10:51 PM MDT Sunday 30 June 2024 Severe Thunderstorm Warning in effect for: City of Calgary At 10:50 PM MDT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing up to nickel size hail and heavy rain. This thunderstorm is located over Calgary and is moving 20 km/h to the southeast. Heavy downpours can cause flash floods and water pooling on roads. Large hail can damage property and cause injury. Take cover immediately, if threatening weather approaches. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors! Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are likely to produce or are producing 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 ABstorm@ec.gc.ca or tweet reports using #ABStorm . Watches 8:39 PM MDT Sunday 30 June 2024 Severe Thunderstorm Watch in effect for: City of Calgary Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain. Thunderstorms will continue this evening, and weaken later tonight. Large hail can damage property and cause injury. Heavy downpours can cause flash floods and water pooling on roads. Be prepared for severe weather. Take cover immediately, if threatening weather approaches. Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors! 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 ABstorm@ec.gc.ca or tweet reports using #ABStorm .