Flood warnings for the whole of the Wales coast will remain in place throughout Saturday, Natural Resources Wales says.
Strong south westerly winds forecast for the rest of the day could combine with tonight's high tide and cause flooding.
People are also warned to stay clear of promenades and sea fronts.
Winds in the area reached speeds of more than 50mph on Saturday night.
Coastal and flood-prone communities across Wales are preparing themselves for another battering from the weather this weekend
Ceredigion Council estimates that damage in Aberystwyth and elsewhere in the country will top £1.5m.