Between 2019 and 2021, only 23 per cent of tornadoes were preceded by a warning, a percentage that rose slightly to 35 per cent in 2022.
On July 24, Environment Canada issued a tornado warning for the area around Lachute, urging people to take shelter. The warning was accurate: a tornado touched down outside the town northwest of Montreal about an hour after the alert. But three other twisters that day slipped past forecasters. Read More