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HurriTracker

2006–07 Southern Hemisphere cyclone season

Nov 1, 2006 – Apr 30, 2007 · Season ended

The 2006–07 Southern Hemisphere cyclone season produced 24 named storms, 15 at hurricane strength and 9 major storms, against a 1991–2020 average of 26.7, 13.8 and 7.5. Its accumulated cyclone energy was 189, 87% of the average.

2005–06 season2007–08 seasonAll Southern Hemisphere seasons
Named storms
24
Avg 26.7 (1991–2020)
Hurricane strength
15
64 kt or stronger · avg 13.8
Major (Cat 3+)
9
Avg 7.5 per season
Accumulated energy
87% of normal
ACE 189 vs 1991–2020 avg 217
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Tracks colored by peak strengthTDTSC1C3C4

2006–07 season at a glance

  • Named storms: 24 (1991–2020 average 26.7).
  • Hurricane strength (64 kt+): 15 (average 13.8).
  • Major, 96 kt+: 9 (average 7.5).
  • Accumulated cyclone energy: 188.8, 87% of the 217 average.
  • Named-storm days: 104.0, counting each six-hourly fix at 34 kt or more as a quarter day.
  • First named storm: Xavier, October 22, 2006.
  • First storm at hurricane strength: Xavier, October 22, 2006.
  • First major storm: Xavier, October 24, 2006.
  • Last storm to dissipate: Pierre, May 23, 2007.
  • All systems tracked: 25, including 1 that stayed below tropical-storm strength.

Counts use 1-minute best-track winds: named storms reached 34 kt (39 mph), the next column 64 kt (74 mph) and major storms 96 kt (111 mph). Regional agencies here use 10-minute winds (3-minute in India), so their official counts can differ.

Every storm of the 2006–07 season

StormDatesPeakMin pressureLandfall
Xavier – C4927 mb—
Yani – C1972 mb—
Anita – TS989 mb—
TD 4P – TS997 mb—
Bondo – C4904 mbSitampiky, Madagascar
Clovis – C1976 mbSahavato, Madagascar
Isobel – TS994 mb—
Arthur – C1974 mb—
Zita – TS980 mb—
Dora – C4927 mb—
Nelson – TS987 mbYes
TD 11P – TS997 mb—
Enok – TS981 mb—
Favio – C4922 mbInhassoro, Mozambique
Gamede – C3938 mb—
Humba – C1963 mb—
George – C3941 mbPort Hedland, Australia
Jacob – C1967 mbPort Hedland, Australia
Indlala – C4927 mbAntalaha, Madagascar
Kara – C3944 mb—
Becky – C1970 mb—
Jaya – C3941 mbAmbodivoara, Madagascar
Cliff – TS982 mb—
Unnamed – TS992 mb—
Pierre – TD1000 mb—
  • Xavier: Xavier formed in the Southern Hemisphere in October 2006 and peaked as a Category 4 cyclone with maximum sustained winds of 130 mph (215 km/h) and a minimum pressure of 927 mb. It did not make landfall. The system was tracked for 6 days.
  • Yani: Yani formed in the Southern Hemisphere in November 2006 and peaked as a Category 1 cyclone with maximum sustained winds of 80 mph (130 km/h) and a minimum pressure of 972 mb. It did not make landfall. The system was tracked for 9 days.
  • Anita: Anita formed in the Southern Hemisphere in November 2006 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 989 mb. It did not make landfall. The system was tracked for 8 days.
  • TD 4P: This system formed in the Southern Hemisphere in December 2006 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 997 mb. It did not make landfall. The system was tracked for 2 days.
  • Bondo: Bondo formed in the Southern Hemisphere in December 2006 and peaked as a Category 4 cyclone with maximum sustained winds of 155 mph (250 km/h) and a minimum pressure of 904 mb. It made landfall near Sitampiky, Madagascar. The system was tracked for 13 days.
  • Clovis: Clovis formed in the Southern Hemisphere in December 2006 and peaked as a Category 1 cyclone with maximum sustained winds of 75 mph (120 km/h) and a minimum pressure of 976 mb. It made landfall near Sahavato, Madagascar. The system was tracked for 6 days.
  • Isobel: 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.
  • Arthur: Arthur formed in the Southern Hemisphere in January 2007 and peaked as a Category 1 cyclone with maximum sustained winds of 75 mph (120 km/h) and a minimum pressure of 974 mb. It did not make landfall. The system was tracked for 8 days.
  • Zita: Zita formed in the Southern Hemisphere in January 2007 and peaked as a tropical storm with maximum sustained winds of 70 mph (110 km/h) and a minimum pressure of 980 mb. It did not make landfall. The system was tracked for 5 days.
  • Dora: Dora formed in the Southern Hemisphere in January 2007 and peaked as a Category 4 cyclone with maximum sustained winds of 130 mph (215 km/h) and a minimum pressure of 927 mb. It did not make landfall. The system was tracked for 18 days.
  • Nelson: Nelson formed in the Southern Hemisphere in January 2007 and peaked as a tropical storm with maximum sustained winds of 60 mph (95 km/h) and a minimum pressure of 987 mb. The system was tracked for 7 days.
  • TD 11P: This system formed in the Southern Hemisphere in February 2007 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 997 mb. It did not make landfall. The system was tracked for 4 days.
  • Enok: Enok formed in the Southern Hemisphere in February 2007 and peaked as a tropical storm with maximum sustained winds of 65 mph (100 km/h) and a minimum pressure of 981 mb. It did not make landfall. The system was tracked for 8 days.
  • Favio: Favio formed in the Southern Hemisphere in February 2007 and peaked as a Category 4 cyclone with maximum sustained winds of 140 mph (220 km/h) and a minimum pressure of 922 mb. It made landfall near Inhassoro, Mozambique. The system was tracked for 12 days.
  • Gamede: Gamede formed in the Southern Hemisphere in February 2007 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 15 days.
  • Humba: Humba formed in the Southern Hemisphere in February 2007 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 12 days.
  • George: George formed in the Southern Hemisphere in February 2007 and peaked as a Category 3 cyclone with maximum sustained winds of 125 mph (205 km/h) and a minimum pressure of 941 mb. It made landfall near Port Hedland, Australia. The system was tracked for 13 days.
  • Jacob: Jacob formed in the Southern Hemisphere in March 2007 and peaked as a Category 1 cyclone with maximum sustained winds of 85 mph (140 km/h) and a minimum pressure of 967 mb. It made landfall near Port Hedland, Australia. The system was tracked for 10 days.
  • Indlala: Indlala formed in the Southern Hemisphere in March 2007 and peaked as a Category 4 cyclone with maximum sustained winds of 140 mph (220 km/h) and a minimum pressure of 927 mb. It made landfall near Antalaha, Madagascar. The system was tracked for 13 days.
  • Kara: Kara formed in the Southern Hemisphere in March 2007 and peaked as a Category 3 cyclone with maximum sustained winds of 120 mph (195 km/h) and a minimum pressure of 944 mb. It did not make landfall. The system was tracked for 7 days.
  • Becky: Becky formed in the Southern Hemisphere in March 2007 and peaked as a Category 1 cyclone with maximum sustained winds of 80 mph (130 km/h) and a minimum pressure of 970 mb. It did not make landfall. The system was tracked for 5 days.
  • Jaya: Jaya formed in the Southern Hemisphere in March 2007 and peaked as a Category 3 cyclone with maximum sustained winds of 125 mph (205 km/h) and a minimum pressure of 941 mb. It made landfall near Ambodivoara, Madagascar. The system was tracked for 14 days.
  • Cliff: Cliff formed in the Southern Hemisphere in April 2007 and peaked as a tropical storm with maximum sustained winds of 65 mph (100 km/h) and a minimum pressure of 982 mb. It did not make landfall. The system was tracked for 6 days.
  • Unnamed: This system formed in the Southern Hemisphere in April 2007 and peaked as a tropical storm with maximum sustained winds of 65 mph (100 km/h) and a minimum pressure of 992 mb. It did not make landfall. The system was tracked for 4 days.
  • Pierre: Pierre formed in the Southern Hemisphere in May 2007 and peaked as a tropical depression with maximum sustained winds of 35 mph (55 km/h) and a minimum pressure of 1000 mb. It did not make landfall. The system was tracked for 8 days.

