Weather

Planning an outdoor activity can often be dependent on weather conditions. Environment Canada provides up-to-date weather forecasts across the country. In the articles below you'll learn about forecasting, severe weather and how atmospheric changes can affect your health.

Effects of Weather   Province and Territory Weather Winners   Feeling the Summer Sizzle   Rebuilding Thailand after the Tsunami   The Top Ten Canadian Weather Stories for 2004   Avalanches: Being Prepared for Backcountry Adventure   Building a Better UV Index   A Behind-the-Scenes Look at Canada's Top Ten Weather Stories   Frostbite and Wind chill: When is cold too cold?   Canadian Cities Weather Rankings   El Nino Returns   UV Index 10 Year Anniversary   Is Weather Affecting Your health?   Top 10 Weather Stories of 2000

Forecasts   The View from Above: Using RADARSAT Satellite Technology to Monitor Sea Ice   A White Christmas in Canada   Flying Weather Stations   Seasonal Forecasting   Canada's New Wind Chill Index   Will The Real Wind Chill Factor Please Stand Up!  Severe Weather   Ice Bound   Summer Severe Weather Awareness   Canada's Top Ten Weather Stories for 2005   Lightning Strikes   Forecasting Extreme Environmental Conditions   2003 Hurricane Season Hammers Atlantic Coast   Hurricane Season in Canada   Be on the Watch for Severe Weather this Summer!   Blizzards - I am Canadian!

 Questions about weather

  Does the weather affect the Northern Lights? Where and when is it best to view them?

  What is the sunrise and sunset time today?

  How do I obtain historical weather data for White Rock, British Columbia?

  What is probability of precipitation (POP)?

  Why was the tsunami in Southeast Asia so devastating? Is there anything I can do to help?

  What causes a tornado to form, how long does the average tornado last and how is it tracked?

  What causes the temperature to drop as the sun rises, commonly known as "Sunrise sag"? Are there any environmental or scientific benefits to snow?

  In the last ten years, what natural disasters has Canada faced and at what cost?

  Why doesn't Canada get any hurricanes? What climate is associated with hurricanes?

  How much does wearing a hat or tuque in the winter help prevent body heat loss?

  Do you have any information on the effects of weather on human behaviour?

  Can relative humidity be calculated if you have the Barometric pressure, elevation, temperature and dew point?

  What is an Alberta Clipper and how did it get its name?

  What is climate and how is it different from weather?

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