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WEATHER CONDITIONS IN MUI WO
Automatic Weather Station (AWS)

The automatic weather station (AWS) is located in Mui Wo (Lantau Island, Hong Kong) This AWS should be able to provide weather information for the eastern part of Lantau Island.

This AWS is equipped with Vantage Pro2™ Cabled Integrated Sensor Suite™ with Cabled Weather Envoy™ and WeatherLink™ software from Davis and is capable of measuring temperature, relative humidity, dew point temperature, barometric pressure, rainfall, wind speed and direction.

About AWS


May 2006


Date
Hour
Wind
Dir.
Observations
with clouds and
Hong Kong Observatory warnings in effect
Daily Summary
31/05/06
2.00
1008.0
25.2
23.0
27.4
88
NNW
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.1
24.1
33.1
94
83
17.2
37.0

31/05/06
8.00
1008.8
26.4
25.0
30.1
92
ESE
1.6
rain Cumulonimbus Ns Thunderstorm warning
31/05/06
14.00
1008.0
27.6
25.0
32.1
86
SSW
9.7
cloudy Stratocumulus Cumulonimbus Thunderstorm warning
31/05/06
20.00
1008.6
27.1
25.0
31.5
90
SSW
14.5
cloudy /
30/05/06
2.00
1007.4
23.8
21.3
25.4
86
SW
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.4
22.6
30.6
94
77
14.0
22.5

30/05/06
8.00
1008.6
23.3
21.9
24.7
92
WSW
1.6
cloudy Stratocumulus
30/05/06
14.00
1008..4
25.8
22.7
28.0
83
E
0.0
cloudy Stratocumulus
30/05/06
20.00
1008.6
25.9
23.0
28.4
84
SSE
1.6
cloudy /
29/05/06
2.00
1006.9
23.3
20.0
24.4
82
SW
6.4
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

24.2
22.9
25.9
91
81
2.8
24.1

29/05/06
8.00
1008.0
23.4
21.0
24.8
86
NE
1.6
cloudy Stratocumulus Ns
29/05/06
14.00
1007.4
23.2
21.7
24.6
91
S
1.6
rain Ns
29/05/06
20.00
1007.0
23.7
21.4
25.2
87
SW
8.0
cloudy /
28/05/06
2.00
1008.9
26.3
24.5
29.6
90
ENE
3.2
rain Thunderstorm warning /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.6
23.6
30.6
94
84
52.0
46.7

28/05/06
8.00
1007.9
24.1
21.9
25.9
88
WSW
6.4
cloudy Ns
28/05/06
14.00
1007.6
23.9
22.1
25.8
90
WNW
8.0
rain Ns Thunderstorm warning
28/05/06
20.00
1007.9
24.4
21.7
26.2
85
NE
0.0
cloudy /
27/05/06
2.00
1009.7
26.8
24.5
30.4
87
SSE
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.4
26.5
31.1
90
83
2.6
37.0

27/05/06
8.00
1010.6
26.6
24.4
29.9
88
SW
4.8
cloudy Ns Thunderstorm warning
27/05/06
14.00
1010.0
26.8
24.6
30.4
88
WSW
3.2
cloudy Ns
27/05/06
20.00
1009.0
26.9
24.5
30.6
87
S
0.0
cloudy /
26/05/06
2.00
1010.1
26.4
23.9
29.4
86
ESE
4.8
mainly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.1
26.4
33.9
86
74
0.0
38.6

26/05/06
8.00
1012.1
27.1
23.8
30.3
82
E
1.6
cloudy CumulusStratocumulus
26/05/06
14.00
1010.8
28.3
24.1
32.8
78
S
12.9
mainly cloudy Cumulus Stratocumulus Altocumulus
26/05/06
20.00
1009.7
27.8
24.2
31.0
83
SW
3.2
cloudy /
25/05/06
2.00
1010.3
25.3
23.9
27.9
92
SE
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.7
25.2
33.9
92
66
0.0
25.7

25/05/06
8.00
1010.6
25.8
24.3
28.8
91
ESE
0.0
cloudy Cumulus
25/05/06
14.00
1010.3
29.0
22.5
32.6
68
SSW
3.2
mainly cloudy Cumulus
25/05/06
20.00
1010.5
27.0
23.5
29.9
81
S
1.6
mainly cloudy /
24/05/06
2.00
1009.6
24.6
23.3
26.7
93
WSW
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.9
24.4
30.
93
82
3.2
14.5

