The 1993 season

Cyclone Jourdanne (1993)

Cyclone Jourdanne reached Category 4 in the South Indian between April 1, 1993 and April 10, 1993, with a lowest pressure of 930 mb.

Track and intensity

The whole track of Cyclone Jourdanne, colored by strength, with the other storms of the 1993 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
April 1, 1993 to April 10, 1993
Peak strength
Category 4, 125 kt (144 mph)
Lowest pressure
930 mb (27.46 inHg)
Landfall
No; closest approach 1503 km (934 mi)
Accumulated cyclone energy
19.1
Identifier
SH241993

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
Apr 1, 00:0013.1S 91.7E20 ktTropical storm
Apr 1, 06:0013.4S 91.2E20 ktTropical storm
Apr 1, 12:0013.7S 90.7E20 ktTropical storm
Apr 1, 18:0013.9S 90.1E20 ktTropical storm
Apr 2, 00:0014.1S 89.4E20 ktTropical storm
Apr 2, 06:0014.3S 88.5E25 kt1004 mbMixed
Apr 2, 12:0014.4S 87.5E25 kt1004 mbMixed
Apr 2, 18:0014.5S 86.5E25 kt1000 mbTropical storm
Apr 3, 00:0014.5S 85.5E30 kt1000 mbTropical storm
Apr 3, 06:0014.4S 84.6E35 kt997 mbTropical storm
Apr 3, 12:0014.4S 83.8E35 kt997 mbTropical storm
Apr 3, 18:0014.4S 83.0E35 kt995 mbTropical storm
Apr 4, 00:0014.7S 82.1E35 kt992 mbTropical storm
Apr 4, 06:0015.1S 81.3E45 kt990 mbTropical storm
Apr 4, 12:0015.5S 80.5E55 kt985 mbTropical storm
Apr 4, 18:0016.0S 79.6E65 kt980 mbTropical storm
Apr 5, 00:0016.3S 78.7E80 kt975 mbTropical storm
Apr 5, 06:0016.7S 77.8E90 kt965 mbTropical storm
Apr 5, 12:0017.1S 77.1E100 kt955 mbTropical storm
Apr 5, 18:0017.6S 76.4E110 kt955 mbTropical storm
Apr 6, 00:0018.1S 75.8E125 kt950 mbTropical storm
Apr 6, 06:0018.6S 75.4E125 kt945 mbTropical storm
Apr 6, 12:0019.0S 75.2E125 kt940 mbTropical storm
Apr 6, 18:0019.2S 75.2E120 kt930 mbTropical storm
Apr 7, 00:0019.4S 75.3E115 kt930 mbTropical storm
Apr 7, 06:0019.6S 75.4E110 kt940 mbTropical storm
Apr 7, 12:0019.7S 75.5E100 kt945 mbTropical storm
Apr 7, 18:0019.8S 75.6E95 kt955 mbTropical storm
Apr 8, 00:0019.9S 75.7E90 kt965 mbTropical storm
Apr 8, 06:0020.0S 75.8E85 kt970 mbTropical storm
Apr 8, 12:0020.1S 75.8E75 kt975 mbTropical storm
Apr 8, 18:0020.2S 75.8E65 kt980 mbTropical storm
Apr 9, 00:0020.3S 75.9E60 kt985 mbTropical storm
Apr 9, 06:0020.6S 76.1E55 kt985 mbTropical storm
Apr 9, 12:0021.0S 76.3E45 kt990 mbTropical storm
Apr 9, 18:0021.3S 76.5E35 kt995 mbTropical storm
Apr 10, 00:0021.7S 76.7E30 kt1000 mbMixed

Other South Indian storms of 1993

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.