2025–26 Southern Hemisphere cyclone season
Nov 1, 2025 – Apr 30, 2026 · Season ended
The 2025–26 Southern Hemisphere cyclone season produced 31 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 222, 103% of the average.
Named storms
31
Avg 26.7 (1991–2020)
Hurricane strength
15
64 kt or stronger · avg 13.8
Major (Cat 3+)
9
Including 1 Category 5
Accumulated energy
103% of normal
ACE 222 vs 1991–2020 avg 217
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Tracks colored by peak strengthTSC1C2C3C4C5
2025–26 season at a glance
- Named storms: 31 (1991–2020 average 26.7).
- Hurricane strength (64 kt+): 15 (average 13.8).
- Major, 96 kt+: 9, including 1 at Category 5 strength (average 7.5).
- Accumulated cyclone energy: 222.3, 103% of the 217 average.
- Named-storm days: 138.0, counting each six-hourly fix at 34 kt or more as a quarter day.
- First named storm: Tropical Storm 1S, July 16, 2025.
- First storm at hurricane strength: Fina, November 20, 2025.
- First major storm: Fina, November 23, 2025.
- Last storm to dissipate: Maila, April 11, 2026.
- All systems tracked: 31, every one of which reached 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 2025–26 season
| Storm | Dates | Peak | Min pressure | Landfall |
|---|---|---|---|---|
| TD 1S | – | TS | 1002 mb | — |
| Awo | – | TS | 1001 mb | — |
| Blossom | – | TS | 1004 mb | — |
| Chenge | – | TS | 978 mb | — |
| Fina | – | C3 | 946 mb | Darwin, Australia |
| TD 6P | – | TS | 999 mb | — |
| Bakung | – | C1 | 973 mb | — |
| TD 8P | – | TS | 997 mb | — |
| Grant | – | C4 | 944 mb | — |
| Hayley | – | C2 | 964 mb | Yes |
| Iggy | – | TS | 998 mb | — |
| Jenna | – | C2 | 968 mb | — |
| Koji | – | TS | 987 mb | Ayr, Australia |
| Dudzai | – | C4 | 940 mb | — |
| Ewetse | – | TS | 989 mb | Betioky, Madagascar |
| TD 16P | – | TS | 993 mb | — |
| Luana | – | TS | 986 mb | Broome, Australia |
| TD 18P | – | TS | 988 mb | — |
| Fytia | – | C3 | 962 mb | Soalala, Madagascar |
| Mitchell | – | C1 | 968 mb | Yes |
| Gezani | – | C3 | 956 mb | Toamasina, Madagascar |
| Horacio | – | C5 | 920 mb | — |
| Urmil | – | C1 | 980 mb | — |
| TD 24P | – | TS | 996 mb | Atherton, Australia |
| TD 25S | – | TS | 997 mb | — |
| TD 26S | – | TS | 995 mb | — |
| Narelle | – | C4 | 933 mb | Yes |
| TD 28P | – | TS | 990 mb | — |
| Indusa | – | C2 | 971 mb | — |
| Maila | – | C4 | 930 mb | — |
| Vaianu | – | C3 | 954 mb | — |
- TD 1S: This system formed in the Southern Hemisphere in July 2025 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 1002 mb. It did not make landfall. The system was tracked for 3 days.
- Awo: Awo formed in the Southern Hemisphere in August 2025 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 1001 mb. It did not make landfall. The system was tracked for 2 days.
- Blossom: Blossom formed in the Southern Hemisphere in September 2025 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 1004 mb. It did not make landfall. The system was tracked for 4 days.
- Chenge: Chenge formed in the Southern Hemisphere in October 2025 and peaked as a tropical storm with maximum sustained winds of 70 mph (110 km/h) and a minimum pressure of 978 mb. It did not make landfall. The system was tracked for 8 days.
- Fina: Fina formed in the Southern Hemisphere in November 2025 and peaked as a Category 3 cyclone with maximum sustained winds of 125 mph (200 km/h) and a minimum pressure of 946 mb. It made landfall near Darwin, Australia. The system was tracked for 7 days.
- TD 6P: This system formed in the Southern Hemisphere in December 2025 and peaked as a tropical storm with maximum sustained winds of 45 mph (70 km/h) and a minimum pressure of 999 mb. It did not make landfall. The system was tracked for 1 day.
- Bakung: Bakung formed in the Southern Hemisphere in December 2025 and peaked as a Category 1 cyclone with maximum sustained winds of 90 mph (150 km/h) and a minimum pressure of 973 mb. It did not make landfall. The system was tracked for 6 days.
