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Tropical Cyclones in 2021 > Table 4.3

TROPICAL CYCLONES IN 2021

Table 4.3    Tropical cyclone warning signals issued in Hong Kong and number of warning bulletins issued in 2021

SUMMARY

Signals
Number of occasions
Total duration
hr
min
1 9 141 45
3 6 95 45
8 NW 0 0 0
8 SW 0 0 0
8 NE 1 23 20
8 SE 1 22 0
9 0 0 0
10 0 0 0
Total 17 282 50

DETAILS

Tropical Cyclone
No. of warning
bulletins issued
Signals
Issued
Cancelled
Date/Month
Time*
Date/Month
Time*
Tropical Storm Koguma 24 1 11/06 16:15 12/06 14:10
Tropical Depression(E)/
Tropical Depression(W)
37 1 06/07 04:15 07/07 14:10
Typhoon Cempaka 51 1 18/07 21:40 19/07 16:10
3 19/07 16:10 20/07 13:20
1 20/07 13:20 20/07 19:40
Tropical Storm Lupit 48 1 02/08 21:40 03/08 16:25
3 03/08 16:25 04/08 04:20
1 04/08 04:20 04/08 18:20
Tropical Storm Lionrock 61 3 08/10 04:40 09/10 06:40
8 SE 09/10 06:40 10/10 04:40
3 10/10 04:40 10/10 12:40
1 10/10 12:40 10/10 14:20
Typhoon Kompasu 58 3 12/10 00:40 12/10 17:20
8 NE 12/10 17:20 13/10 16:40
3 13/10 16:40 14/10 04:40
1 14/10 04:40 14/10 06:20
Super Typhoon Rai 29 1 20/12 11:20 21/12 12:20

     * Hong Kong Time (UTC + 8 hours)