Forms going to wrong email address

I have updated my profile settings to my preferred email address, however, the form submissions are still going to an old email account.

Changing the email address associated with your account will not update current emails, it will only change the default for newly created notifications.  For any notifications that were previously created, they would need to be updated in the specifics notifications' settings:

https://www.jotform.com/help/314-How-to-Properly-Add-Change-and-Test-a-New-Email-Recipient-Address