Note: This report catalogs recent tropical cyclones across the North Atlantic and East Pacific and places each basin’s tropical cyclone activity in a climate-scale context. It is not updated in real time. Users seeking the real time status and forecasts of tropical cyclones should visit The National Hurricane Center.
South Indian Basin
![]() Tropical Storm Cinda Satellite Image |
![]() Tropical Storm Cinda Track ![]() Saffir-Simpson Scale Color Legend |
Tropical Cyclone | Cinda | ||||||||
Cyclogenesis Date | 12/17 | Cyclolysis Date | 12/20 | ||||||
Highest Saffir-Simpson Category | TS | ||||||||
Maximum 6-hr Sustained Wind | 63 mph (55 kt or 102 km/h) | ||||||||
Min Pressure | 985 mbar | ||||||||
Accumulated Cyclone Energy (ACE*) Index (kt2) | 2.8475 x 104 | ||||||||
Landfall Information (date, location and sustained winds) | N/A | ||||||||
Deaths | 0 | ||||||||
*The (ACE) Index calculations are based on preliminary data. |
Australian Basin
![]() Tropical Storm Billy Satellite Image ![]() Australian Scale Color Legend |
![]() Tropical Storm Billy Track ![]() Saffir-Simpson Scale Color Legend |
Tropical Cyclone | Billy | ||||||||
Cyclogenesis Date | 12/19 | Cyclolysis Date | 12/27 | ||||||
Highest Australian Category | Cat 3 | Maximum Gust | 241 km/h | ||||||
Highest Saffir-Simpson Category | Cat 1 | ||||||||
Maximum 6-hr Sustained Wind | 121 mph (105 kt or 194 km/h) | ||||||||
Min Pressure | 950 mbar | ||||||||
Accumulated Cyclone Energy (ACE*) Index (kt2) | 12.2619 x 104 | ||||||||
Landfall Information (date, location and sustained winds) | 12/20 - Wyndham, Western Australian ( 52 kt or 97 km/h) | ||||||||
Deaths | 0 | ||||||||
*The (ACE) Index calculations are based on preliminary data. |