According to the MTA:

F Coney Island-bound trains run via the E from Roosevelt Av to 5 Av/53 St

Weekends, 11:15 PM Fri to 5 AM Mon, until Mar 3

Trains resume regular service at 47-50 Sts.

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

Also:

F Jamaica-bound trains make local stops at 36, Steinway, 46 Sts, Northern Blvd and 65 St

At least better transportation access to Astoria this weekend.