- TD 8P: This system formed in the Southern Hemisphere in December 2025 and peaked as a tropical storm with maximum sustained winds of 45 mph (70 km/h) and a minimum pressure of 997 mb. It did not make landfall. The system was tracked for 3 days.
- Grant: Grant formed in the Southern Hemisphere in December 2025 and peaked as a Category 4 cyclone with maximum sustained winds of 135 mph (220 km/h) and a minimum pressure of 944 mb. It did not make landfall. The system was tracked for 19 days.
- Hayley: Hayley formed in the Southern Hemisphere in December 2025 and peaked as a Category 2 cyclone with maximum sustained winds of 100 mph (165 km/h) and a minimum pressure of 964 mb. The system was tracked for 3 days.
- Iggy: Iggy formed in the Southern Hemisphere in December 2025 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 998 mb. It did not make landfall. The system was tracked for 3 days.
- Jenna: Jenna formed in the Southern Hemisphere in January 2026 and peaked as a Category 2 cyclone with maximum sustained winds of 100 mph (165 km/h) and a minimum pressure of 968 mb. It did not make landfall. The system was tracked for 5 days.
- Koji: Koji formed in the Southern Hemisphere in January 2026 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 987 mb. It made landfall near Ayr, Australia. The system was tracked for 1 day.
- Dudzai: Dudzai formed in the Southern Hemisphere in January 2026 and peaked as a Category 4 cyclone with maximum sustained winds of 145 mph (230 km/h) and a minimum pressure of 940 mb. It did not make landfall. The system was tracked for 11 days.
- Ewetse: Ewetse formed in the Southern Hemisphere in January 2026 and peaked as a tropical storm with maximum sustained winds of 60 mph (95 km/h) and a minimum pressure of 989 mb. It made landfall near Betioky, Madagascar. The system was tracked for 1 day.
- TD 16P: This system formed in the Southern Hemisphere in January 2026 and peaked as a tropical storm with maximum sustained winds of 45 mph (70 km/h) and a minimum pressure of 993 mb. It did not make landfall. The system was tracked for 2 days.
- Luana: Luana formed in the Southern Hemisphere in January 2026 and peaked as a tropical storm with maximum sustained winds of 60 mph (100 km/h) and a minimum pressure of 986 mb. It made landfall near Broome, Australia. The system was tracked for 2 days.
- TD 18P: This system formed in the Southern Hemisphere in January 2026 and peaked as a tropical storm with maximum sustained winds of 60 mph (100 km/h) and a minimum pressure of 988 mb. It did not make landfall. The system was tracked for 2 days.
- Fytia: Fytia formed in the Southern Hemisphere in January 2026 and peaked as a Category 3 cyclone with maximum sustained winds of 115 mph (185 km/h) and a minimum pressure of 962 mb. It made landfall near Soalala, Madagascar. The system was tracked for 6 days.
- Mitchell: Mitchell formed in the Southern Hemisphere in February 2026 and peaked as a Category 1 cyclone with maximum sustained winds of 90 mph (150 km/h) and a minimum pressure of 968 mb. The system was tracked for 4 days.
- Gezani: Gezani formed in the Southern Hemisphere in February 2026 and peaked as a Category 3 cyclone with maximum sustained winds of 125 mph (200 km/h) and a minimum pressure of 956 mb. It made landfall near Toamasina, Madagascar. The system was tracked for 10 days.
- Horacio: Horacio formed in the Southern Hemisphere in February 2026 and peaked as a Category 5 cyclone with maximum sustained winds of 160 mph (255 km/h) and a minimum pressure of 920 mb. It did not make landfall. The system was tracked for 7 days.
- Urmil: Urmil formed in the Southern Hemisphere in February 2026 and peaked as a Category 1 cyclone with maximum sustained winds of 75 mph (120 km/h) and a minimum pressure of 980 mb. It did not make landfall. The system was tracked for 3 days.
- TD 24P: This system formed in the Southern Hemisphere in March 2026 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 996 mb. It made landfall near Atherton, Australia. The system was tracked for 4 days.
- TD 25S: This system formed in the Southern Hemisphere in March 2026 and peaked as a tropical storm with maximum sustained winds of 45 mph (70 km/h) and a minimum pressure of 997 mb. It did not make landfall. The system was tracked for 2 days.
- TD 26S: This system formed in the Southern Hemisphere in March 2026 and peaked as a tropical storm with maximum sustained winds of 40 mph (65 km/h) and a minimum pressure of 995 mb. It did not make landfall. The system was tracked for 6 days.
