In response to the deluge, the City of Calgary declared a state of local emergency as a precaution late Monday afternoon. The rain is expected to intensify through the day on Tuesday, though with breaks in between the bands expected. More on the timing and impacts through the mid-week mark, below. … THREAT FOR 100+ MM AND LOCALIZED FLOODING.

https://ca.news.yahoo.com/heavy-rain-continues-over-prairies-130904774.html