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Typhoon Koppu

Periods during which sustained strong winds and gale force winds were reached at the 8 reference anemometers in the tropical cyclone warning system when warning signals for Koppu were in force

 

Station
First time strong wind speed* was reached
Last time strong wind speed* was reached
First time reaching gale force#
Last time reaching gale force#

Date/Month
Time
Date/Month
Time
Date/Month
Time
Date/Month
Time

Cheung Chau
14/9
11:58
15/9
14:18
14/9
18:35
15/9
09:38

Hong Kong International Airport
14/9
16:24
15/9
15:37
14/9
20:19
15/9
07:46

Kai Tak

14/9

19:03

15/9

09:15

15/9

00:55

15/9

05:44

 
Sai Kung

14/9

11:20

15/9

14:57

14/9

19:29

15/9

09:10

Ta Kwu Ling
15/9
01:21
15/9
04:02
-

Tsing Yi Shell Oil Depot
15/9
03:45
15/9
09:29
-


Wetland Park

14/9

22:30

15/9

02:02

-
 
 
 
 
 
 
 
 
 

-  not reaching the specified wind speed
*  10-minute mean wind speed of 41- 62 km/h
#  10-minute mean wind speed of 63-87 km/h                   
Note: The table gives the first and last time when strong or gale force winds were recorded.  Note that the winds might fluctuate above or below the specified wind speed in between the times indicated.