The 2021 season

Cyclone Marian (2021)

Cyclone Marian reached Category 3 in the South Indian between February 22, 2021 and March 9, 2021, with a lowest pressure of 952 mb.

Track and intensity

The whole track of Cyclone Marian, colored by strength, with the other storms of the 2021 season in the same basin behind it, and its wind and pressure hour by hour. Every fix is in the track table below.

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The storm

Basin
South Indian
Dates
February 22, 2021 to March 9, 2021
Peak strength
Category 3, 100 kt (115 mph)
Lowest pressure
952 mb (28.11 inHg)
Landfall
No; closest approach 101 km (63 mi)
Accumulated cyclone energy
14.8
Identifier
SH222021

Deaths and damage

No source this site reads carries a casualty or damage figure for this storm.

Track

Time (UTC)PositionWindPressureStatus
Feb 22, 06:0012.9S 127.7E15 kt1002 mbTropical storm
Feb 22, 12:0012.8S 126.0E15 kt1002 mbTropical storm
Feb 22, 18:0012.8S 124.5E15 kt1002 mbTropical storm
Feb 23, 00:0013.2S 122.8E15 kt1003 mbTropical storm
Feb 23, 06:0013.3S 120.9E15 kt1003 mbTropical storm
Feb 23, 12:0013.3S 118.4E15 kt1003 mbTropical storm
Feb 23, 18:0013.2S 116.3E15 kt1003 mbTropical storm
Feb 24, 00:0012.8S 114.6E15 kt1003 mbTropical storm
Feb 24, 06:0012.8S 112.4E20 kt1001 mbTropical storm
Feb 24, 12:0011.9S 110.2E20 kt1007 mbDisturbance
Feb 24, 18:0012.1S 108.5E20 kt1007 mbDisturbance
Feb 25, 00:0012.4S 106.9E25 kt1004 mbTropical depression
Feb 25, 06:0013.0S 105.8E30 kt1002 mbTropical depression
Feb 25, 12:0013.4S 103.9E30 kt1002 mbTropical depression
Feb 25, 18:0013.8S 102.1E35 kt1001 mbTropical storm
Feb 26, 00:0014.2S 100.4E45 kt999 mbTropical storm
Feb 26, 06:0014.3S 98.7E50 kt993 mbTropical storm
Feb 26, 12:0014.5S 97.1E55 kt989 mbTropical storm
Feb 26, 18:0014.6S 96.1E60 kt985 mbTropical storm
Feb 27, 00:0014.8S 94.9E60 kt983 mbTropical storm
Feb 27, 06:0015.3S 94.1E65 kt980 mbTyphoon
Feb 27, 12:0015.8S 93.4E75 kt972 mbTyphoon
Feb 27, 18:0016.4S 92.6E80 kt969 mbTyphoon
Feb 28, 00:0016.8S 92.2E80 kt969 mbTyphoon
Feb 28, 06:0017.1S 91.8E90 kt962 mbTyphoon
Feb 28, 12:0017.5S 91.4E100 kt952 mbTyphoon
Feb 28, 18:0017.7S 90.9E95 kt956 mbTyphoon
Mar 1, 00:0017.8S 90.3E95 kt956 mbTyphoon
Mar 1, 06:0017.9S 90.0E90 kt963 mbTyphoon
Mar 1, 12:0018.1S 89.7E90 kt962 mbTyphoon
Mar 1, 18:0018.3S 89.5E95 kt957 mbTyphoon
Mar 2, 00:0018.5S 89.4E90 kt964 mbTyphoon
Mar 2, 06:0018.6S 89.6E90 kt963 mbTyphoon
Mar 2, 12:0018.6S 90.1E80 kt967 mbTyphoon
Mar 2, 18:0018.7S 90.3E65 kt983 mbTyphoon
Mar 3, 00:0018.8S 90.7E50 kt988 mbTropical storm
Mar 3, 06:0019.0S 91.4E50 kt986 mbTropical storm
Mar 3, 12:0019.2S 91.9E50 kt989 mbTropical storm
Mar 3, 18:0019.7S 92.6E45 kt992 mbTropical storm
Mar 4, 00:0020.3S 93.1E40 kt993 mbTropical storm
Mar 4, 06:0021.1S 93.7E40 kt993 mbTropical storm
Mar 4, 12:0021.6S 94.0E40 kt993 mbTropical storm
Mar 4, 18:0022.4S 94.5E40 kt994 mbTropical storm
Mar 5, 00:0023.0S 94.7E45 kt991 mbTropical storm
Mar 5, 06:0023.8S 94.9E45 kt991 mbTropical storm
Mar 5, 12:0024.3S 95.3E35 kt995 mbTropical storm
Mar 5, 18:0024.9S 95.7E30 kt998 mbTropical depression
Mar 6, 00:0025.5S 95.9E25 kt1000 mbTropical depression
Mar 6, 06:0026.3S 96.5E25 kt1000 mbTropical depression
Mar 6, 12:0027.0S 96.8E25 kt999 mbTropical depression
Mar 6, 18:0027.6S 97.0E25 kt1004 mbTropical depression
Mar 7, 00:0028.4S 97.1E20 kt1006 mbDisturbance
Mar 7, 06:0028.8S 96.7E20 kt1006 mbDisturbance
Mar 7, 12:0028.2S 96.9E15 kt1007 mbDisturbance
Mar 7, 18:0028.1S 97.3E20 kt1007 mbExtratropical
Mar 8, 00:0028.8S 97.7E15 kt1009 mbExtratropical
Mar 8, 06:0029.6S 98.2E15 kt1009 mbExtratropical
Mar 8, 12:0030.3S 98.3E15 kt1009 mbExtratropical
Mar 8, 18:0030.9S 98.1E15 kt1009 mbExtratropical
Mar 9, 00:0031.5S 97.9E15 kt1009 mbExtratropical

Other South Indian storms of 2021

What this means

A best track is the record a warning agency settles on after the storm, not what it said at the time: position, maximum sustained wind and central pressure every six hours, revised against every observation that came in later. Category is the Saffir-Simpson scale, which runs from Category 1 at 64 kt to Category 5 at 137 kt and reads wind only, so it says nothing about surge or rain. Accumulated cyclone energy adds up the square of the wind through the storm's life, so it counts strength and duration together.

Sources

Storm history from NOAA NCEI’s International Best Track Archive for Climate Stewardship (IBTrACS), which merges the official best track of every warning agency. Live storms, cones, watches and warnings from the National Hurricane Center and the Central Pacific Hurricane Center. Archived radar from NOAA’s Level II archive.