• Today

    Jul 24

    97°Lo 75°

    A thunderstorm around

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

    Jul 25

    89°Lo 72°

    Partly sunny, a stray t-storm

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

    Jul 26

    89°Lo 73°

    Partly sunny with a t-storm

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

    Jul 27

    92°Lo 71°

    A couple of thunderstorms

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

    Jul 28

    88°Lo 70°

    A couple of thunderstorms

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
Next Previous
Mostly cloudy 73° Lo 70° RealFeel® 78° / 73°

N

E

S

W

  • Precipitation: 25%
  • Rain: 0 in
  • Snow: 0 in
  • Humidity: 99%
  • Cloud Cover: 74%
  • Dew Point: 71° F
  • Visibility: 5 mi
4 mph

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2015
High 88° 88° N/A 95°
Low 70° 69° N/A 77°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 14:15 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:39 AM with 14:06 of moolight, then sets at 3:45 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