The earlier overrunning engineering works between London Waterloo and Clapham Junction have now been completed, allowing all lines running between these stations to reopen.
Until a normal service is resumed, trains may still be cancelled, delayed by up to 25 minutes or revised.
This issue is expected to continue to impact services until 08:00.
What South Western Railway are doing about it:
For further information or onward travel advice, please speak to a member of staff or use a station help point.
If you would prefer to use local buses to continue your journey please check Traveline. South Western Railway tickets are not valid on local buses unless stated above.
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.