Environment Canada has issued a special weather statement for Toronto and the GTA, calling for “significant” rainfall for the region.
Showers and thunderstorms are forecast to begin late Tuesday evening and continue until at least Wednesday night.
Light showers today will turn into heavier rain tonight and tomorrow. Localized flooding possible by Wednesday pic.twitter.com/XwCbVaHuCL
— Meteorologist Natasha Ramsahai (She/Her) (@CityNatasha) September 21, 2021
The national weather agency said the rain is stemming from a cold front and a low pressure system from the U.S. Midwest.
Rainfall amounts of 40-60 millimetres are expected by early Thursday morning.
As the system moves through the region, rainfall warnings may be issued for some areas.
— Jill Taylor (@jilltaylor680) September 21, 2021