Add Хагуэй-Гранде (Куба) to your list and use my-locations table to visually convert it's time to another timezone or city time.
Mouse over the colored hour-tiles and glance at the hours selected by the column.

Current time zone for Хагуэй-Гранде (Куба) is CDT, whose offset is GMT-4 from Greenwich Mean Time (GMT).

The IANA timezone identifier for Хагуэй-Гранде, Куба is "America/Havana"

DST started on Sunday, March 10 2024 at 0:00 am local time, when time in Хагуэй-Гранде moved forward 1 hour to 1:00 am.
DST ends on Sunday, November 3 2024 at 1:00 am local time, when time in Хагуэй-Гранде moves back 1 hour to 0:00 am.