Overnight engineering work is taking place between Welham Green and Welwyn Garden City closing 2 out of 4 lines.
Each night from approximately 23:55 to 05:00, finishing 05:00 Friday morning, trains will not call at Welham Green.
Replacement buses will run between Potters Bar and Welwyn Garden City.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
Replacement Bus Travel Advice:
You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages.
Bicycles are not allowed on rail replacement bus services at any time, unless fully folded. More travel advice for your replacement bus journey is available by selecting the Train Operating Company you are travelling with here.