• Today

    Jul 24

    92°Lo 70°

    A thunderstorm around

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

    Jul 25

    87°Lo 64°

    Mostly sunny and humid

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

    Jul 26

    87°Lo 68°

    Sunny and pleasant

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

    Jul 27

    87°Lo 69°

    A thunderstorm possible

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

    Jul 28

    83°Lo 68°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
Next Previous
A couple of showers and thunderstorms 83° Lo 78° RealFeel® 93° / 84°

N

E

S

W

  • Precipitation: 54%
  • Rain: 0.16 in
  • Snow: 0 in
  • Humidity: 78%
  • Cloud Cover: 45%
  • Dew Point: 73° F
  • Visibility: 8 mi
6 mph

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2015
High 83° 84° 107° (1916) 87°
Low 68° 64° 51° (1925) 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:47 AM with 14:29 of sunlight, then sets at 8:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:08 AM with 14:16 of moolight, then sets at 3:24 PM

Ottawa Weather Report

By the numbers: Recapping the week's stifling central US heat

July 24, 2016; 4:33 AM ET

Stifling heat has been baking the central United States but will finally ease across northern areas this weekend. more >

Thu. Dust & Dander

Thu. Wind Maps