Please choose your default site




North Lancaster, ON

Alerts in Effect

Rainfall Warning

Issued at 09:34 Monday 24 July 2017

Rain, at times heavy, is expected.

A significant soaking rainfall on tap.

A slow moving upper disturbance over Lake Huron is expected to generate significant rainfall amounts over much of Eastern Ontario. Periods of rain, heavy at times, will continue into tonight with widespread total rainfall amounts of 50 to 100 mm by Tuesday morning.
Local rainfall amounts of 100 to 125 mm are likely, especially in the St. Lawrence Valley.


Localized flooding in low-lying areas is possible.

Rainfall warnings are issued when significant rainfall is expected.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to or tweet reports using #ONStorm.

Default saved

Search Location


Sign In

Please sign in to use this feature.