Totnes Sub Aqua

South Devon Tidal Flow

Lannacombe Bay

Low Water
low water High Water
High Water
5 hours before HW
HW - 5 HW + 1
1 hour after HW
4 hours before HW
HW - 4 HW + 2
2 hours after HW
3 hours before HW
HW - 3 HW + 3
3 hours after HW
2 hours before HW
HW - 2 HW + 4
4 hours after HW
1 hour before HW
HW - 1 HW + 5
5 hours after HW
 
Shockwave movie of tidal flows
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The following diagrams show the direction of tidal flows around South Devon. It should be noted that these flows are based on spring tides and calm wind conditions. High water is based at Devonport.

The data has been derived from Admiralty charts and the work of Mike Fennessy in 1978.