According to the MTA , there will be Roosevelt Island F Train service
to and from Manhattan this weekend.
There will be Roosevelt Island R train service to and from Manhattan this weekend as well:
R trains run in both directions between 57 St-7 Av Q and 21 St-Queensbridge F, making stops at Lexington Av/63 St and Roosevelt Island, resuming normal service at 36 St, Queens.
Also:
STATION ENHANCEMENTS | Until December 2018 57 St F Station is closed
Both Roosevelt Island Tram Cabins are in operation. There is Roosevelt Island ferry service on the Astoria Route. Here’s the new summer schedule for Roosevelt Island ferry service.