Overrunning engineering works at Harrow-on-the-Hill means trains running through the station may be delayed by up to 60 minutes or cancelled.
Disruption is expected until 06:45.
Check before you travel:
You can check your journey using the National Rail Enquiries real-time Journey Planner
Compensation:
You may be entitled to compensation if you experience a delay in completing your journey today. Please keep your train ticket and make a note of your journey, as both will be required to support any claim.