Thunderstorm Outlook

Thunderstorm Outlook for August 17, 2022.

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Canada:

Severe storms are possible across portions of the Saskatchewan/Manitoba border. The main threat is heavy rainfall with 50 to 75 mm possible.

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Non-severe storms are possible across southern Newfoundland, most of the Maritimes, southwestern Quebec, most of Ontario, and Manitoba and Saskatchewan.

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United States:

Severe thunderstorms are possible across parts of the Southeast, Wisconsin, Minnesota, and Arizona. The main threats will be strong winds.

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To learn more about the terms used in the thunderstorm outlook, visit our glossary.