UPDATE: 10:47 p.m.: All weather advisories have since ended for London and Middlesex.
A severe thunderstorm warning has been issued for London and surrounding areas by Environment Canada, as the region braces for damaging winds and heavy rain showers Wednesday night.
Severe thunderstorm warnings have been issued across southwestern Ontario as the national weather service reports a line of severe thunderstorms over Michigan is making its way east into the province.
The advisory said the storm system, stretching from the Windsor area to near Grand Bend, could reach London, St. Thomas, and Woodstock near 8 p.m.
“Wind gusts to 110 km/h and torrential downpours are possible, along with 2 to 3 cm hail,” read the warning advisory, issued around 6:20 p.m.
A forecast issued by Environment Canada for London around 3:30 p.m. said rainfall amounts of 20 to 30 mm locally was expected, along with strong gusts.
The hourly forecast shows a showers or thunderstorms from about 8 p.m. until around 2 a.m.
In addition to the rain showers and winds, London and Middlesex and much of southern Ontario were under a heat warning Wednesday afternoon.
Environment Canada says the heat came to an end Wednesday night with the arrival of the incoming cold front. The overnight low is expected to be 15C.