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Asia - Pacific


Borups Corners, ON

Alerts in Effect

Rainfall Warning

Issued at 10:57 Monday 20 September 2021

Significant rainfall continues today.

Hazard: Additional rainfall amounts of 20 to 40 mm. Higher amounts in areas that receive multiple thunderstorms.

Source: Radar indicates that rainfall amounts from 100 to 125 mm have occurred since Sunday evening.

Timing: Ending this evening.

Locations impacted:
Portions of ON-502. Emo, Stratton, Burditt Lake, Manomin, Dermid, Lake Despair, Weld Lake, West Jackfish Lake, Lake Wasaw, Jackfish Lake, Northwest Bay, Pipestone Lake, Loonhaunt Lake, Kaiashkons Lake, Lower Manitou Lake, Entwine Lake, Manders, Shenston, Black Hawk and Barwick.

Discussion: This rainfall is due to a slow moving, moisture laden low pressure system.

For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources and Forestry District office. Visit for the latest details.


Heavy downpours can cause flash floods and water pooling on roads.

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

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