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    Tropical Cyclones in 2018 > Table 4.6

    TROPICAL CYCLONES IN 2018

    Tabble 4.6    Duration of tropical cyclone warning signals issued in Hong Kong : 1956 - 2018

    Signal
    Number of
    occasions
    Duration of each occasion
    Total duration per year
    Mean
    (hr min)
    Maximum
    (hr min)
    Minimum
    (hr min)
    Mean
    (hr min)
    Maximum
    (hr min)
    Minimum
    (hr min)
    1 or higher 389 42    51 161    00
    (Tilda, 1964)    		 4    30
    (T.D., 2000)    		 264   38 570    15
    (1964)     		36   35
    (1959)
    3 or higher 261 28    56 124    15
    (Mary, 1960)    		 4    05
    (T.D., 2006)    		 119    51 306    35
    (1974)    		 15    05
    (2004)
    8 or higher 96 14    26 66    50
    (Mary, 1960)    		 2    40
    (Wynne, 1984)    		 22    00 100    55
    (1964)    		 0    0
    8 NW 29 05    48 15    45 1    30 2    40 18    00 0    0
    8 SW 35 04    58 10    45 2    00 2    45 16   10 0    0
    8 NE 64 07    34 35    35 1    35 7    41 40    20 0    0
    8 SE 53 07    30 21    45 0    20 6    19 31    15 0    0
    9 or higher 23 07    05 12    25
    (York, 1999)    		 2    00
    (Dujuan, 2003)    		 2    35 19    25
    (1964)    		 0    0
    10 15 06    26 11    00
    (York, 1999)    		 2    30
    (Alice, 1961)     		1     32 12    10
    (1964)    		 0    0

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

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