Speaking shortly after 7.30am, ScotRail stated that due to damage to overhead electrical wires, all services planned to run through the station will be cancelled, delayed or revised.
(Permalink) Edinburgh Haymarket Overhead Line Equipment

Major long-planned rail works which would have halted all Fife-Edinburgh trains between Christmas and New Year have been postponed by ministers to avert festive disruption to passengers dissatisfied with ScotRail's service, The Scotsman has learned.
(Permalink) Dalmeny Edinburgh Haymarket Electrification