The 2010 season

Tropical Storm Sarah (2010)

Tropical Storm Sarah peaked at 35 kt in the South Pacific between February 20, 2010 and March 4, 2010, with a lowest pressure of 996 mb.

Track and intensity

The whole track of Tropical Storm Sarah, colored by strength, with the other storms of the 2010 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 Pacific
Dates
February 20, 2010 to March 4, 2010
Peak strength
Tropical Storm, 35 kt (40 mph)
Lowest pressure
996 mb (29.41 inHg)
Landfall
No; closest approach 864 km (537 mi)
Accumulated cyclone energy
0.5
Identifier
SH172010

Deaths and damage

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

Track

Time (UTC)PositionWindPressureStatus
Feb 20, 00:006.0S 165.0W25 kt1002 mbNot reported
Feb 20, 06:006.0S 164.0W25 kt1002 mbNot reported
Feb 20, 12:006.0S 163.5W25 kt1002 mbNot reported
Feb 20, 18:006.0S 162.5W25 kt1000 mbNot reported
Feb 21, 00:007.4S 160.0W20 kt1007 mbTropical depression
Feb 21, 06:008.1S 159.2W20 kt1007 mbDisturbance
Feb 21, 12:009.0S 158.6W30 kt1000 mbTropical depression
Feb 21, 18:009.5S 158.2W35 kt996 mbTropical storm
Feb 22, 00:009.6S 158.8W30 kt1000 mbTropical depression
Feb 22, 06:009.9S 159.5W25 kt1004 mbTropical depression
Feb 22, 12:0010.5S 159.6W25 kt1004 mbTropical depression
Feb 22, 18:0011.8S 160.3W20 kt1007 mbDisturbance
Feb 23, 00:0012.4S 160.9W20 kt1007 mbDisturbance
Feb 23, 06:0013.1S 160.8W20 kt1007 mbTropical depression
Feb 23, 12:0013.7S 161.0W20 kt1007 mbDisturbance
Feb 23, 18:0014.2S 161.3W20 kt1007 mbDisturbance
Feb 24, 00:0014.5S 161.8W20 kt1007 mbDisturbance
Feb 24, 06:0014.8S 162.6W20 kt1007 mbDisturbance
Feb 24, 12:0015.0S 163.3W20 kt1007 mbDisturbance
Feb 24, 18:0015.1S 163.8W20 kt1007 mbDisturbance
Feb 25, 00:0015.5S 163.7W20 kt1007 mbDisturbance
Feb 25, 06:0015.8S 163.6W25 kt1004 mbTropical depression
Feb 25, 12:0016.0S 163.4W25 kt1004 mbTropical depression
Feb 25, 18:0016.1S 163.3W25 kt1004 mbTropical depression
Feb 26, 00:0016.3S 163.3W30 kt1000 mbTropical depression
Feb 26, 06:0016.5S 163.4W30 kt1000 mbTropical depression
Feb 26, 12:0016.7S 163.5W30 kt1000 mbTropical depression
Feb 26, 18:0016.9S 163.3W30 kt1000 mbTropical depression
Feb 27, 00:0017.0S 163.0W30 kt1000 mbTropical depression
Feb 27, 06:0017.1S 162.6W30 kt1000 mbTropical depression
Feb 27, 12:0017.2S 162.3W30 kt1000 mbTropical depression
Feb 27, 18:0017.4S 162.2W35 kt996 mbTropical storm
Feb 28, 00:0017.2S 162.7W35 kt996 mbTropical storm
Feb 28, 06:0017.0S 162.9W35 kt996 mbTropical storm
Feb 28, 12:0016.6S 162.2W30 kt1000 mbTropical depression
Feb 28, 18:0016.4S 161.7W25 kt1004 mbTropical depression
Mar 1, 00:0016.3S 161.2W25 kt1004 mbTropical depression
Mar 1, 06:0016.4S 160.8W25 kt1004 mbTropical depression
Mar 1, 12:0016.8S 160.9W25 kt1004 mbTropical depression
Mar 1, 18:0017.0S 161.2W25 kt1004 mbTropical depression
Mar 2, 00:0017.3S 161.5W25 kt1004 mbTropical depression
Mar 2, 06:0017.4S 162.0W25 kt1004 mbTropical depression
Mar 2, 12:0017.4S 162.6W25 kt1004 mbTropical depression
Mar 2, 18:0017.2S 162.8W25 kt1004 mbTropical depression
Mar 3, 00:0017.1S 163.0W25 kt1004 mbTropical depression
Mar 3, 06:0017.1S 163.4W25 kt1004 mbTropical depression
Mar 3, 12:0017.3S 164.0W25 kt1004 mbTropical depression
Mar 3, 18:0017.5S 164.5W25 kt1004 mbTropical depression
Mar 4, 00:0017.8S 164.9W25 kt1004 mbTropical depression
Mar 4, 06:0018.1S 165.3W25 kt1004 mbTropical depression
Mar 4, 12:0018.4S 165.7W25 kt1004 mbTropical depression

Other South Pacific storms of 2010

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.