A winter travel advisory for the Ottawa area has been removed by Environment Canada.
Winter weather: Canadians face severe cold and heavy snow
Significant weather event declared by Environment Canada and City
Environment-Canada
Tornadoes of 2021 - Wikipedia
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How severe weather alerts are issued, and potentially save lives
Environment Canada advisory
Tornado warnings lifted in Ontario and Quebec
Severe thunderstorm watch for Ontario
Service Updates - Maritime-Ontario
Severe thunderstorm warning issued in Ontario lifted
Extreme cold warnings in place Monday night for parts of Ontario
Summer 2023 weather: What to expect across Canada