In its four warnings for Devon and Cornwall, the EA said high tides were expected to cause flooding.

It added: “We are closely monitoring the situation.

“Avoid coastal roads, footpaths and car parks, which may be flooded and activate any flood protection products you may have.”

Flood alerts, which said flooding was “possible”, have been issued in the following locations:

South Cornwall coast from Land’s End to Lizard Point

West Cornwall rivers

River Cober

Tidal Fal Estuary

South Devon rivers

South Devon coast from Start Point to Dawlish Warren

River Dart area

River Teign area

South Devon estuaries

Rivers Clyst, Culm and their estuaries

North Devon coast from Hartland Point to Lynmouth