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Ottawa Macdonald-Cartier Int'l Airport, Ontario

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Latitude 45.32° N | Longitude 75.67° W

Past 24 Hour Conditions

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Date / Time
(EST)		 Conditions Temperature
(°C)		 Wind
(km/h)		 Wind
chill		 Relative
humidity
(%)		 Dew
point
(°C)		 Pressure
(kPa)		 Visibility
(km)
22 January 2021
14:00


Mostly Cloudy

 -7  (-7.1) WSW 22 -15 72 -11 100.7 24
13:00


Mostly Cloudy

 -7  (-6.6) W 17 -13 68 -12 100.6 24
12:00


Mostly Cloudy

 -7  (-6.9) W 21 -14 74 -11 100.6 24
11:00


Mostly Cloudy

 -7  (-6.9) WNW 22 -14 77 -10 100.6 24
10:00


Mostly Cloudy

 -7  (-6.8) WNW 23 -14 79 -10 100.5 24
09:00


Mostly Cloudy

 -6  (-6.2) WNW 23 -14 79 -9 100.4 24
08:00


Mostly Cloudy

 -6  (-5.7) W 19 -12 72 -10 100.2 24
07:00


Mostly Cloudy

 -5  (-5.1) WNW 14 -10 79 -8 100.1 24
06:00


Partly Cloudy

 -5  (-4.7) WNW 13 -10 80 -8 100.1 24
05:00


Mostly Cloudy

 -3  (-3.3) WNW 19 gust 35 -9 80 -6 100.0 24
04:00


Mostly Cloudy

 -2  (-2.1)   WNW 15 -7 84 -5 99.9 24
03:00


Mostly Cloudy

 -3  (-2.7) W 10 -7 91 -4 99.8 24
02:00


Mostly Cloudy

 -3  (-2.8) WSW 8 -6 91 -4 99.8 24
01:00


Mostly Cloudy

 -4  (-3.9) WSW 6 -7 92 -5 99.7 24
00:00


Light Snow

 -5  (-4.9) W 6 -8 93 -6 99.7 16
21 January 2021
23:00


Light Snow

 -6  (-6.3) N 3 -8 91 -8 99.7 10
22:00


Light Snowshower

 -4  (-3.9) NW 19 -10 92 -5 99.7 10
21:00


Mostly Cloudy

 -8  (-7.8) NNE 8 -12 90 -9 99.6 16
20:00


Mostly Cloudy

 -8  (-7.9) NE 10 -13 91 -9 99.6 13
19:00


Snow Grains

 -8  (-8.0)   ENE 7 -12 91 -9 99.6 6
18:00


Mostly Cloudy

 -8  (-7.8) NE 10 -13 91 -9 99.6 16
17:00


Light Snow

 -7  (-7.3) ENE 15 -13 91 -9 99.6 10
16:00


Light Snow

 -7  (-6.8) ENE 14 -13 90 -8 99.6 10
15:00


Light Snow

 -7  (-7.1) ENE 18 -14 89 -9 99.6 16
14:00


Light Snow

 -7  (-7.0) E 13 -13 87 -9 99.7 16
Legend
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This table displays weather elements available for this station

Highest temperature
Lowest temperature

Equal temperature values are all highlighted

This is an automated product, generated using preliminary data.

If you require additional historical weather information, please visit Climate website.

Highlighting criteria

Significant Weather Conditions

To highlight potentially dangerous weather conditions the following are displayed in bold characters:

  • Tornado
  • Funnel Cloud
  • Thunderstorm
  • Lightning
  • Hail
  • Freezing precipitation
  • Heavy precipitation
  • Any other weather condition, if the visibility is 1.0 km0.6 miles or less

In addition some weather elements are displayed in bold characters when they reach the following values:

Temperatures:

  • Hot: 30.0°C86°F and higher
  • Cold: -30.0°C-22°F and lower
Humidex:
  • Values of 3595 and more
Wind chill
  • Values of -35-31 and below

Winds:

  • Mean speed of 60 km/h37 mph or more
  • Gust speed of 90 km/h56 mph or more

Visibility:

  • 1.0 km0.6 miles or less along with the weather conditions

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Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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