Roosevelt Island Transportation This Weekend - F Train Service To And From Manhattan, F Rerouted In Manhattan, Both Tram Cabins At Full Capacity And NYC Ferry New Fall RI Service Schedule

According to the MTA, there will be Roosevelt Island F Train service



to and from Manhattan this weekend. 

But:

... TRACK REPLACEMENT 9:30 PM Fri, Sep 28 to 5 AM Mon, Oct 1 F Service is rerouted in Manhattan and Brooklyn

No F service at 57 St, 47-50 Sts, 42 St-Bryant Pk, 23 St, 14 St, W 4 St, B'way-Lafayette St, 2 Av, Delancey St/Essex St, East Broadway, and York St.

F Service runs between Jamaica-179 St and Lexington Av-63 St, and via the Q express to/from Atlantic Av-Barclays Ctr...

Also:

... STATION ENHANCEMENTS | Until December 2018 57 St F Station is closed...

Both Tram Cabins operating at full capacity.

There is Roosevelt Island ferry service on the Astoria Route. Here's the new Fall Schedule for Roosevelt Island ferry service.