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Radyr Weir – Cardiff Bay Barrage loop from Treforest Estate

Radyr Weir – Cardiff Bay Barrage loop from Treforest Estate

Moderate

riders

Radyr Weir – Cardiff Bay Barrage loop from Treforest Estate

02:12

48.0km

270m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: March 16, 2026

Tips

Cycling is not permitted along parts of this route

After 13.9 km for 284 m

After 17.0 km for 90 m

After 25.9 km for 64 m

After 31.3 km for 88 m

Waypoints

Start point

Train Station

Get Directions

10.5 km

River Taff

Lake

10.9 km

Radyr Weir

Highlight • Structure

A pretty weir of the River Taff, the Radyr Weir runs today as a hydro power scheme and a focal point of Radyr town. Many wild salmon and sea trout …

Tip by

17.1 km

River Taff and Footbridge

Highlight (Segment) • Cycleway

22.3 km

West Side of Cardiff Bay

Highlight • Lake

23.7 km

Coffee Lounge at Bayscape

Highlight • Cafe

Download the coffi app and order ahead

Tip by

25.6 km

View of Cardiff Bay from Pembroke Terrace

Highlight (Segment) • Lake

One of the steepest hills to climb locally to Cardiff Bay. Best not to get too carried away early on as you can quickly run out of steam halfway up. …

Tip by

26.6 km

Cardiff Bay Barrage

Highlight (Segment) • Structure

Separated pedestrian and cycle paths. Must be included on a scenic tour of Cardiff.

Tip by

28.3 km

Coffi Co. Cardiff Bay

Highlight • Cafe

Claiming to be the quirkiest Coffee Shop in Cardiff (and possibly succeeding). Unlike most coffee shops, this one is made from shipping containers, with deck chairs in the front yard …

Tip by

34.3 km

Blackweir Woods

Forest

35.3 km

Gabalfa Woods

Forest

48.0 km

End point

Train Station

Way Types & Surfaces

Way Types

37.4 km

4.31 km

2.63 km

1.81 km

1.60 km

198 m

< 100 m

Surfaces

42.2 km

3.53 km

1.25 km

754 m

139 m

122 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (90 m)

Lowest point (undefined)

Weather

Tuesday 26 May

29°C

17°C

42 %

Additional weather tips

Max wind speed: 20.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Radyr Weir – Cardiff Bay Barrage loop from Treforest Estate

Radyr Weir

River Taff and Footbridge

West Side of Cardiff Bay

Coffee Lounge at Bayscape

View of Cardiff Bay from Pembroke Terrace

Cardiff Bay Barrage

Coffi Co. Cardiff Bay

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