• Tonight

    May 31

    Lo 65°

    Clouds, a thunderstorm

    Ragweed Pollen Weather
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Wed

    Jun 1

    79°Lo 58°

    Showers and a heavier t-storm

    Moderate ragweed pollen levels
    • Grass
      Pollen
      5 - High
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Thu

    Jun 2

    80°Lo 56°

    Mostly sunny and pleasant

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Fri

    Jun 3

    82°Lo 62°

    Sunshine and patchy clouds

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      3 - Moderate
    more
  • Sat

    Jun 4

    79°Lo 59°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
Next Previous
A shower or thunderstorm possible 78° Lo 73° RealFeel® 84° / 71°

N

E

S

W

  • Precipitation: 57%
  • Rain: 0.09 in
  • Snow: 0 in
  • Humidity: 67%
  • Cloud Cover: 45%
  • Dew Point: 63° F
  • Visibility: 9 mi
10 mph

Temperature History - Jun 4

more Historical Weather Data >
  Today Normal Record 6/4/2015
High 79° 78° 98° (1914) 82°
Low 59° 57° 35° (1929) 58°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:23 AM with 15:02 of sunlight, then sets at 8:25 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:18 AM with 14:37 of moolight, then sets at 7:55 PM

Ottawa Weather Report

Strong storms to take aim at Chicago, Minneapolis and St. Louis into midweek

May 31, 2016; 11:44 PM ET

The potential for locally dangerous and disruptive thunderstorms will exist over the Midwest into Wednesday evening. more >

Sat. Dust & Dander

Sat. Wind Maps