Montreal, Quebec, Canada Severe Weather Alertstar_ratehome

Humidex values near 40.

When:
This afternoon.

Where:
Southern Quebec.

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Heat warnings are issued when very high temperature or humidity conditions are expected to pose an elevated risk of heat illnesses, such as heat stroke or heat exhaustion.

For more information: https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/how-protect-yourself.html https://www.canada.ca/en/health-canada/services/climate-change-health/extreme-heat/who-is-at-risk.html

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

Conditions are favourable for the development of severe thunderstorms.

When: this afternoon and this evening.

Main threats:
- Strong wind gusts up to 100 kilometres per hour
- Very heavy rain
- Hail with a diameter of almost 1 centimetre

Nautical activities may be hazardous due to sudden, severe wind gusts on bodies of water.

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Local utility outages are possible.

Heavy rain can cause flash flooding and significant reductions to visibility.

Severe thunderstorm watches are issued when conditions are favourable for the development of thunderstorms capable of producing damaging hail, wind or rain.

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

Conditions are favourable for the development of squalls with wind gusts up to 50 knots and frequent lightning.

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Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.