OLCI'd 63 minutes before a flight... just made it in

Who can use nwa.com check-in?
Northwest E-Ticket customers may check in for their flight on nwa.com between 24 hours and 60 minutes* prior to the scheduled departure time. nwa.com check-in is available for worldwide travel including:

*Asia and Mexico - Minimum check in time for flight departures from Asia or Mexico is 3 hours.