More than 70 miles of Dorset coast are covered by the warning from the British Geological Survey. Recent heavy rain has led to fears of landslides or rockfalls. More rain is forecast for this afternoon.
The South West Coast Path begins at Poole Harbour and covers 71 miles of beautiful coastline including Lulworth Cove.
More top news
Friday afternoon's forecast for the east of the region
Friday afternoon's forecast for the west of the region
South Central Ambulance service is about to embark on a controversial trial of the use of adrenaline versus placebo during cardiac arrest.