Starting Tuesday, buses will replace nighttime trains on the Long Island Rail Road's Montauk branch, impacting arrivals and departures between the hours of 9 p.m. and 4 a.m. while track inspections take place.
The planned service changes will run through Friday, Feb. 2.
Passengers have been advised to check the website new.mta.info/schedules for the most up-to-date information.