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

Cinda
Tropical Storm Cinda Satellite Image
Cinda Track
Tropical Storm Cinda Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
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

Billy
Tropical Storm Billy Satellite Image


Australian Scale Color Legend for Track Map from Unisys
Australian Scale Color Legend
Billy Track
Tropical Storm Billy Track


Safir Simpson Color Legend for Track Map from Unisys
Saffir-Simpson Scale Color Legend
Tropical Cyclone Summary
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.


Citing This Report

NOAA National Centers for Environmental Information, Monthly Tropical Cyclones Report for December 2008, published online January 2009, retrieved on December 3, 2024 from https://www.ncei.noaa.gov/access/monitoring/monthly-report/tropical-cyclones/200812.