Issue date: 2026-06-20T20:02+00:00
At 2:00 p.m. MDT, Environment Canada meteorologists are tracking a cluster of severe thunderstorms capable of producing strong wind gusts, up to quarter size hail and heavy rain.These severe thunderstorms extend south of south Calgary and are moving east at 40 km/h.###Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.
Issue date: 2026-06-20T16:36+00:00
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 develop along the foothills early this afternoon and move eastward to the Saskatchewan border by this evening. Some of these thunderstorms may become severe.The risk of severe thunderstorms will end late this evening.###Large hail can cause significant damage and injury. 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 ABstorm@ec.gc.ca, call 1-800-239-0484 or post reports on X using #ABStorm.