Here’s when the maintenance should occur across a number of time zones:

  • Pacific: 1am – 3am
  • Mountain: 2am – 4am
  • Central: 3am – 5am
  • Eastern: 4am – 6am
  • Hawaii: 11pm (6/27) – 1am (6/28)
  • Alaska: 12am – 2am
  • GMT: 8am – 10am