 The first system to exist in the off-season on record was active during May 17, 1868 and was located near Vanuatu, according to records compiled by Stephen Sargent Visher.The most recent systems to exist in the off-season were Severe Tropical Cyclone Donna and Tropical Cyclone Ella, which both developed during May 2017.The strongest tropical cyclone to exist during the off-season in terms of wind speed was Severe Tropical Cyclone Donna of 2017, with maximum 10–minute sustained winds of 125 mph (205 km/h), while the most intense by central pressure was Severe Tropical Cyclone Xavier of 2006, with a minimum value of 930 hPa (27.46 inHg).