Предупреждения, Gravenhurst

severe thunderstorm watch in effect Conditions are favourable for the development of severe thunderstorms that may be capable of producing large hail and heavy rain. Hazards: Heavy downpours producing 30 to 50 mm. Hail up to 2 cm in diameter. Risk of a tornado. Timing: This afternoon into the early evening. Discussion: Thunderstorms are expected to develop and move across the region this afternoon. Despite it being early Autumn, a tornado or two cannot be ruled out. ### Large hail can damage property and cause injury. Remember, severe thunderstorms can produce tornadoes. Heavy downpours can cause flash floods and water pooling on roads. Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall. Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to [email protected] or tweet reports using #ONStorm. For more information: https://www.ontario.ca/page/be-prepared-emergency. Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.