24/05/06
8.00
1010.6
24.9
23.7
27.3
93
WSW
0.0
cloudy Stratocumulus
24/05/06
14.00
1010.0
26.4
23.9
29.5
86
ENE
1.6
cloudy Stratocumulus
24/05/06
20.00
1010.5
25.7
23.9
28.4
90
SE
0.0
cloudy /
23/05/06
2.00
1009.0
24.4
23.2
26.5
93
NNW
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.5
24.3
30.0
94
87
3.8
17.7

23/05/06
8.00
1010.5
24.8
23.6
27.1
93
E
0.0
cloudy Ns
23/05/06
14.00
1009.8
25.2
23.5
27.6
90
SW
1.6
cloudy Ns
23/05/06
20.00
1010.1
25.1
23.9
27.6
93
WSW
0.0
cloudy /
22/05/06
2.00
1008.2
25.7
23.6
28.4
88
E
8.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.0
24.4
29.9
92
79
21.2
27.4

22/05/06
8.00
1009.4
25.6
23.1
28.0
86
ESE
4.8
cloudy Ns
22/05/06
14.00
1008.4
26.2
23.7
29.1
86
E
3.2
cloudy Ns
22/05/06
20.00
1009.0
25.8
24.1
28.8
90
SSW
1.6
cloudy Thunderstorm warning /
21/05/06
2.00
1010.8
23.7
21.0
25.2
85
NE
6.4
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

25.9
23.2
28.9
95
84
33.6
32.2

21/05/06
8.00
1010.8
23.6
25.0
21.1
86
SW
8.0
cloudy Ns
21/05/06
14.00
1008.9
24.1
25.9
25.9
89
ESE
3.2
rain Ns
21/05/06
20.00
1009.5
25.4
27.6
27.6
91
E
11.3
rain /
20/05/06
2.00
1009.4
24.9
18.9
25.9
69
ESE
3.2
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.7
23.7
28.3
84
68
1.2
20.9

20/05/06
8.00
1011.1
25.2
20.0
26.5
73
S
1.6
cloudy Stratocumulus
20/05/06
14.00
1010.5
25.2
20.2
27.2
71
SSW
4.8
cloudy Stratocumulus
20/05/06
20.00
1011.6
24.7
20.6
26.3
78
SE
1.6
cloudy /
19/05/06
2.00
1008.8
22.9
17.0
23.6
69
WSW
0.0
clear /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.8
22.1
30.0
79
35
0.0
22.5

19/05/06
8.00
1010.0
24.9
15.0
25.1
54
NNW
3.2
sunny
19/05/06
14.00
1007.8
29.3
15.8
29.8
44
SSE
4.8
partly cloudy Cirrostratus
19/05/06
20.00
1009.0
25.2
18.9
26.2
68
SSW
1.6
clear /
18/05/06
2.00
1002.2
24.6
17.2
25.1
64
N
14.5
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.9
22.6
28.3
72
54
0.0
57.9
18/05/06
8.00
1005.8
23.1
17.1
23.8
69
NW
24.1
mainly cloudy Altostratus Cirrostratus
18/05/06
14.00
1005.3
26.6
17.1
27.8
56
NW
12.9
sunny
18/05/06
20.00
1006.0
26.2
18.1
26.8
61
NE
1.6
clear /
17/05/06
2.00
1002.5
21.6
18.2
22.3
81
NNW
22.5
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

24.0
20.9
24.9
87
68
14.0
66.0

17/05/06
8.00
1000.1
21.6
18.5
22.4
83
NNW
30.6
cloudy Altostratus Ns
17/05/06
14.00
997.7
22.3
19.7
23.4
85
NNW
25.7
rain Ns
17/05/06
20.00
999.6
23.1
18.9
24.1
77
NNW
32.2
cloudy /
16/05/06
2.00
1008.5
25.2
16.0
25.4
57
NE
4.8
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

26.7
21.7
27.8
87
54
1.8
51.5

16/05/06
8.00
1008.9
24.5
16.5
24.9
61
NW
9.7
cloudy Altostratus Stratocumulus
16/05/06
14.00
1006.6
26.3
19.7
27.4
67
N
6.4
cloudy Altostratus Stratocumulus
16/05/06
20.00
1005.6
22.1
19.2
23.0
84
N
17.7
cloudy /
15/05/06
2.00
1012.1
24.0
16.0
24.5
61
N
6.4
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.5
22.2
28.9
73
43
0.0
25.7

