• Today

    Apr 17

    60°Lo 42°

    Sun yielding to clouds

    Moderate indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Fri

    Apr 18

    60°Lo 39°

    Clouds giving way to some sun

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sat

    Apr 19

    72°Lo 49°

    Sunshine and patchy clouds

    Low indoor dust & dander levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Sun

    Apr 20

    75°Lo 54°

    Mostly cloudy

    Low indoor dust & dander levels
    • Precip
      23%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      76%
    more
  • Mon

    Apr 21

    72°Lo 60°

    Mostly cloudy with a shower

    Low indoor dust & dander levels
    • Precip
      58%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      76%
    more
Next Previous
Hi 60° RealFeel® 60° Precipitation 40%

Day

N

E

S

W

  • WSW 9 mph
  • Gusts: 26 mph

Increasing cloudiness with a shower in places this afternoon

  • Max UV Index: 6 (High)
  • Thunderstorms: 20%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 42° RealFeel® 39° Precipitation 57%

Night

N

E

S

W

  • NNE 3 mph
  • Gusts: 6 mph

Cloudy with a little rain

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0.07 in
  • Rain: 0.07 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs

Ottawa Pollen Levels - April 17

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 17

more Historical Weather Data >
  Today Normal Record 4/17/2013
High 60° 63° 89° (2002) 53°
Low 42° 41° 24° (1897) 43°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:13 AM with 13:25 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:24 PM with 10:08 of moolight, then sets at 8:32 AM

Is it a Cold or the Flu?

Apr 7, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Thu. Pollen

Thu. Dust & Dander

Thu. Wind Maps