In the event of local emergencies, such as tropical cyclones, Radio Tonga has been known to stay on the air all night with constant cyclone updates from the Tonga Meteorological Service. Radio Tonga 1 can be heard throughout the entire Kingdom of Tonga, including the outer island groups of Ha'apai, Vava'u, Niuafo'ou & Niuatoputapu, although there have been reports of listeners receiving the signal in other countries, such as Samoa and Finland.
Radio Tonga has a history of broadcasting continuous cyclone updates from the Tonga Meteorological Service during local emergencies, like tropical cyclones, throughout the entire Kingdom of Tonga, including its outer island groups (Ha'apai, Vava'u, Niuafo'ou & Niuatoputapu). Reports indicate that listeners have also received the signal in other countries, such as Samoa and Finland.