Highest 1 hour temperature changes in BC and Canada?

[Glacier]

I've just looked at a single station so far (hourly extremes from 2012 to 2020. Feel free to add to the list.

Puntzi Mountain
2014-01-14 21:00:00 PST = 14.5 degrees (from a maximum of 8.3 to a low of -6.2)
2016-12-21 04:00:00 PST = 12.7 degrees (from a maximum of 2.4 to a low of -10.3)
2013-12-27 12:00:00 PST = 12.3 degrees (from a maximum of 2.6 to a low of -9.7)
2020-01-29 05:00:00 PST = 12.2 degrees (from a maximum of 5.1 to a low of -7.1)
2019-01-27 03:00:00 PST = 12.2 degrees (from a maximum of 5.7 to a low of -6.5)
2014-01-10 08:00:00 PST = 12.2 degrees (from a maximum of -5.3 to a low of -17.5)
2013-01-18 06:00:00 PST = 11.4 degrees (from a minimum of -4.6 to a high of 6.8)