Havant Borough Council have closed part of the coastal footpath on the western side of the slipway at Harts Farm Way owing to storm damage.
A diversion has been put into place until further notice.
Members of the public are advised NOT to cross the barriers as the ground under the footpath has been washed away.
More top news
The government is consulting on proposals to introduce an hourly fast train in parts of the south east - not stopping at some stations
Monday night's forecast for the west of the region
Monday night's forecast for the east of the region