The output on a octopus portal when running a Deploy.ps1 script shows a timestamp that is ignoring timezone information, below shows an example where the octopus timestamp is displayed in GMT+0 and the script output displays the time in GMT+2, the timestamp should correctly use the system timezone information.
2012-11-22 05:44:41 INFO Copy 2AM - 11/22/2012 7:44:40 AM