• Today

    Mar 3

    48°Lo 17°

    Cloudy with winds subsiding

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

    Mar 4

    29°Lo 9°

    Mostly cloudy; windy, colder

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

    Mar 5

    33°Lo 22°

    Sunny and not as cold

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

    Mar 6

    51°Lo 29°

    Windy with plenty of sunshine

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      20 mph
    • Cloud
      Cover
      0%
    more
  • Sat

    Mar 7

    54°Lo 29°

    Sunshine

    Ragweed Pollen Weather
    • Precip
      2%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      13%
    more
Next Previous
Hi 48° RealFeel® 39° Precipitation 55%

Day

N

E

S

W

  • W 18 mph
  • Gusts: 33 mph

A thick cloud cover with winds gradually subsiding

  • Max UV Index: 3 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 0.02 in
  • Rain: 0.02 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 17° RealFeel® 2° Precipitation 4%

Night

N

E

S

W

  • N 16 mph
  • Gusts: 25 mph

Windy and colder with considerable cloudiness

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Ottawa Pollen Levels - March 3

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Mar 3

more Historical Weather Data >
  Today Normal Record 3/3/2014
High 48° 50° 79° (1946) 21°
Low 17° 27° -6° (2014) -6°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:51 AM with 11:25 of sunlight, then sets at 6:16 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:41 PM with 13:22 of moolight, then sets at 6:03 AM

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps