The 2012 season

Tropical Storm Hilwa (2012)

Tropical Storm Hilwa peaked at 42 kt in the South Indian between February 11, 2012 and February 24, 2012, with a lowest pressure of 993 mb.

Track and intensity

The whole track of Tropical Storm Hilwa, colored by strength, with the other storms of the 2012 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 11, 2012 to February 24, 2012
Peak strength
Tropical Storm, 42 kt (48 mph)
Lowest pressure
993 mb (29.32 inHg)
Landfall
No; closest approach 373 km (232 mi)
Accumulated cyclone energy
3.2
Identifier
SH132012

Deaths and damage

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

Track

Time (UTC)PositionWindPressureStatus
Feb 11, 06:0011.6S 109.5E20 kt1007 mbDisturbance
Feb 11, 12:0011.3S 107.8E20 kt1007 mbDisturbance
Feb 11, 18:0011.2S 106.2E25 kt1004 mbTropical depression
Feb 12, 00:0011.5S 104.6E25 kt1004 mbTropical depression
Feb 12, 06:0011.6S 103.0E25 kt1004 mbTropical depression
Feb 12, 12:0011.8S 101.5E25 kt1004 mbTropical depression
Feb 12, 18:0012.0S 100.0E30 kt1000 mbTropical depression
Feb 13, 00:0012.0S 98.6E30 kt1000 mbTropical depression
Feb 13, 06:0012.1S 97.2E30 kt1000 mbTropical depression
Feb 13, 12:0012.2S 95.8E30 kt1000 mbTropical depression
Feb 13, 18:0012.5S 94.3E30 kt1000 mbTropical depression
Feb 14, 00:0012.9S 92.7E30 kt1000 mbTropical depression
Feb 14, 06:0013.5S 91.1E35 kt996 mbTropical storm
Feb 14, 12:0013.9S 89.4E35 kt996 mbTropical storm
Feb 14, 18:0014.3S 87.7E35 kt996 mbTropical storm
Feb 15, 00:0014.3S 86.4E35 kt996 mbTropical storm
Feb 15, 06:0014.5S 85.3E35 kt996 mbTropical storm
Feb 15, 12:0014.7S 84.4E35 kt996 mbTropical storm
Feb 15, 18:0015.0S 83.5E35 kt996 mbTropical storm
Feb 16, 00:0014.9S 82.6E35 kt996 mbTropical storm
Feb 16, 06:0015.0S 81.9E40 kt993 mbTropical storm
Feb 16, 12:0015.0S 81.5E40 kt993 mbTropical storm
Feb 16, 18:0015.1S 81.1E35 kt996 mbTropical storm
Feb 17, 00:0015.4S 81.0E35 kt996 mbTropical storm
Feb 17, 06:0015.5S 80.5E30 kt1000 mbTropical depression
Feb 17, 12:0016.4S 80.3E30 kt1000 mbTropical depression
Feb 17, 18:0016.9S 79.1E30 kt1000 mbTropical depression
Feb 18, 00:0017.1S 77.8E30 kt1000 mbTropical depression
Feb 18, 06:0017.3S 77.2E35 kt996 mbTropical storm
Feb 18, 12:0017.6S 76.1E35 kt996 mbTropical storm
Feb 18, 18:0017.8S 74.7E35 kt996 mbTropical storm
Feb 19, 00:0018.1S 73.1E30 kt1000 mbTropical depression
Feb 19, 06:0018.6S 71.5E30 kt1000 mbTropical depression
Feb 19, 12:0018.8S 69.8E25 kt1004 mbTropical depression
Feb 19, 18:0019.1S 68.2E25 kt1004 mbTropical depression
Feb 20, 00:0019.1S 66.8E25 kt1004 mbTropical depression
Feb 20, 06:0018.8S 65.9E30 kt1000 mbTropical depression
Feb 20, 12:0018.9S 65.3E35 kt996 mbTropical storm
Feb 20, 18:0019.1S 64.8E35 kt996 mbTropical storm
Feb 21, 00:0019.2S 64.4E40 kt993 mbTropical storm
Feb 21, 06:0019.6S 64.2E40 kt993 mbTropical storm
Feb 21, 12:0020.0S 64.0E40 kt993 mbTropical storm
Feb 21, 18:0020.6S 63.8E40 kt993 mbTropical storm
Feb 22, 00:0021.5S 63.7E35 kt996 mbTropical storm
Feb 22, 06:0022.5S 63.7E35 kt996 mbTropical storm
Feb 22, 12:0023.6S 63.7E35 kt996 mbTropical storm
Feb 22, 18:0025.3S 63.7E30 kt1000 mbTropical depression
Feb 23, 00:0027.9S 63.7E25 kt1004 mbTropical depression
Feb 23, 06:0030.1S 64.0E20 kt1007 mbDisturbance
Feb 23, 12:0032.7S 64.6E20 kt1007 mbExtratropical
Feb 23, 18:0034.1S 63.7E42 kt993 mbExtratropical
Feb 24, 00:0036.5S 63.5E40 kt994 mbExtratropical

Other South Indian storms of 2012

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.