| M | Minor Delays, Today, 10:30 am Minor delays between Harrow-on-the-Hill and Uxbridge/Amersham/Chesham and Watford due to an earlier fire alert at Wembley Park. |
| M | Minor Delays, Today, 10:15 am Minor Delays due to an earlier fire alert at Wembley Park. |
| M | Minor Delays, Today, 10:00 am Minor Delays due to an earlier fire alert at Wembley Park. |
| M | Minor Delays, Today, 9:45 am Minor Delays due to an earlier fire alert at Wembley Park. |
| M | Minor Delays, Today, 9:30 am Minor Delays due to an earlier fire alert at Wembley Park. |
| M | Severe Delays, Today, 9:15 am Severe delays due to an earlier fire alert at Wembley Park. Tickets are being accepted on London Buses, Lioness line and Chiltern Railway services via reasonable routes. |
| M | Severe Delays, Today, 9:00 am Severe delays due to an earlier fire alert at Wembley Park. Tickets are being accepted on London Buses, Lioness line and Chiltern Railway services via reasonable routes. |
| M | Severe Delays, Today, 8:45 am Severe delays due to an earlier fire alert at Wembley Park. Tickets are being accepted on London Buses, Lioness line and Chiltern Railway services via reasonable routes. |
| B | Minor Delays, Today, 8:15 am Minor delays following a late finish of engineering work. |
| B | Minor Delays, Today, 8:00 am Minor delays following a late finish of engineering work. |
| B | Minor Delays, Today, 7:45 am Minor delays following a late finish of engineering work. |
| B | Minor Delays, Today, 7:30 am Minor delays following a late finish of engineering work. |
| B | Severe Delays, Today, 7:15 am Severe delays between Queen's Park and Harrow & Wealdstone due to earlier late finish of engineering work. MINOR DELAYS on the rest of the line. Valid tickets are being accepted on buses. |
| D | Severe Delays, Today, 7:15 am Severe delays between Edgware Road and Wimbledon while we fix a signal failure at Fulham Broadway. GOOD SERVICE on the rest of the line. |
| B | Severe Delays, Today, 7:00 am Severe delays between Queen's Park and Harrow & Wealdstone due to earlier late finish of engineering work. MINOR DELAYS on the rest of the line. Valid tickets are being accepted on buses. |
| D | Severe Delays, Today, 7:00 am Severe delays between Edgware Road and Wimbledon while we fix a signal failure at Fulham Broadway. GOOD SERVICE on the rest of the line. |
| B | Severe Delays, Today, 6:45 am Severe delays between Queen's Park and Harrow & Wealdstone due to earlier late finish of engineering work. MINOR DELAYS on the rest of the line. Valid tickets are being accepted on buses. |
| D | Severe Delays, Today, 6:45 am Severe delays between Edgware Road and Wimbledon while we fix a signal failure at Fulham Broadway. GOOD SERVICE on the rest of the line. |
| S | Reduced Service, Today, 6:45 am Thursday 27 and Friday 28 March, the 0548 train from Barking Riverside to Gospel Oak and 0624 train from Gospel Oak to Barking Riverside will not run |
| B | Severe Delays, Today, 6:30 am Severe delays due to earlier late finish of engineering work. Valid tickets are being accepted on buses. |
| D | Severe Delays, Today, 6:30 am Severe delays between Edgware Road and Wimbledon while we fix a signal failure at Fulham Broadway. GOOD SERVICE on the rest of the line. |
| S | Reduced Service, Today, 6:30 am Thursday 27 and Friday 28 March, the 0548 train from Barking Riverside to Gospel Oak and 0624 train from Gospel Oak to Barking Riverside will not run |
| B | Severe Delays, Today, 6:15 am Severe delays due to earlier late finish of engineering work. Valid tickets are being accepted on buses. |
| D | Severe Delays, Today, 6:15 am Severe delays between Edgware Road and Wimbledon while we fix a signal failure at Fulham Broadway. GOOD SERVICE on the rest of the line. |
| S | Reduced Service, Today, 6:15 am Thursday 27 and Friday 28 March, the 0548 train from Barking Riverside to Gospel Oak and 0624 train from Gospel Oak to Barking Riverside will not run |