15/05/06
8.00
1011.8
23.0
12.3
22.8
51
NNW
11.3
cloudy Cumulus Altostratus
15/05/06
14.00
1009.7
27.7
15.4
27.8
47
SSW
1.6
cloudy Altostratus Stratocumulus
15/05/06
20.00
1010.0
25.7
18.1
26.4
63
N
1.6
cloudy /
14/05/06
2.00
1014.6
21.4
13.1
21.1
59
NWW
20.9
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

28.6
19.9
29.1
65
44
0.0
40.2

14/05/06
8.00
1015.2
20.7
13.1
19.7
62
NNW
14.5
14/05/06
14.00
1012.1
26.4
13.5
26.2
45
N
8.0
14/05/06
20.00
1012.1
26.1
13.2
25.9
45
NW
4.8
13/05/06
2.00
1012.0
24.9
21.3
26.6
80
WSW
0.0
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.3
22.1
35.2
86
58
3.4
41.8

13/05/06
8.00
1012.8
27.3
21.6
29.3
71
NW
16.1
13/05/06
14.00
1011.3
28.0
22.2
30.8
71
NW
16.1
13/05/06
20.00
1014.2
24.7
16.4
25.1
60
W
14.5
12/05/06
2.00
1014.4
25.6
22.1
27.5
81
SW
6.4
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.1
24.8
31.9
82
61
0.0
24.1

12/05/06
8.00
1015.7
25.2
21.1
26.8
78
NE
4.8
12/05/06
14.00
1013.2
28.1
21.6
30.6
68
E
6.4
12/05/06
20.00
1012.6
26.5
21.7
28.4
75
SSE
0.0
11/05/06
2.00
1011.5
26.9
23.1
29.6
80
W
0.0
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.1
26.2
35.6
85
71
0.0
24.1

11/05/06
8.00
1013.2
27.4
23.8
30.8
81
NW
6.4
11/05/06
14.00
1012.6
29.5
23.9
34.3
72
E
6.4
11/05/06
20.00
1013.1
27.1
23.1
29.8
79
ESE
8.0
10/05/06
2.00
1009.4
27.6
24.1
31.4
81
ESE
0.0
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.7
27.2
35.7
82
64
0.0
40.2

10/05/06
8.00
1011.8
28.4
23.5
32.4
75
WSW
6.4
10/05/06
14.00
1009.3
30.2
23.6
35.1
68
S
16.1
10/05/06
20.00
1010.5
28.5
23.6
32.7
75
SW
8.0
9/05/06
2.00
1010.6
27.2
23.9
30.6
82
WSW
4.8
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.8
26.1
35.6
84
66
0.0
30.6

9/05/06
8.00
1011.1
27.8
23.6
31.4
78
SSW
4.8
partly cloudy Cumulus
9/05/06
14.00
1010.0
29.8
23.5
34.4
69
S
6.4
cloudy Cumulus
9/05/06
20.00
1008.9
28.2
23.8
32.2
77
SW
4.8
cloudy /
8/05/06
2.00
1010.9
27.6
24.9
32.0
85
ENE
0.0
partly cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

31.4
27.1
37.2
87
63
0.0
27.4

8/05/06
8.00
1012.1
28.2
24.4
32.7
80
S
1.6
mainly cloudy Cumulus
8/05/06
14.00
1011.0
30.2
23.4
35.0
67
S
8.0
partly cloudy Cumulus
8/05/06
20.00
1010.5
28.5
24.3
33.3
78
ESE
1.6
partly cloudy /
7/05/06
2.00
1009.4
26.5
24.7
30.1
90
SE
0.0
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.8
26.4
36.1
90
67
0.0
29.0

7/05/06
8.00
1011.5
27.3
24.9
31.4
90
SE
0.0
mainly cloudy Cumulus
7/05/06
14.00
1010.2
29.2
23.9
33.9
73
S
6.4
mainly cloudy Cumulus
7/05/06
20.00
1010.1
28.2
24.4
32.8
80
E
0.0
partly cloudy /
6/05/06
2.00
1009.9
27.0
24.5
30.7
86
SSW
4.8
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

