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2026 South Atlantic cyclone season
First storm formed February 11
Last storm dissipated Ongoing
Strongest storm Brett - 938 mb, 140 mph
Total depressions 2
Total storms 2
Hurricanes 1
Major hurricanes 1
Total damages $1 billion (2015 USD)
Total fatalities 65


The 2026 South Atlantic cyclone season has no official bounds, but most tropical cyclones tend to form in the Southern Atlantic Ocean during April and November.


Seasonal forecasts

Source Date Named

storms

Hurricanes Major

hurricanes

NOAA December 31, 2025 3 1 0
–––––––––––––––––––––––––––––––––––––––––––––––––––––––
Actual activity 2 1 1


Season Summary

Storms

Storms
TS Agatha
C4 Brett

Cyclone Agatha

Tropical storm (SSHS)
March 1974 Subtropical Cyclone.jpg Cyclone Agatha (2026 - South Atlantic Track).jpg
Duration February 11 – February 15
Intensity 50 mph (85 km/h) (1-min),  996 mbar (hPa)


Cyclone Brett

Category 4 hurricane (SSHS)
TCHelen.jpg
Duration March 29 – April 7
Intensity 140 mph (220 km/h) (1-min),  938 mbar (hPa)







Timeline

wikipedia:Saffir-Simpson Hurricane Scale


Storm names

The following names will be used to name tropical and subtropical cyclones in the 2026 season.

  • Agatha
  • Brett
  • Clover (unused)
  • Dustin (unused)
  • Elsa (unused)
  • Ferb (unused)
  • Gabrielle (unused)


Accumulated Cyclone Energy (ACE) Rating

ACE (104 kt2) – Storm: Source
1 0.00 Storm 12 0.00 Storm
2 0.00 Storm 13 0.00 Storm
3 0.00 Storm 14 0.00 Storm
4 0.00 Storm 15 0.00 Storm
5 0.00 Storm 16 0.00 Storm
6 0.00 Storm 17 0.00 Storm
7 0.00 Storm 18 0.00 Storm
8 0.00 Storm 19 0.00 Storm
9 0.00 Storm 20 0.00 Storm
10 0.00 Storm 21 0.00 Storm
11 0.00 Storm 22 0.00 Storm
Total=0.0

ACE is the result of a storm's winds multiplied by how long it lasted for, so storms or subtropical storms (Originally not included up until 2012) that at lasted a long time , as well as particularly strong hurricanes , have higher ACE totals. Tropical Depressions are not included in season total.


Season effects

This is a table of the storms and their effects in the 2026 South Atlantic cyclone season. This table includes the storm's names, duration, peak intensity, Areas affected (bold indicates made landfall in that region at least once), damages, and death totals. Deaths in parentheses are additional and indirect (an example of an indirect death would be a traffic accident), but are still storm-related. Damage and deaths include totals while the storm was extratropical, a wave or a low. All of the damage figures are in 2014 USD (the listed damage figure is in millions).

2026 South Atlantic tropical cyclone statistics
Storm name Dates active Storm category

at peak intensity

Max 1-min wind

mph (km/h)

Min.press.(mbar) Areas affected Damage (millions USD) Deaths


Agatha February 11 – February 15 Tropical storm 50 (85) 996 None 0 0
Brett March 29 – April 7 Category 4 hurricane 140 (220) 938 Brazil 1,000 65

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