The 1966 season

Tropical Storm Kay:Nancy (1966)

Tropical Storm Kay:Nancy peaked at 40 kt in the South Indian between March 13, 1966 and March 29, 1966, with a lowest pressure of 995 mb.

Track and intensity

The whole track of Tropical Storm Kay:Nancy, colored by strength, with the other storms of the 1966 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, 1966 to March 29, 1966
Peak strength
Tropical Storm, 40 kt (46 mph)
Lowest pressure
995 mb (29.38 inHg)
Landfall
No; closest approach 121 km (75 mi)
Accumulated cyclone energy
0.5
Identifier
SH301966

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
Mar 13, 18:0013.0S 101.0E20 ktTropical storm
Mar 14, 00:0012.8S 100.7E15 ktTropical storm
Mar 14, 06:0012.3S 99.5E15 ktTropical storm
Mar 14, 12:0011.3S 97.9E20 ktTropical storm
Mar 14, 18:0010.8S 96.4E25 ktTropical storm
Mar 15, 00:0010.9S 95.1E15 ktTropical storm
Mar 15, 06:0011.1S 93.3E10 ktTropical storm
Mar 15, 12:0011.7S 91.3E20 ktTropical storm
Mar 15, 18:0011.8S 89.3E20 ktTropical storm
Mar 16, 00:0011.5S 87.3E15 ktTropical storm
Mar 16, 06:0011.2S 85.4E10 ktTropical storm
Mar 16, 12:0010.8S 84.6E10 ktTropical storm
Mar 16, 18:0010.5S 83.8E10 ktTropical storm
Mar 17, 00:0010.3S 82.8E30 ktTropical storm
Mar 17, 06:0010.2S 81.7E35 ktTropical storm
Mar 17, 12:0010.0S 80.1E20 ktTropical storm
Mar 17, 18:0010.0S 78.4E15 ktTropical storm
Mar 18, 00:0010.0S 76.5E10 ktTropical storm
Mar 18, 06:0010.2S 74.9E10 ktTropical storm
Mar 18, 12:0010.4S 73.5E15 ktTropical storm
Mar 18, 18:0010.7S 72.1E20 ktTropical storm
Mar 19, 00:0011.1S 70.6E15 ktTropical storm
Mar 19, 06:0011.5S 69.3E15 ktTropical storm
Mar 19, 12:0011.9S 68.8E20 ktTropical storm
Mar 19, 18:0012.3S 67.9E20 ktTropical storm
Mar 20, 00:0012.8S 66.8E25 ktTropical storm
Mar 20, 06:0013.2S 65.6E25 ktTropical storm
Mar 20, 12:0013.3S 64.2E20 ktTropical storm
Mar 20, 18:0013.5S 62.9E20 ktTropical storm
Mar 21, 00:0013.9S 61.5E20 ktTropical storm
Mar 21, 06:0014.2S 60.3E20 ktTropical storm
Mar 21, 12:0014.3S 60.3E20 ktTropical storm
Mar 21, 18:0014.5S 60.5E20 ktTropical storm
Mar 22, 00:0014.7S 60.5E15 ktTropical storm
Mar 22, 06:0014.9S 60.5E15 ktTropical storm
Mar 22, 12:0015.2S 60.4E25 ktTropical storm
Mar 22, 18:0015.7S 60.4E30 ktTropical storm
Mar 23, 00:0016.6S 60.1E35 ktTropical storm
Mar 23, 06:0017.4S 60.0E40 ktTropical storm
Mar 23, 12:0017.9S 60.0E35 ktTropical storm
Mar 23, 18:0018.5S 59.5ETropical storm
Mar 24, 00:0019.3S 59.4ETropical storm
Mar 24, 06:0020.1S 59.3ETropical storm
Mar 24, 12:0021.2S 59.0ETropical storm
Mar 24, 18:0022.3S 58.6ETropical storm
Mar 25, 00:0023.2S 58.2ETropical storm
Mar 25, 06:0024.0S 57.7ETropical storm
Mar 25, 12:0025.0S 56.8ETropical storm
Mar 25, 18:0026.0S 55.6EMixed
Mar 26, 00:0026.7S 54.2EMixed
Mar 26, 06:0027.3S 52.9EMixed
Mar 26, 12:0027.7S 51.9EMixed
Mar 26, 18:0028.2S 51.2EMixed
Mar 27, 00:0029.0S 50.6EMixed
Mar 27, 06:0030.0S 50.2EMixed
Mar 27, 12:0031.0S 50.1EMixed
Mar 27, 18:0032.0S 50.3EMixed
Mar 28, 00:0032.9S 50.6EMixed
Mar 28, 06:0033.9S 51.0EMixed
Mar 28, 12:0035.0S 51.6EMixed
Mar 28, 18:0036.2S 52.2EMixed
Mar 29, 00:0037.2S 52.8ETropical storm
Mar 29, 06:0038.2S 53.4ETropical storm

Other South Indian storms of 1966

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.