- Narelle: Narelle formed in the Southern Hemisphere in March 2026 and peaked as a Category 4 cyclone with maximum sustained winds of 145 mph (230 km/h) and a minimum pressure of 933 mb. The system was tracked for 11 days.
- TD 28P: This system formed in the Southern Hemisphere in March 2026 and peaked as a tropical storm with maximum sustained winds of 50 mph (85 km/h) and a minimum pressure of 990 mb. It did not make landfall. The system was tracked for 1 day.
- Indusa: Indusa formed in the Southern Hemisphere in April 2026 and peaked as a Category 2 cyclone with maximum sustained winds of 100 mph (165 km/h) and a minimum pressure of 971 mb. It did not make landfall. The system was tracked for 4 days.
- Maila: Maila formed in the Southern Hemisphere in April 2026 and peaked as a Category 4 cyclone with maximum sustained winds of 145 mph (230 km/h) and a minimum pressure of 930 mb. It did not make landfall. The system was tracked for 8 days.
- Vaianu: Vaianu formed in the Southern Hemisphere in April 2026 and peaked as a Category 3 cyclone with maximum sustained winds of 115 mph (185 km/h) and a minimum pressure of 954 mb. It did not make landfall. The system was tracked for 4 days.
Each summary is built from the storm’s best track.
Strongest storm of 2025–26
Cyclone Horacio was the strongest storm of the season, peaking at 160 mph (255 km/h), with a lowest pressure of 920 mb, on February 23, 2026. That is Category 5 strength on the Saffir-Simpson scale.
37 Southern Hemisphere storms since 1980 peaked higher, and 1 matched it. It produced 7% of the season’s accumulated cyclone energy.
Landfalls in 2025–26
10 of the season’s 31 systems made landfall, 5 of them at hurricane strength. Each landfall point is listed with the nearest town and the wind at that moment.
- November 21, 2025: Fina, 80 mph (Category 1)
- November 22, 2025: Fina near Darwin, Australia, 100 mph (Category 2)
- November 24, 2025: Fina, 105 mph (Category 2)
- December 30, 2025: Hayley, 75 mph (Category 1)
- January 10, 2026: Koji near Ayr, Australia, 45 mph (tropical storm)
- January 21, 2026: Ewetse near Betioky, Madagascar, 40 mph (tropical storm)
- January 24, 2026: Luana near Broome, Australia, 60 mph (tropical storm)
- January 31, 2026: Fytia near Soalala, Madagascar, 100 mph (Category 2)
- February 8, 2026: Mitchell, 65 mph (tropical storm)
- February 10, 2026: Gezani near Toamasina, Madagascar, 100 mph (Category 2)
- March 6, 2026: TD 24P near Atherton, Australia, 30 mph (tropical depression)
- March 19, 2026: Narelle, 130 mph (Category 3)
- March 21, 2026: Narelle, 85 mph (Category 1)
- March 23, 2026: Narelle, 45 mph (tropical storm)
- March 27, 2026: Narelle, 85 mph (Category 1)
How 2025–26 ranks since 1980
The season ranks 10th of 47 Southern Hemisphere seasons since 1980 for named storms (tied with 2 other seasons), 13th for hurricane strength (tied with 7 other seasons) and 18th for accumulated cyclone energy.
The record since 1980 is 37 named storms, in 1997, and the highest ACE is 364, in 1997.
2025–26 storm names
The 2025–26 season used 22 names: Awo, Blossom, Chenge, Fina, Bakung, Grant, Hayley, Iggy, Jenna, Koji, Dudzai, Ewetse, Luana, Fytia, Mitchell, Gezani, Horacio, Urmil, Narelle, Indusa, Maila, Vaianu.
9 systems were tracked without a name and are listed by number.
2025–26 season FAQ
How many named storms were there in 2025–26?
The 2025–26 Southern Hemisphere cyclone season had 31 named storms, 15 at hurricane strength and 9 major storms, from 31 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 Tropical Storm 1S and the last was Vaianu.
What was the strongest storm of 2025–26?
Cyclone Horacio. It peaked at 160 mph (255 km/h, 138 kt) with a lowest pressure of 920 mb on February 23, 2026. That is Category 5 strength on the Saffir-Simpson scale. 37 Southern Hemisphere storms since 1980 peaked higher. It produced 7% of the season’s accumulated cyclone energy.
When did the 2025–26 season end?
Australia’s official season ran from November 1, 2025 to April 30, 2026. Our counts follow IBTrACS, which files every storm from July 2025 to June 2026 under the 2025–26 season. The busiest months are January–February. The last system, Maila, dissipated on April 11, 2026.