Eye of the Storm

Storm history › South Indian Ocean

2021 South Indian Ocean cyclone season

The 2021 South Indian Ocean season had 21 storms of tropical-storm strength or more, 8 of them cyclones and 3 major (Category 3 or stronger). One reached Category 5: Faraji.

The first storm was tracked from November 11, 2020 and the last ended on April 24, 2021. The strongest by wind was Cyclone Faraji (2021), at 160 mph (260 km/h). The season's accumulated cyclone energy (ACE) was 142.2.

Storms
21
Cyclones
8
Major
3
Category 5
1
ACE
142.2
Every storm of the season, coloured by strength.

DepressionTropical stormCat 1Cat 2Cat 3Cat 4Cat 5

Storms

StormDatesPeakPressureStrongest
Cyclone AliciaNov 11 – Nov 2085 mph978 mbCategory 1 cyclone
Tropical Storm BongoyoNov 26 – Dec 1270 mph989 mbTropical storm
Unnamed tropical storm 3, 2021 South Indian OceanDec 4 – Dec 1250 mph992 mbTropical storm
Cyclone ChalaneDec 20 – Jan 480 mph985 mbCategory 1 cyclone
Tropical Storm DaniloDec 30 – Jan 1270 mph984 mbTropical storm
Unnamed tropical storm 6, 2021 South Indian OceanJan 5 – Jan 1040 mph999 mbTropical storm
Cyclone EloiseJan 11 – Jan 27105 mph968 mbCategory 2 cyclone
Tropical Storm JoshuaJan 13 – Jan 2160 mph993 mbTropical storm
Unnamed tropical storm 9, 2021 South Indian OceanJan 18 – Jan 2350 mph995 mbTropical storm
Unnamed tropical storm 10, 2021 South Indian OceanJan 19 – Feb 245 mph995 mbTropical storm
Unnamed tropical storm 11, 2021 South Indian OceanJan 28 – Feb 840 mph990 mbTropical storm
Cyclone FarajiFeb 4 – Feb 16160 mph920 mbCategory 5 cyclone
Cyclone GuambeFeb 11 – Feb 22105 mph960 mbCategory 2 cyclone
Cyclone MarianFeb 22 – Mar 9115 mph952 mbCategory 3 cyclone
Tropical Storm ImanMar 2 – Mar 1160 mph989 mbTropical storm
Cyclone HabanaMar 2 – Mar 17155 mph928 mbCategory 4 cyclone
Unnamed tropical storm 17, 2021 South Indian OceanMar 20 – Mar 2640 mph1000 mbTropical storm
Cyclone SerojaApr 2 – Apr 1285 mph968 mbCategory 1 cyclone
Tropical Storm OdetteApr 3 – Apr 1065 mph987 mbTropical storm
Unnamed tropical storm 20, 2021 South Indian OceanApr 6 – Apr 1140 mph1000 mbTropical storm
Tropical Storm JoboApr 17 – Apr 2465 mph994 mbTropical storm