1923
1924
1925
1926
JUNE
CALM
7%
1 6 23 WIND REACHED FORCE No 7
2.6.23
30.6 23
CALM
4 %
E
E
ENE
SHAM SHEET PO
6 6 24
WIND REACHED FORCE N9 7 - E
7 6 24
ד
CALM
7%
26 6 25 WIND REACHED FORCE
CALM
2%
一
No 8
7
-
KOWLOON
SCALE
PENINSULA
{ INCH = | MILE
22
SUGGESTED
KAU LUNG TONO
KOWLOON
CITY
AERODROME SITE
“SIMSHA TSUI
HUNG HO
THOMA
VATORY
KOWLOON
BAY
OBSERVATORY WHERE WIND FORCE RECORDED.
EXPLANATION OF BEAUFORT
SCALES
BLAUFORT No | INDICATES WIND FORCE
2
T
+7
3
1 - 3 MII ES PER HOUR
4 - 7
}}
N
8-12
1
N
**
13 - 18
**
你
5
V
"
19 - 24
"
י
**
$1
17
41
25-31
49
#1
+
E & SE
"
"
NE
»
7
8
11
CA
32 - 38
}
字
گرما
39 46 "
16.6 26 WIND REACHED FORCE N° 7 ENE & E
1927
CALM
5 %
SCALE OF PERCENTAGE OF WIND
10
10
20 30 40 50 60
輯冰
70 80 90
#
*
SCALE
3 IN = 100%
PW D HONG KONG FEB. 1920