According to
Sportsclubstats, Flames playoff chances are down to 32.3%. They had been hovering around 50% for a couple of months so there has been an appreciable drop in the past week.
For the remainder of the season, if they go:
17-12-3 they will probably make the playoffs (>50% probability)
19-10-3 they will definitely make the playoffs (>95% probability)