this was the scene earlier in dartford, where snow and ice alerts are still in place.ome more frequent later, and weather warnings will remain in place until later on sunday afternoon. the severe weather has brought with it some extremely high tides, and in norfolk, that has left some clifftop homes in danger of falling into the sea. emergency services have been asking residents in the town of hemsby, near great yarmouth, to leave. louise hubball sent this report. this is just how close these homes are to the cliff edge. this the most vulnerable, being checked by the coxswain of hemsby lifeboat. concerns were raised last night after an exceptionally high tide, this one of six houses at risk. the owner here left yesterday evening. at the other properties, we just constantly visit them throughout the evening, or will do this evening, to make sure that they are safe, that they have got appropriate measures in place, they've got a grab bag in the event that they decide to evac fairly quickly. in 2013, the largest tidal surge in 60 years saw three homes washed away in hemsb