Strong winds, tidal surge and large waves are expected to cause problems at exposed locations along the north Cornish coast today.
A flood alert is in place, with the main concern over locations where coastal damage and temporary structures will be especially vulnerable.
These locations include: Bude, Newquay, Perranporth, Portreath and St Ives.
High water today, February 12 is between 15:30 at Newlyn and 16:51 Ilfracombe. The forecast surge height is 700 mm. Force 9 winds may strengthen to Storm Force 10 or 11 along the North coast before high tide.
Wave Heights will increase to 8 metres, with a period of 15 seconds.
The waves are approaching from a west-northwest direction and are expected to affect exposed locations. Conditions in exposed locations will be dangerous so please remain a safe distance from coastal frontages. Conditions apply two to four hours either side of high tide.