Weather Glossary


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Back Door Cold Front A cold front moving south or southwest along the Atlantic seaboard and Great Lakes; these ...
Banner Cloud A cloud plume often observed to extend downwind behind isolated mountain peaks, even on otherwise ...
Baroclinic Zone A region in which a temperature gradient exists on a constant pressure surface. Baroclinic zones ...
Barotropic System A weather system in which temperature and pressure surfaces are coincident, i.e., temperature is uniform ...
Base Reflectivity One of the three fundamental quantities (along with base [radial] velocity and spectrum width) that ...
Beaufort Scale The Beaufort wind scale is a system used to estimate and report wind speeds when ...
Bomb Popular expression of a rapid intensification of a cyclone (low pressure) with surface pressure expected ...
Bow Echo A radar echo which is linear but bent outward in a bow shape. Damaging straight-line ...
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City Weather

Sunny 8°C
Mostly Sunny 12°C
Partly Cloudy 7°C
Mostly Cloudy 11°C
Mostly Cloudy 9°C
Snow Showers 0°C
Cloudy 4°C
Mostly Sunny -3°C
Cloudy 0°C
Mostly Sunny 12°C

Last Update: 6:00 PM Apr 24 2017

Weather can be active anytime when you make your visit to Canada. With each season offering its own unique conditions to observe. Booking coach or business class flights it is always a great time to visit Canada and its vast display of weather.