TfW cancels Conwy Valley line trains amid severe weather 2026

Key Points

• The rail service between Llandudno and Blaenau Ffestiniog has been canceled owing to expected severe weather conditions, affecting the service until the end of the day.
• Llandudno Junction and Betws-y-Coed on the Conwy Valley line are some of the affected stops.
• Services on the two directions are cancelled and replacement bus services by Llew Jones will be in operation free of charge according to Transport for Wales (TfW).
• Travellers should note that road travel will take more time compared to rail travel; bus travel will take 15 minutes from Llandudno to Llandudno Junction and 80 minutes from Llandudno Junction to Blaenau Ffestiniog.
• The disruption has taken place during a heatwave predicted in north Wales, with expected temperatures of around 30-32C in the region.
• In Wales, other affected routes include Cardiff Central to Manchester Piccadilly and Cardiff Central to Cheltenham Spa owing to heat and severe weather.

Wales (Wales Times) August 12, 2026 — Transport for Wales (TfW) rail services on the Llandudno to Blaenau Ffestiniog line were cancelled on Wednesday, August 12, 2026, after the operator cited “forecasted severe weather” as the cause of network-wide disruption expected to last until the end of the day.

What happened to Llandudno–Blaenau Ffestiniog trains today?

As reported by journalists covering the story for Yahoo News UK and the South Wales Argus, Transport for Wales issued a statement confirming that services between Llandudno (LLD) and Blaenau Ffestiniog (BFF) are cancelled in both directions due to forecast severe weather, with the incident expected to last until the end of Wednesday. The operator said disruption to services is also expected until the end of the day, affecting passengers travelling via Llandudno Junction and Betws‑y‑Coed.

Transport for Wales said: “Due to forecasted severe weather between Llandudno (LLD) and Blaenau Ffestiniog (BFF): Services will be cancelled in both directions between Llandudno (LLD) and Blaenau Ffestiniog (BFF). We expect the incident to last until the end of the day and disruption to services is expected until the end of the day.” The statement added that replacement road transport supplied by Llew Jones will replace most services between Llandudno and Blaenau Ffestiniog at no extra cost.

Which stations are affected by the cancellation?

The cancellation impacts the entire Conwy Valley line section between Llandudno and Blaenau Ffestiniog, including intermediate stops at Llandudno Junction and Betws‑y‑Coed. Passengers holding tickets for travel on the affected route are being directed to use the rail replacement bus service, which will operate on a modified timetable compared with normal train services.

Transport for Wales provided specific departure times for the replacement buses. Departures from Llandudno are scheduled for 07:50, 10:10, 13:10, 16:10 and 19:10. Departures from Blaenau Ffestiniog are scheduled for 06:20, 08:40, 11:40, 14:40, 17:40 and 20:10. The operator noted approximate journey times of 15 minutes from Llandudno to Llandudno Junction and 80 minutes from Llandudno Junction to Blaenau Ffestiniog, warning that road transport will take longer than rail services and passengers should allow extra time to complete their journey.

Why were trains cancelled due to severe weather?

Transport for Wales attributed the cancellations to “forecasted severe weather” on the line between Llandudno and Blaenau Ffestiniog. While the operator did not specify the exact meteorological hazard in its public statement, coverage by Yahoo News UK noted that the disruption comes as temperatures are set to soar again across North Wales amid another heatwave, with the mercury expected to peak in north east Wales at 32C and Blaenau Ffestiniog and Llandudno forecast to see 30C and 29C respectively.

The South Wales Argus reported that extreme heat can affect rail tracks, overhead power lines and trains, meaning services may be delayed, cancelled at short notice or subject to speed restrictions. The paper added that passengers are being urged to check their journeys before travelling and allow extra time, and to carry water in light of health risks associated with very high temperatures.

What replacement transport is available for passengers?

Transport for Wales confirmed that rail replacement buses operated by Llew Jones will replace most services between Llandudno and Blaenau Ffestiniog at no extra cost. The operator published a timetable for the replacement buses, with multiple departures from both Llandudno and Blaenau Ffestiniog throughout the day. Passengers are advised that road transport will take longer than trains and should plan accordingly.

In addition to the Conwy Valley line disruption, the South Wales Argus reported that other routes across Wales face possible cancellations or delays. Services between Cardiff Central and Cheltenham Spa may be cancelled in both directions because more trains than usual require repairs, while services between Cardiff Central and Manchester Piccadilly may be cancelled in both directions due to forecast severe weather. The Crewe to Wrexham General route is also reported to have reduced services in both directions because of the hot‑weather forecast.

How should passengers plan their journeys today?

Passengers are being urged to check their journeys before travelling and allow extra time, particularly given that road replacement services will take longer than trains. Transport for Wales’ statement emphasised the need to allow extra time to complete journeys, citing approximate bus journey times that are significantly longer than typical rail journeys on the route.

The South Wales Argus advised travellers to carry water and check for the latest updates before setting off, noting that extreme heat can lead to delays, cancellations at short notice or speed restrictions. The paper also highlighted that an amber weather warning indicates an increased likelihood that severe weather will cause disruption and affect people’s daily lives, with the Met Office advising people to consider changing plans and take action to protect themselves, their family and property.

Background to the Llandudno–Blaenau Ffestiniog line and weather disruptions

The Llandudno to Blaenau Ffestiniog route, known as the Conwy Valley line, has a history of weather‑related disruption, particularly during periods of extreme rain, flooding or high winds. Past incidents include Storm Ciara in 2020, which brought 90mph winds, extreme rainfall and flooding across Wales and caused extensive damage on the Conwy Valley line north of Llanrwst, leading to suspended services between Llandudno Junction and Blaenau Ffestiniog. More recently, in January 2025, the line between Llandudno and North Llanrwst reopened after engineers repaired damage caused by adverse weather, while work continued on a damaged bridge between Llanrwst and Betws‑y‑Coed to restore the section from North Llanrwst to Blaenau Ffestiniog.

Weather warnings for snow and wind have also previously prompted service alterations and cancellations on the route, with Network Rail and Transport for Wales closing parts of the rail network to keep passengers and staff safe during deteriorating conditions. The recurrence of severe weather disruptions underscores the vulnerability of the line to both winter storms and summer heat extremes, with infrastructure such as tracks, bridges and level crossings requiring ongoing maintenance and, at times, emergency repairs.

Prediction: How could this development affect commuters and tourists in North Wales?

If severe weather continues to trigger cancellations on the Llandudno–Blaenau Ffestiniog line, commuters and tourists in North Wales could face prolonged journey times, increased reliance on road replacement services and potential knock‑on effects for connecting transport. Regular commuters travelling between coastal towns and inland communities may experience reduced reliability, particularly during peak hours when bus capacity is limited compared with trains. Tourists visiting attractions in Betws‑y‑Coed and Blaenau Ffestiniog could encounter delays that affect day trips, with longer road journeys potentially discouraging spontaneous travel during heatwaves or storm warnings.

In the longer term, repeated weather‑related disruptions could prompt calls for enhanced resilience measures on the Conwy Valley line, including improved drainage, track reinforcement and more robust contingency planning for replacement transport. For passengers, the immediate effect is likely to be greater uncertainty around journey planning, with an increased need to monitor live updates from Transport for Wales and National Rail Enquiries before travelling.