You can modify the default timezone for your SPOT messenger account. Log into your account on https://login.findmespot.com
Click on the "Account" tab. Then click on the "Preferences" link that is now shown just under the account tab.
The account preference screen will now be displayed. By default, the TimeZone is set to "GMT". Simply select the country or territory from the menu and then select the Time Zone from the menu beneath it. When you are happy with your selection, click the "Update" button to save this preference to your account.
Any dates/times displayed on your "Messages" page will be updated immediately *but* it make take up to 4 hours for the timezone settings to be reflected in your outgoing email and SMS notifications.
If you use the shared page feature, the timezone setting applied to your account is not required. The shared page will display the date/time of messages formatted to match the timezone of the the viewer - which in the case of shared pages will be the timezone set on the local computer of your friend or family member.
The TimeZone set and stored in your account is not used for shared pages but only for outgoing email notifications and for the message time displayed within the messages tab of your main account at https://login.findmespot.com