The 1992 season

Cyclone Alexandra (1992)

Cyclone Alexandra reached Category 3 in the South Indian between December 17, 1991 and December 29, 1991, with a lowest pressure of 972 mb.

Track and intensity

The whole track of Cyclone Alexandra, colored by strength, with the other storms of the 1992 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
December 17, 1991 to December 29, 1991
Peak strength
Category 3, 105 kt (121 mph)
Lowest pressure
972 mb (28.70 inHg)
Landfall
No; closest approach 867 km (539 mi)
Accumulated cyclone energy
12.3
Identifier
SH091992

Deaths and damage

No source this site reads publishes a machine-readable casualty or damage figure for a storm of this era. The National Hurricane Center’s season tables begin in 1995 and carry deaths and damage only from 2005 in the Atlantic and 2020 in both basins; the US Storm Events record begins in 1996.

Track

Time (UTC)PositionWindPressureStatus
Dec 17, 12:007.5S 66.0E20 ktTropical storm
Dec 17, 18:007.9S 66.9E20 ktTropical storm
Dec 18, 00:008.3S 67.8E20 kt1005 mbTropical storm
Dec 18, 06:008.5S 68.8E20 kt1005 mbTropical storm
Dec 18, 12:008.7S 69.8E25 kt1002 mbTropical storm
Dec 18, 18:008.8S 70.8E25 kt1000 mbTropical storm
Dec 19, 00:008.9S 71.8E25 kt1000 mbTropical storm
Dec 19, 06:009.0S 72.8E25 kt997 mbTropical storm
Dec 19, 12:009.3S 73.7E30 kt997 mbTropical storm
Dec 19, 18:009.9S 74.5E30 kt994 mbTropical storm
Dec 20, 00:0010.7S 75.1E35 kt991 mbTropical storm
Dec 20, 06:0011.5S 75.6E40 kt985 mbTropical storm
Dec 20, 12:0012.4S 76.1E50 kt980 mbTropical storm
Dec 20, 18:0013.4S 76.4E60 kt976 mbTropical storm
Dec 21, 00:0014.3S 76.7E75 kt972 mbTropical storm
Dec 21, 06:0015.1S 77.0E85 kt976 mbTropical storm
Dec 21, 12:0015.8S 77.3E90 kt976 mbTropical storm
Dec 21, 18:0016.3S 77.7E95 kt980 mbTropical storm
Dec 22, 00:0016.6S 78.2E100 kt984 mbTropical storm
Dec 22, 06:0016.7S 78.8E100 kt988 mbTropical storm
Dec 22, 12:0016.8S 79.2E105 kt991 mbTropical storm
Dec 22, 18:0016.8S 79.4E100 kt991 mbTropical storm
Dec 23, 00:0016.9S 79.6E95 kt991 mbTropical storm
Dec 23, 06:0017.1S 79.6E85 kt991 mbTropical storm
Dec 23, 12:0017.3S 79.3E80 kt991 mbTropical storm
Dec 23, 18:0017.4S 78.8E75 kt994 mbTropical storm
Dec 24, 00:0017.5S 78.1E65 kt997 mbTropical storm
Dec 24, 06:0017.6S 77.3E60 kt1000 mbTropical storm
Dec 24, 12:0017.6S 76.4E50 kt1000 mbTropical storm
Dec 24, 18:0017.6S 75.5E45 kt1000 mbTropical storm
Dec 25, 00:0017.7S 74.7E40 kt1000 mbTropical storm
Dec 25, 06:0017.9S 74.0E35 kt1000 mbTropical storm
Dec 25, 12:0018.2S 73.3E30 kt1000 mbTropical storm
Dec 25, 18:0018.5S 72.6E30 kt1000 mbTropical storm
Dec 26, 00:0018.8S 71.9E25 kt1000 mbTropical storm
Dec 26, 06:0018.9S 71.2E25 kt1002 mbTropical storm
Dec 26, 12:0019.2S 70.0E20 kt1002 mbTropical storm
Dec 26, 18:0019.7S 69.7E20 kt1005 mbTropical storm
Dec 27, 00:0019.8S 69.0E20 kt1005 mbTropical storm
Dec 27, 06:0020.4S 68.8E20 kt1005 mbTropical storm
Dec 27, 12:0021.0S 68.8E20 kt1005 mbTropical storm
Dec 27, 18:0021.5S 68.3EDisturbance
Dec 28, 00:0021.8S 67.7EDisturbance
Dec 28, 06:0021.9S 67.2EDisturbance
Dec 28, 12:0021.9S 66.8EDisturbance
Dec 28, 18:0021.9S 66.4EDisturbance
Dec 29, 00:0021.8S 66.0EDisturbance

Other South Indian storms of 1992

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.