Three storms have been named Isobel since 1985: three in the Southern Hemisphere (1985, 1996 and 2006). The strongest, in 1985, peaked as a tropical storm with winds of 60 mph (95 km/h).
Isobel formed in the Southern Hemisphere in December 2006 and peaked as a tropical storm with maximum sustained winds of 45 mph (75 km/h) and a minimum pressure of 994 mb. It did not make landfall. The system was tracked for 3 days.
Tropical Storm Isobel (2006): track and historyIsobel formed in the Southern Hemisphere in January 1996 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 995 mb. It did not make landfall. The system was tracked for 7 days.
Tropical Storm Isobel (1996): track and historyIsobel formed in the Southern Hemisphere in February 1985 and peaked as a tropical storm with maximum sustained winds of 60 mph (95 km/h) and a minimum pressure of 960 mb. It did not make landfall. The system was tracked for 11 days.
Tropical Storm Isobel (1985): track and historyThe most recent was Tropical Storm Isobel in 2006, in the Southern Hemisphere. It formed on December 31, peaked at 45 mph (75 km/h) and lasted 3 days. It did not make landfall. Before that, the name was used in 1996 and 1985.
Tropical Storm Isobel in 1985 was the strongest, peaking as a tropical storm with winds of 60 mph (95 km/h) and a minimum pressure of 960 mb. It formed in the Southern Hemisphere in February. The weakest of the three, in 2006, peaked at 45 mph (75 km/h).