TROPICAL CYCLONES IN 2016

Table 4.6 Duration of tropical cyclone warning signals issued in Hong Kong : 1956 - 2016

Signal	Number of occasions	Duration of each occasion						Total duration per year
		Mean		Maximum		Minimum		Mean		Maximum		Minimum
		h	min	h	min	h	min	h	min	h	min	h	min
1 or higher	375	42	38	161	0	4	30	262	8	570	15	36	35
				(Tilda,1964)		(T.D.,2000)				(1964)		(1959)
3 or higher	249	29	16	124	15	4	5	119	30	306	35	15	5
				(Mary,1960)		(T.D.,2006)				(1974)		(2004)
8 or higher	90	14	34	66	50	2	40	21	30	100	55	0	0
				(Mary,1960)		(Wynne,1984)				(1964)
8 NW	27	5	57	15	45	1	30	2	38	18	0	0	0
8 SW	34	4	59	10	45	2	0	2	46	16	10	0	0
8 NE	60	7	41	35	35	1	35	7	33	40	20	0	0
8 SE	50	7	32	21	45	0	20	6	10	31	15	0	0
9 or higher	21	6	54	12	25	2	0	2	22	19	25	0	0
				(York,1999)		(Dujuan,2003)				(1964)
10	13	6	17	11	0	2	30	1	20	12	10	0	0
				(York,1999)		(Alice,1961)				(1964)

Note:( ) are the years and the names of the tropical cyclones which created the record.