At 6:27 p.m. MDT, Environment Canada meteorologists are tracking a severe thunderstorm capable of producing very heavy rain.
This thunderstorm is located 20 km northwest of Bragg Creek, just south of the Trans Canada Highway and is nearly stationary.
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Heavy rain may cause flash flooding and significant reductions to visibility.
Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are expected to produce damaging hail, wind or rain.