There is no Roosevelt Island F Train service to Manhattan this weekend.

According to the MTA:

… TRACK MAINTENANCE Aug 23 – 26, Fri 9:45 PM to Mon 5 AM Coney Island-bound F trains run via the E from Roosevelt Av, Queens to 5 Av/53 St, Manhattan

Trains resume regular service at 47-50 Sts.

No Coney Island-bound F service at 21 St-Queensbridge, Roosevelt Island, Lexington Av/63 St and 57 St.

Travel Alternatives:
For service to these stations, take the F to 47-50 Sts and transfer to a Jamaica-bound F.

For service from 21 St-Queensbridge and Roosevelt Island, take the F to Roosevelt Av and transfer to a Coney Island-bound F ….

Both Roosevelt Island Tram cabins are operating and here’s the NYC Ferry 2019 Ferry Summer Schedule. During June 13 Roosevelt Island Town Hall Meeting organized by Council Member Ben Kallos , MTA representative Markus Book spoke about Roosevelt Island F Train subway service. Watch the full MTA Roosevelt Island presentation below.