The 1872 season

Unnamed tropical depression (1872)

Unnamed tropical depression peaked at unknown kt in the South Indian between July 11, 1871 and July 17, 1871.

Track and intensity

The whole track of Unnamed tropical depression, colored by strength, with the other storms of the 1872 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
July 11, 1871 to July 17, 1871
Peak strength
Tropical Depression
Landfall
No; closest approach 458 km (285 mi)
Accumulated cyclone energy
0.0
Identifier
1871192S04095

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
Jul 11, 06:003.7S 95.2ENot reported
Jul 11, 12:003.7S 95.3ENot reported
Jul 11, 18:003.8S 95.3ENot reported
Jul 12, 00:004.0S 95.2ENot reported
Jul 12, 06:004.3S 94.9ENot reported
Jul 12, 12:004.8S 94.4ENot reported
Jul 12, 18:005.5S 93.7ENot reported
Jul 13, 00:006.3S 93.0ENot reported
Jul 13, 06:007.0S 92.4ENot reported
Jul 13, 12:007.5S 92.0ENot reported
Jul 13, 18:008.1S 91.7ENot reported
Jul 14, 00:008.6S 91.4ENot reported
Jul 14, 06:009.3S 91.3ENot reported
Jul 14, 12:0010.2S 91.1ENot reported
Jul 14, 18:0011.1S 91.1ENot reported
Jul 15, 00:0012.1S 91.1ENot reported
Jul 15, 06:0013.0S 91.3ENot reported
Jul 15, 12:0013.9S 91.7ENot reported
Jul 15, 18:0014.7S 92.1ENot reported
Jul 16, 00:0015.4S 92.6ENot reported
Jul 16, 06:0016.0S 93.1ENot reported
Jul 16, 12:0016.5S 93.5ENot reported
Jul 16, 18:0016.8S 93.7ENot reported
Jul 17, 00:0017.1S 93.9ENot reported
Jul 17, 06:0017.4S 94.1ENot reported

Other South Indian storms of 1872

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.