The 2017 season

Typhoon Banyan (2017)

Typhoon Banyan reached Category 3 in the Western Pacific between August 10, 2017 and August 18, 2017, with a lowest pressure of 941 mb.

Track and intensity

The whole track of Typhoon Banyan, colored by strength, with the other storms of the 2017 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
August 10, 2017 to August 18, 2017
Peak strength
Category 3, 110 kt (127 mph)
Lowest pressure
941 mb (27.79 inHg)
Landfall
No; closest approach 995 km (618 mi)
Accumulated cyclone energy
13.5
Tropical-storm-force wind reached
160 nmi (296 km, 184 mi) from the center at its widest
Hurricane-force wind reached
25 nmi (46 km, 29 mi) from the center at its widest
Eyewall radius at its peak
10 nmi (19 km, 12 mi)
Overall size
170 nmi (315 km, 196 mi) to the outermost closed isobar
Fastest the center moved
34 kt (39 mph)
Identifier
WP142017

Deaths and damage

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

Track

Time (UTC)PositionWindPressureStatus
Aug 10, 12:0015.5N 171.9E20 kt1007 mbDisturbance
Aug 10, 18:0016.3N 170.7E25 kt1004 mbTropical depression
Aug 11, 00:0016.7N 169.8E30 kt1006 mbTropical depression
Aug 11, 06:0017.1N 168.8E35 kt1007 mbTropical storm
Aug 11, 12:0017.6N 167.7E40 kt993 mbTropical storm
Aug 11, 18:0018.2N 166.6E45 kt989 mbTropical storm
Aug 12, 00:0018.7N 165.7E50 kt985 mbTropical storm
Aug 12, 06:0019.3N 165.1E60 kt978 mbTropical storm
Aug 12, 12:0020.0N 164.7E75 kt967 mbTyphoon
Aug 12, 18:0020.5N 164.3E95 kt952 mbTyphoon
Aug 13, 00:0021.0N 164.1E100 kt948 mbTyphoon
Aug 13, 06:0021.5N 163.9E95 kt952 mbTyphoon
Aug 13, 12:0021.9N 163.7E90 kt955 mbTyphoon
Aug 13, 18:0022.2N 163.5E85 kt959 mbTyphoon
Aug 14, 00:0022.8N 163.4E85 kt959 mbTyphoon
Aug 14, 06:0023.4N 163.3E85 kt959 mbTyphoon
Aug 14, 12:0024.1N 163.0E80 kt963 mbTyphoon
Aug 14, 18:0024.8N 162.7E85 kt960 mbTyphoon
Aug 15, 00:0026.0N 162.4E85 kt959 mbTyphoon
Aug 15, 06:0027.1N 162.1E80 kt963 mbTyphoon
Aug 15, 12:0028.4N 162.3E75 kt967 mbTyphoon
Aug 15, 18:0029.7N 162.5E70 kt970 mbTyphoon
Aug 16, 00:0031.5N 163.6E65 kt974 mbTyphoon
Aug 16, 06:0033.1N 165.1E70 kt970 mbTyphoon
Aug 16, 12:0035.6N 167.8E75 kt967 mbTyphoon
Aug 16, 18:0037.9N 170.6E65 kt974 mbTyphoon
Aug 17, 00:0040.6N 173.8E60 kt978 mbTropical storm
Aug 17, 06:0043.0N 176.4E55 kt982 mbExtratropical
Aug 17, 12:0044.1N 177.4E996 mbExtratropical
Aug 17, 18:0045.5N 179.4E998 mbExtratropical
Aug 18, 00:0046.7N 181.0EExtratropical

Other Western Pacific storms of 2017

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.