1953) 78°
Low 58° 60° 40° (1946) 53°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:22 AM with 13:05 of sunlight, then sets at 7:27 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:11 PM with 10:04 of moolight, then sets at 12:15 AM

Top Story

Ottawa Weather Report

Severe Storms to Threaten Chicago on Labor Day

August 30, 2014; 6:45 PM ET

Chicago will become the target of severe thunderstorms as the Labor Day holiday weekend comes to an end, creating dangers for those with outdoor plans. more >

Tue. Dust & Dander

Tue. Wind Maps