I sleuthed the timetables.
I need to create an uncluttered grid chart in Excel soon, that is specific to Hamilton trains.
"West Harbor GO" is the new official name of the James North GO station that is being built.
Hamilton-to-Union Timetable Changes
- (WEEKDAY TODAY) Departs Hamilton GO currently 6:12,6:32,7:05,7:15am to Union
+ (PERMANENT WEEKDAY CHANGE) Departs Hamilton GO June 29th at changed times 6:00,6:30,7:00,7:15 to Union.
+ (PERMANENT WEEDKAY ADDITION) Departs West Harbor GO July 13th at 6:16,6:46 to Union. These also still occur during PanAm, but serves TO commuters rather than PanAm.
+ (PANAM EVENT) Departs West Harbor GO July 11th at 14:32,17:02,17:32,21:32,00:02,00:32 to Union
+ (PANAM EVENT) Departs West Harbor GO July 12th,18th,19th at 20:32,21:02,23:32,00:02 to Union
+ (PANAM EVENT) Departs West Harbor GO July 25th at 16:32,17:02,22:02,22:32 to Union
+ (PANAM EVENT) Departs West Harbor GO July 26th at 16:32,17:02 to Union
+ (PANAM EVENT) Departs West Harbor GO July 13-17th,20-24th at 20:30,21:00,23:30,00:00 to Union.
- (POST EVENT PERMANENT) Departs Hamilton GO weekdays at 6:00,6:30,7:00,7:15 to Union.
- (POST EVENT PERMANENT) Departs West Harbor GO weekdays at 6:16,6:46 to Union.
Union-to-Hamilton Timetable Changes
- (TODAY) Currently departs Union at 16:30,17:00,17:37,18:30 arriving Hamilton GO at 17:45,18:15,18:52,19:45 ... This will remain the same before and after PanAm.
(PERMANENT WEEKDAY ADDITION) Departing Union 16:47,17:23 arriving West Harbor 17:59,18:35 (these trains also double as PanAm event trains too).
+ (PAN AM EVENT) Departing Union July 11th 7:28,7:58,10:58,14:28,14:58,17:58 arriving West Harbor 8:50,9:20,12:20,15:50,16:20,19:20
+ (PAN AM EVENT) Nonstop Express! Departing Union July 13th-17th, 20-24th at 17:50 arriving West Harbor 19:00
+ (PAN AM EVENT) Departing Union July 13-17th,20-24th at 16:47,17:23,17:50 arriving West Harbor 17:59,18:35,19:00
+ (PAN AM EVENT) Departing Union July 12,18,19th 13:58,14:28,16:58,17:28 arriving West Harbor 15:20,15:50,18:20,18:50
+ (PAN AM EVENT) Departing Union July 25 at 9:28,9:58,14:58,15:28 arriving West Harbor 10:50,11:20,16:20,16:50
+ (PAN AM EVENT) Departing Union July 26 at 9:28,9:58 arriving West Harbor 10:50,11:20
- (POST EVENT PERMANENT) Departing Union weekdays 16:30,17:00,17:37,18:30 arriving Hamilton GO at 17:45,18:15,18:52,19:45
- (POST EVENT PERMANENT) Departing Union weekdays 16:47,17:23 arriving West Harbor 17:59,18:35
Niagara GO Service does not stop at West Harbor. It really, really should. But the track is a deadend in one direction at West Harbor GO at the moment, they will need to fix that ($150M Stoney Creek GO station will fix that; confirmed).