This weekend, from 9:45 PM Friday, August 24 to 5:00 AM Monday, August 27, there will be no service from Manhattan to High Street, as A and C trains will be diverted to the F line between West 4th Street in Manhattan and Jay Street-Metro Tech. Use the York Street station in DUMBO or Jay Street, or switch to a Manhattan bound train at Jay and ride it one stop to High Street. From 10:45 PM Friday to 5:00 AM Monday there will be no Manhattan bound service at York Street, as F trains will be diverted to the A/C line from Jay Street to West 4th. to reach the LES stops on the F, take an A, C, or F from Jay or High to West 4th, and change there for a Brooklyn bound A, C, or F. For those traveling to or from Bay Ridge, from 10:45 PM Friday to 5:00 AM Saturday, and during those hours Saturday to Sunday and Sunday to Monday, there will be no late night R service. N trains will run between Court Street or Jay Street to 36th Street, and shuttle buses between 36th and 95th streets. On a positive note, From 11:00 PM Friday to 5:00 AM Monday there will be extra service to Manhattan from Court Street and from the R platform at Jay Street, as Manhattan bound Q and Manhattan and Queens bound N trains will be diverted to the R line.
The following work week – Monday, August 27 to Friday, August 31 – each night from 9:45 PM to 5:00 AM there will be no 3 trains running, but 2 trains should be running normally. 4 trains will provide alternative service to 3 train stops from Atlantic Avenue to New Lots Avenue. On these same nights, from 11:45 PM to 5:00 AM, there will be extra Manhattan bound service at Court and Jay streets, as Q trains will be diverted to the R line between DeKalb Avenue and Canal Street.
For planned service changes that may affect travel on other parts of the system, either during the weekend or the following week, and for unplanned disruptions, see MTA Info.