The 2011 season

Tropical Storm Cherono (2011)

Tropical Storm Cherono peaked at 45 kt in the South Indian between March 13, 2011 and March 25, 2011, with a lowest pressure of 989 mb.

Track and intensity

The whole track of Tropical Storm Cherono, colored by strength, with the other storms of the 2011 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
March 13, 2011 to March 25, 2011
Peak strength
Tropical Storm, 45 kt (52 mph)
Lowest pressure
989 mb (29.21 inHg)
Landfall
No; closest approach 273 km (170 mi)
Accumulated cyclone energy
1.9
Identifier
SH182011

Deaths and damage

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

Track

Time (UTC)PositionWindPressureStatus
Mar 13, 18:0011.2S 89.1E15 kt1005 mbDisturbance
Mar 14, 00:0011.3S 87.7E20 kt1007 mbDisturbance
Mar 14, 06:0011.5S 87.1E20 kt1007 mbDisturbance
Mar 14, 12:0011.7S 86.5E20 kt1007 mbDisturbance
Mar 14, 18:0012.0S 85.8E25 kt1004 mbTropical depression
Mar 15, 00:0012.5S 85.3E25 kt1004 mbTropical depression
Mar 15, 06:0013.0S 84.5E25 kt1004 mbTropical depression
Mar 15, 12:0013.1S 83.7E30 kt1000 mbTropical depression
Mar 15, 18:0013.1S 82.9E25 kt1004 mbTropical depression
Mar 16, 00:0012.8S 81.7E30 kt1000 mbTropical depression
Mar 16, 06:0013.0S 81.2E30 kt1000 mbTropical depression
Mar 16, 12:0014.1S 80.9E30 kt1000 mbTropical depression
Mar 16, 18:0014.5S 79.3E30 kt1000 mbTropical depression
Mar 17, 00:0014.6S 77.8E30 kt1000 mbTropical depression
Mar 17, 06:0014.8S 76.3E35 kt996 mbTropical storm
Mar 17, 12:0015.3S 75.1E40 kt993 mbTropical storm
Mar 17, 18:0015.7S 74.3E45 kt989 mbTropical storm
Mar 18, 00:0016.1S 73.4E45 kt989 mbTropical storm
Mar 18, 06:0016.5S 72.3E45 kt989 mbTropical storm
Mar 18, 12:0017.0S 71.1E45 kt989 mbTropical storm
Mar 18, 18:0017.7S 70.0E45 kt989 mbTropical storm
Mar 19, 00:0018.4S 68.9E45 kt989 mbTropical storm
Mar 19, 06:0019.1S 67.5E40 kt993 mbTropical storm
Mar 19, 12:0019.5S 65.9E35 kt996 mbTropical storm
Mar 19, 18:0019.7S 64.2E35 kt996 mbTropical storm
Mar 20, 00:0020.3S 62.6E30 kt1000 mbTropical depression
Mar 20, 06:0021.0S 61.5E30 kt1000 mbTropical depression
Mar 20, 12:0021.7S 60.5E30 kt1000 mbTropical depression
Mar 20, 18:0022.2S 59.6E30 kt1000 mbTropical depression
Mar 21, 00:0022.8S 58.8E30 kt1000 mbTropical depression
Mar 21, 06:0023.1S 58.1E30 kt1000 mbTropical depression
Mar 21, 12:0023.6S 57.6E30 kt1000 mbTropical depression
Mar 21, 18:0024.3S 57.4E30 kt1000 mbTropical depression
Mar 22, 00:0024.9S 57.2E30 kt1000 mbTropical depression
Mar 22, 06:0025.6S 57.0E30 kt1000 mbTropical depression
Mar 22, 12:0026.7S 57.2E30 kt1000 mbTropical depression
Mar 22, 18:0027.6S 58.2E30 kt1000 mbTropical depression
Mar 23, 00:0027.5S 59.6E25 kt1004 mbTropical depression
Mar 23, 06:0028.7S 61.1E28 kt1001 mbExtratropical
Mar 23, 12:0029.0S 63.0E28 kt1000 mbExtratropical
Mar 23, 18:0028.6S 65.0E27 kt1000 mbExtratropical
Mar 24, 00:0028.0S 65.9E25 kt1000 mbExtratropical
Mar 24, 06:0027.8S 67.1E25 kt1000 mbDisturbance
Mar 24, 12:0028.1S 69.4E25 kt1001 mbDisturbance
Mar 24, 18:0028.5S 71.4E1002 mbDisturbance
Mar 25, 00:0028.5S 73.1E1003 mbDisturbance
Mar 25, 06:0028.1S 74.3E1004 mbDisturbance

Other South Indian storms of 2011

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.