It may not make it to Cat 5 as pressure is leveling off:
The pressure seems to be leveling off around 930 mb, and there is no data to support an upgrade to Cat 5.
You can see the new tracks in the 2nd image, and I will have more info and the flooding rain potential for the northeast later. The timing is Wednesday into Thursday.
You can already see the next strong hurricane in the 3rd image, which shows the new Euro ensembles for the next 6 days.