Tropical Cyclones in 2021 > Tropical Cyclone Position and Intensity Data in 2021

TROPICAL CYCLONE POSITION AND INTENSITY DATA, 2021

Six-hourly position and intensity data are tabulated in this section for the following tropical cyclones in 2021 over the western North Pacific and the South China Sea (i.e. the area bounded by the Equator, 45°N, 100°E and 180°).

Name of tropical cyclone
Tropical Storm Dujuan (2101)	Tropical Storm Omais (2112)
Super Typhoon Surigae (2102)	Tropical Depression of 1 – 4 September
Tropical Depression of 13 – 14 May	Severe Tropical Storm Conson (2113)
Tropical Storm Choi-wan (2103)	Super Typhoon Chanthu (2114)
Tropical Storm Koguma (2104)	Tropical Storm Dianmu (2115)
Typhoon Champi (2105)	Super Typhoon Mindulle (2116)
Tropical Depression of 5 – 6 July	Tropical Storm Lionrock (2117)
Tropical Depression of 5 – 8 July	Typhoon Kompasu (2118)
Typhoon In-fa (2106)	Severe Tropical Storm Namtheun (2119)
Typhoon Cempaka (2107)	Typhoon Malou (2120)
Tropical Storm Nepartak (2108)	Tropical Depression of 24 – 27 October
Tropical Storm Lupit (2109)	Super Typhoon Nyatoh (2121)
Tropical Storm Nida (2111)	Super Typhoon Rai (2122)
Severe Tropical Storm Mirinae (2110)

In this section, surface winds refer to wind speeds averaged over a period of 10 minutes given in the unit of m/s (1 m/s is about 1.94 knots or 3.6 km/h). Intensities of tropical cyclones are classified as follows:-

(a) T.D. : - tropical depression
(b) T.S. : - tropical storm
(c) S.T.S. : - severe tropical storm
(d) T. : - typhoon
(e) S.T. : - severe typhoon
(f) Super T. : - super typhoon