• Sun

    Sep 14

    23°Lo 13°

    An afternoon t-storm or two

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      6 k/h
    • Cloud
      Cover
      66%
    more
  • Mon

    Sep 15

    20°Lo 12°

    Cloudy with thunderstorms

    Ragweed Pollen Weather
    • Precip
      69%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      85%
  • Tue

    Sep 16

    16°Lo 11°

    Morning thunderstorms

    Ragweed Pollen Weather
    • Precip
      67%
    • Wind
      Speed
      15 k/h
    • Cloud
      Cover
      60%
    more
  • Wed

    Sep 17

    16°Lo 10°

    A couple of thunderstorms

    Ragweed Pollen Weather
    • Precip
      60%
    • Wind
      Speed
      11 k/h
    • Cloud
      Cover
      76%
    more
  • Thu

    Sep 18

    16°Lo 10°

    Mostly cloudy

    Ragweed Pollen Weather
    • Precip
      3%
    • Wind
      Speed
      5 k/h
    • Cloud
      Cover
      71%
    more
Next Previous
Hi 20° RealFeel® 18° Precipitation 69%

Day

N

E

S

W

  • SSW 13 km/h
  • Gusts: 29 km/h

Considerable cloudiness with thunderstorms

  • Max UV Index: 2 (Low)
  • Thunderstorms: 60%
  • Precipitation: 15 mm
  • Rain: 15 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 6 hrs
  • Hours of Rain: 6 hrs
Lo 12° RealFeel® 10° Precipitation 40%

Night

N

E

S

W

  • SSW 8 km/h
  • Gusts: 19 km/h

Partly cloudy with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 2 mm
  • Rain: 2 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Sep 15

more Historical Weather Data >
  Today Normal Record 9/15/2013
High 20° 20° 33° (1939) 19°
Low 12° (1953)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:41 AM with 12:33 of sunlight, then sets at 7:14 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:38 PM with 15:07 of moolight, then sets at 2:45 PM

Top Story

Ottawa Weather Report

Weather Pattern Highlights Into Next Week

August 20, 2014; 10:27 AM ET

A look at the weather pattern across Canada into next week. more >