30.2
26.2
35.6
92
70
0.0
35.4

6/05/06
8.00
1011.0
26.5
24.7
30.1
90
SE
1.6
cloudy Altostratus
6/05/06
14.00
1009.9
29.2
24.1
34.2
74
SSW
8.0
mainly cloudy Cumulus
6/05/06
20.00
1010.0
27.9
24.5
32.3
82
E
1.6
cloudy /
5/05/06
2.00
1012.1
25.1
22.6
27.2
86
SE
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

27.6
25.1
32.2
90
83
0.0
25.7

5/05/06
8.00
1012.8
25.8
23.8
28.6
89
ENE
8.0
cloudy Altostratus
5/05/06
14.00
1011.0
27.2
24.5
31.0
85
ESE
6.4
cloudy Altostratus
5/05/06
20.00
1011.0
26.9
24.9
30.8
89
ESE
6.4
cloudy /
4/05/06
2.00
1012.7
24.1
21.3
26.0
83
E
1.6
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

25.8
24.0
28.3
90
78
0.0
27.4

4/05/06
8.00
1014.3
24.3
21.5
26.1
84
W
3.2
cloudy Altostratus
4/05/06
14.00
1013.4
25.7
22.2
27.8
81
ESE
0.0
cloudy Altostratus
4/05/06
20.00
1012.6
25.3
22.6
27.5
85
SSW
3.2
cloudy /
3/05/06
2.00
1012.0
22.9
93
24.4
93
NE
9.7
rain, thunderstorms thunderstorm warning /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

24.4
21.9
26.1
93
77
94.0
38.6

3/05/06
8.00
1013.2
22.5
93
23.9
93
WSW
3.2
rain, thunderstorms thunderstorm warning landslip warning Cumulonimbus
3/05/06
14.00
1013.2
23.3
87
24.6
87
WSW
1.6
cloudy Ns
3/05/06
20.00
1013.0
23.6
84
25.0
84
WSW
3.2
cloudy /
2/05/06
2.00
1008.5
27.2
24.4
30.9
85
SSW
9.7
cloudy /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.6
23.9
35.0
92
74
35.8
35.4

2/05/06
8.00
1010.5
27.0
24.2
30.5
85
S
3.2
cloudy Cumulus
2/05/06
14.00
1009.5
29.1
24.2
34.1
75
S
6.4
cloudy Cumulus thunderstorm warning
2/05/06
20.00
1011.0
26.8
24.2
30.2
86
SW
3.2
rain thunderstorm warning /
1/05/06
2.00
1009.9
25.3
23.0
27.6
87
ENE
0.0
clear /
Max Temp.(C)
Min Temp.(C)
Max Heat Index (C)
Max. humidity (%)
Min. humidity (%)
Total rainfall (mm)
Max. wind (km/h)

29.4
25.1
35.0
90
75
0.0
35.4

1/05/06
8.00
1010.5
26.6
24.3
29.9
87
SSW
11.3
cloudy Altostratus
1/05/06
14.00
1009.1
28.9
24.4
34.1
77
SSW
6.4
cloudy Cumulus
1/05/06
20.00
1009.0
27.3
24.5
31.2
85
S
6.4
cloudy /
 
© Jacek Piwowarczyk, 2006

Please note that data are for personal interest only. Do not use the data for decision making
Note: Complete Hong Kong current weather conditions and forecast can be found at the Hong Kong Observatory website at: http://www.hko.gov.hk/contente.htm.
Another comprehensive weather website is called Weather Underground of Hong Kong and can be accessed at: http://www.underground.org.hk/.

Meteorological terms explanatory notes: please click here

Clouds Abbreviations:
St stratus
Fra fractus
Sc stratocumulus
Ns nimbostratus
As altostratus
Ac altocumulus
Ci cirrus
 Cs cirrostratus
Cc cirrocumlus
Cu cumulus (humilis, mediocris)
Cu cumulus congestus
Cb cumulonimbus
/ Cloud not visible owing to darkness, fog, duststorm, sandstorm, or other analogous phenomena

Tropical cyclones in May:


1. Super Typhoon CHANCHU (02W) (Max. Category 5) May 10 - May 18. 2006
Click here to see its track according to PAGASA and here according to Hong Kong Observatory
dispatched by HKO at 21:40 on 15.05
dispatched by HKO at 7:15 on 16.05, cancelled at 21.15 on 16.05
cancelled by HKO at 4.40 on 17.05.2006




© Jacek Piwowarczyk, Hong Kong, May 2006

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