The possibility for a tropical disturbance in Tonga to develop into a tropical cyclone is moderate, said the Fua’amotu Meteorological centre this morning Tuesday 12 at 7am.
The system, named by the Centre as TD 10f was located near the north west of Niuafo’ou.
It is moving east south east at the speed of 12 knots (22km/hr) towards Niuafo’ou.
Associated clouds, heavy rain and strong to gale force winds are expected to affect the group, it said.
The Centre said, a gale warning remains in force for all of Tonga land areas and coastal waters.
A heavy rain and flash flood advisory remain in force for all of Tonga.
A heavy damaging swell warning remains in force for all of Tonga coastal waters.
Meanwhile, it said tropical cyclone alert previously in force for all of Tonga for 08f is now cancelled.