ScotRail have announced this morning that services towards Glasgow Central may be subject to delay amid a signalling issue near Glengarnock in North Ayrshire. The issue begun around one hour ago. Network Rail say that staff are on their way to fix the problem. Taking to X, ScotRail wrote: "We’ve been advised by Network Rail of a signalling issue near Glengarnock. "Train services towards Glasgow Central may be subject to delay."