A tree on the railway between Twyford and Henley-on-Thames means all lines are blocked. Trains running between these stations will be cancelled.
Disruption is expected until 10:00.
Customer advice
Network Rail are sending staff to site to remove the tree.
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.