Three storms have been named Dianne since 2002: three in the Southern Hemisphere (2002, 2011 and 2025). The strongest, in 2002, peaked as a Category 3 cyclone with winds of 120 mph (195 km/h).
Dianne formed in the Southern Hemisphere in March 2025 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 991 mb. The system was tracked for 4 days.
Tropical Storm Dianne (2025): track and historyDianne formed in the Southern Hemisphere in February 2011 and peaked as a Category 1 cyclone with maximum sustained winds of 90 mph (150 km/h) and a minimum pressure of 963 mb. It did not make landfall. The system was tracked for 9 days.
Cyclone Dianne (2011): track and historyDianne formed in the Southern Hemisphere in April 2002 and peaked as a Category 3 cyclone with maximum sustained winds of 120 mph (195 km/h) and a minimum pressure of 938 mb. It did not make landfall. The system was tracked for 8 days.
Cyclone Dianne (2002): track and history| Storm | Landfall near | Date (UTC) | Wind |
|---|---|---|---|
| Dianne 2025 | 16.3°S 123.8°E | 2025-03-28 18:00 | 50 mph / 85 km/h |
The most recent was Tropical Storm Dianne in 2025, in the Southern Hemisphere. It formed on March 26, peaked at 50 mph (85 km/h) and lasted 4 days. It did not make landfall. Before that, the name was used in 2011 and 2002.
Cyclone Dianne in 2002 was the strongest, peaking as a Category 3 cyclone with winds of 120 mph (195 km/h) and a minimum pressure of 938 mb. It formed in the Southern Hemisphere in April. The weakest of the three, in 2025, peaked at 50 mph (85 km/h).