Ottawa, Ontario, Canada Severe Weather Alertstar_ratehome

Locally heavy rainfall in thunderstorms today.

What:
Local rainfall amounts of 30 to 50 mm.

When:
This afternoon through tonight.

Additional information:
Heavy showers and thunderstorms are expected today as a low pressure system tracks east across the region.

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

Localized flooding in low-lying areas is possible.

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

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Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or post reports on X using #ONStorm.