Storm history › South Indian Ocean › 2009 season
Cyclone Billy (2009)
Billy was a Category 3 cyclone of the 2009 South Indian Ocean season. It was tracked from December 16, 2008 to January 4, 2009, about 19 days, and covered 3,248 miles.
At its peak it had winds of 125 mph (205 km/h) and a lowest pressure of 941 mb.
- Peak wind
- 125 mph
- Lowest pressure
- 941 mb
- Strongest
- Category 3 cyclone
- Duration
- 19 days
- Track length
- 3,248 mi
- Energy (ACE)
- 14.0
DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5
How it compares
- Peak winds: 138th highest of 951 South Indian Ocean storms on record, tied with Cyclone Dumazile (2018), Cyclone Jokwe (2008), Cyclone Jaya (2007) and 19 more.
- Lowest pressure: 164th lowest of 1,029 South Indian Ocean storms with a recorded pressure, tied with Cyclone Haleh (2019), Cyclone Dumazile (2018), Cyclone Jokwe (2008) and 11 more.
- Energy: 17% of the 2009 South Indian Ocean season's ACE.