December 30, 2011 — Here are the Top 10 storms of 2011 as voted by Weather Network viewers.
The biggest weather stories of the year
We chose them, you ranked them, and now, it's time to reveal the 10 biggest weather stories of 2011.
10. Groundhog Day snowstorm in eastern Canada -- A winter storm dumped more than 30 cm of snow on parts of eastern Canada on Groundhog Day. It was one of the biggest snowstorms of 2011.
9. Ottawa Bluesfest Stage Collapse -- A strong downdraft during a sudden thunderstorm leveled the stage at Ottawa's Bluesfest on July 17th. Several people were injured.
8. August severe thunderstorm outbreak in southern Ontario -- On August 24th, severe thunderstorms swept across southern Ontario, spawing three confirmed tornadoes and producing some 50,000 lightning strikes.
7. Southern Alberta windstorm -- Hurricane-force wind gusts blasted parts of southern Alberta on November 27th. The damaging winds shut down Calgary's downtown core and fanned a grassfire near Lethbridge.
6. Hurricane Irene -- Hurricane Irene blasted the east coast of the United States in August. The category 1 storm triggered widespread flooding and was blamed for dozens of deaths. The storm also hit Quebec and the Maritimes, with winds taking down trees and power lines.
5. U.S. record tornado season -- April was the most active month in history for tornadoes in the U.S. -- 753 tornadoes touched down. The following month, an F-5 tornado devastated the town of Joplin, Missouri. More than 150 people died, making it the single deadliest tornado since 1947.
4. Saskatchewan and Manitoba's spring flooding -- An exceptionally snowy winter and rainy spring led to some of the worst flooding ever seen in Saskatchewan and Manitoba. Floodwaters inundated a huge area and took months to fully recede.
3. Australia and Thailand's devastating floods -- Monsoonal flooding took a heavier than normal toll on some parts of the world this year. Australia saw its highest floods in more than a century, while ongoing floods in Thailand have killed more than 700 people.
2. Richelieu, Quebec's spring floods -- The spring melt produced the worst flooding in 140 years in Quebec's Richelieu Valley. 3,000 homes were flooded and more than 1,000 people were displaced.
1. Goderich, Ontario F3 tornado -- An F-3 tornado ripped through Goderich, Ontario on August 21st, killing one person. The picturesque town was almost unrecognizable in the wake of the storm, with historic buildings damaged, trees snapped and homes flattened. Residents and members of surrounding communities have since rallied to help Goderich rebuild.