The 1958 season

Tropical Storm Betty (1958)

Tropical Storm Betty peaked at 60 kt in the Western Pacific between July 13, 1958 and July 16, 1958, with a lowest pressure of 985 mb.

Track and intensity

The whole track of Tropical Storm Betty, colored by strength, with the other storms of the 1958 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
Western Pacific
Dates
July 13, 1958 to July 16, 1958
Peak strength
Tropical Storm, 60 kt (69 mph)
Lowest pressure
985 mb (29.09 inHg)
Landfall
No; closest approach 57 km (35 mi)
Accumulated cyclone energy
2.2
Identifier
WP081958

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 13, 00:0020.1N 115.0E25 ktMixed
Jul 13, 06:0018.5N 116.5E25 ktMixed
Jul 13, 12:0018.3N 116.1E25 ktMixed
Jul 13, 18:0018.2N 116.0E25 ktTropical storm
Jul 14, 00:0018.0N 117.0E25 kt1000 mbTropical storm
Jul 14, 06:0018.3N 117.3E25 kt1000 mbTropical storm
Jul 14, 12:0018.1N 118.3E45 kt998 mbTropical storm
Jul 14, 18:0017.8N 118.8E50 kt996 mbTropical storm
Jul 15, 00:0017.5N 118.9E50 kt990 mbTropical storm
Jul 15, 06:0016.6N 119.2E50 kt985 mbTropical storm
Jul 15, 12:0017.0N 119.2E55 kt985 mbTropical storm
Jul 15, 18:0018.0N 119.6E60 kt990 mbTropical storm
Jul 16, 00:0018.8N 120.5E55 kt996 mbTropical storm
Jul 16, 06:0019.2N 119.5E50 ktTropical storm

Other Western Pacific storms of 1958

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.