Tornado watch over for Ottawa, severe thunderstorm watch issued

Severe thunderstorm watch has ended for Ottawa region

The national weather agency said thunderstorms are expected to affect portions of southern Ontario early Sunday evening.

"Damaging wind gusts and torrential downpours giving rainfall amounts in excess of 50 mm are the main threats," said Environment Canada around 6:30 p.m.

Sunday evening the temperature will cool down to 18 C with wind becoming southwest 20 km/h gusting to 40 and then light this evening.

Monday will see a mix of sun and cloud and a high of 25 C with a humidex of 31.