The 2003 season

Tropical Storm Isha (2003)

Tropical Storm Isha peaked at 45 kt in the South Indian between February 3, 2003 and February 15, 2003, with a lowest pressure of 991 mb.

Track and intensity

The whole track of Tropical Storm Isha, colored by strength, with the other storms of the 2003 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 3, 2003 to February 15, 2003
Peak strength
Tropical Storm, 45 kt (52 mph)
Lowest pressure
991 mb (29.26 inHg)
Landfall
No; closest approach 720 km (447 mi)
Accumulated cyclone energy
1.9
Identifier
SH182003

Deaths and damage

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

Track

Time (UTC)PositionWindPressureStatus
Feb 3, 18:009.8S 99.2E15 kt1006 mbTropical depression
Feb 4, 00:0010.2S 99.0E15 kt1006 mbTropical depression
Feb 4, 06:0010.6S 98.7E25 kt1002 mbTropical depression
Feb 4, 12:0010.8S 98.2E25 kt1002 mbTropical depression
Feb 4, 18:0010.9S 97.7E25 kt1002 mbTropical depression
Feb 5, 00:0011.0S 97.2E25 kt1002 mbTropical depression
Feb 5, 06:0011.1S 96.7E25 kt1002 mbTropical depression
Feb 5, 12:0011.1S 96.2E25 kt1002 mbTropical depression
Feb 5, 18:0011.2S 95.7E25 kt1002 mbTropical depression
Feb 6, 00:0011.2S 95.0E25 kt1002 mbTropical depression
Feb 6, 06:0011.1S 94.0E25 kt1002 mbTropical depression
Feb 6, 12:0010.7S 93.0E25 kt1002 mbTropical depression
Feb 6, 18:0010.2S 92.2E25 kt1002 mbTropical depression
Feb 7, 00:009.7S 91.7E25 kt1002 mbTropical depression
Feb 7, 06:009.6S 91.3E25 kt1002 mbTropical depression
Feb 7, 12:009.4S 91.0E25 kt1002 mbTropical depression
Feb 7, 18:009.4S 90.5E25 kt1002 mbTropical depression
Feb 8, 00:009.4S 90.0E25 kt1002 mbTropical depression
Feb 8, 06:009.5S 89.1E25 kt1002 mbTropical depression
Feb 8, 12:009.6S 88.2E25 kt1002 mbTropical depression
Feb 8, 18:009.7S 87.3E25 kt1002 mbTropical depression
Feb 9, 00:009.9S 86.6E25 kt1002 mbTropical depression
Feb 9, 06:0010.1S 85.9E25 kt1002 mbTropical depression
Feb 9, 12:0010.5S 85.3E25 kt1002 mbTropical depression
Feb 9, 18:0010.8S 84.7E25 kt1002 mbTropical depression
Feb 10, 00:0011.1S 84.0E25 kt1002 mbTropical depression
Feb 10, 06:0011.6S 83.1E25 kt1002 mbTropical depression
Feb 10, 12:0012.3S 82.4E25 kt1002 mbTropical depression
Feb 10, 18:0013.1S 81.8E30 kt1000 mbTropical depression
Feb 11, 00:0014.0S 81.2E30 kt1000 mbTropical depression
Feb 11, 06:0014.9S 81.2E30 kt1000 mbTropical depression
Feb 11, 12:0015.5S 81.6E30 kt1000 mbTropical depression
Feb 11, 18:0016.0S 82.1E35 kt997 mbTropical storm
Feb 12, 00:0016.4S 82.7E40 kt994 mbTropical storm
Feb 12, 06:0016.7S 83.2E40 kt994 mbTropical storm
Feb 12, 12:0017.1S 83.6E40 kt994 mbTropical storm
Feb 12, 18:0017.5S 84.0E40 kt994 mbTropical storm
Feb 13, 00:0018.1S 84.4E45 kt991 mbTropical storm
Feb 13, 06:0019.1S 84.9E45 kt991 mbTropical storm
Feb 13, 12:0020.0S 85.4E45 kt991 mbTropical storm
Feb 13, 18:0020.7S 85.5E40 kt994 mbTropical storm
Feb 14, 00:0021.0S 85.2E35 kt997 mbTropical storm
Feb 14, 06:0020.5S 84.5E35 kt997 mbTropical storm
Feb 14, 12:0020.5S 85.4E35 kt997 mbTropical storm
Feb 14, 18:0023.2S 87.7E25 kt1000 mbTropical storm
Feb 15, 00:0024.0S 88.3E25 kt1000 mbTropical storm
Feb 15, 06:0024.6S 89.2E25 kt1002 mbDisturbance

Other South Indian storms of 2003

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.