UPDATE: Services are now returning to normal as of 3pm.
A signal fault on a busy Glasgow Central train line is causing major disruption for train travellers.
Network Rail engineers are on site, trying to locate and fix the fault.
ScotRail has advised that all Cathcart Circle services are suspended on both the inner and outer lines.
It's unclear how long the disruption could last; however, services to and from Neilston and Newton are running, but may be disrupted.
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A ScotRail spokesperson said: "We have received reports of a signalling fault outside Glasgow Central affecting Cathcart Circle services.
"Services via the outer and inner circles are suspended. Train services to and from Neilston and Newton will run as booked however may be disrupted."
They also confirmed that Network Rail engineers are on site.
NEW: We have received reports of a signalling fault outside Glasgow Central affecting Cathcart Circle services.
Services via the outer and inner circles are suspended. Train services to and from Neilston and Newton will run as booked however may be disrupted. @NetworkRailSCOT… pic.twitter.com/0meNBQ1czl— ScotRail (@ScotRail) May 18, 2026
A Network Rail spokesperson said: "We're responding to a signal fault near Glasgow Central at Muirhouse, which is disrupting Cathcart Circle services, and services to Newton/Neilston.
"Our engineers are on site, and they'll work to find and fix the fault ASAP."
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