Each summary is built from the storm’s best track.

Strongest storm of 2006–07

Cyclone Bondo was the strongest storm of the season, peaking at 155 mph (250 km/h), with a lowest pressure of 904 mb, on December 19, 2006. That is Category 4 strength on the Saffir-Simpson scale.

39 Southern Hemisphere storms since 1980 peaked higher, and 13 matched it. It produced 15% of the season’s accumulated cyclone energy.

Landfalls in 2006–07

8 of the season’s 25 systems made landfall, 4 of them at hurricane strength. Each landfall point is listed with the nearest town and the wind at that moment.

  • December 25, 2006: Bondo near Sitampiky, Madagascar, 60 mph (tropical storm)
  • January 3, 2007: Clovis near Sahavato, Madagascar, 70 mph (tropical storm)
  • February 6, 2007: Nelson, 50 mph (tropical storm)
  • February 22, 2007: Favio near Inhassoro, Mozambique, 105 mph (Category 2)
  • March 4, 2007: George, 60 mph (tropical storm)
  • March 8, 2007: George near Port Hedland, Australia, 125 mph (Category 3)
  • March 12, 2007: Jacob near Port Hedland, Australia, 40 mph (tropical depression)
  • March 15, 2007: Indlala near Antalaha, Madagascar, 120 mph (Category 3)
  • April 3, 2007: Jaya near Ambodivoara, Madagascar, 85 mph (Category 1)

How 2006–07 ranks since 1980

The season ranks 35th of 47 Southern Hemisphere seasons since 1980 for named storms (tied with 4 other seasons), 13th for hurricane strength (tied with 7 other seasons) and 33rd for accumulated cyclone energy.

The record since 1980 is 37 named storms, in 1997, and the highest ACE is 364, in 1997.

2006–07 storm names

The 2006–07 season used 22 names: Xavier, Yani, Anita, Bondo, Clovis, Isobel, Arthur, Zita, Dora, Nelson, Enok, Favio, Gamede, Humba, George, Jacob, Indlala, Kara, Becky, Jaya, Cliff, Pierre.

3 systems were tracked without a name and are listed by number.

2006–07 season FAQ

How many named storms were there in 2006–07?

The 2006–07 Southern Hemisphere cyclone season had 24 named storms, 15 at hurricane strength and 9 major storms, from 25 systems tracked in all. The 1991–2020 average is 26.7 named storms, 13.8 at 64 kt or more and 7.5 major per season. The first to form was Xavier and the last was Tropical Storm Unnamed.

What was the strongest storm of 2006–07?

Cyclone Bondo. It peaked at 155 mph (250 km/h, 135 kt) with a lowest pressure of 904 mb on December 19, 2006. That is Category 4 strength on the Saffir-Simpson scale. 39 Southern Hemisphere storms since 1980 peaked higher. It produced 15% of the season’s accumulated cyclone energy.

When did the 2006–07 season end?

Australia’s official season ran from November 1, 2006 to April 30, 2007. Our counts follow IBTrACS, which files every storm from July 2006 to June 2007 under the 2006–07 season. The busiest months are January–February. The last system, Pierre, dissipated on May 23, 2007.