Meteorological Observations, 1918

Station: Royal Observatory, Hongkong

Height above M.S.L.: 109 ft.

Year: 1918

Month: January

Longitude: 7′′ 36′′ 41′′8 E.

Latitude: 22° 18′ 13′2′′ N.

Remarks

Barometer at M.S.L. and reduced to gravity at latitude 45°.

Daily Observations

(Zb 1)

METEOROLOGICAL OBSERVATIONS, 1918.

311

Station: Royal Observatory, Hongkong.

Height above M.S.L. 109 ft.

1918.

Month of January.

Long. 7′′ 36′′ 41′′8 E.

Lat. 22° 18′ 13′2′′ N.

Remarks.

Barometer at M.S.L. and

Day.

reduced to gravity at

latitude 45°.

Air Temperature.

Tension of

Vapour.

Relative

Humidity.

Wind.

Dircetion and Force.

Amount of

Cloud.

Rainfall.

2

1. 7 M.

Jab.

30.151 .269

I P.

9 p.

74.

I p.

9 p.

Max.

Min.

Daily Daily

Means. Means.

78.

I p.

9 P.

Daily

Means.

10-

Jos.

ค

C

D

*

10.

岩

Dir. Vel. Dir. Vel. Dir. Vel. (0-10.)|

points, o.p.h. points...p.. points m.ph..

30.128

30.172

52.8

59.8

55.8

61.8

52.4

32

2

+

24

32

7

.247

.266

46.6

9.3

$5.6

51.6

55.9

46.3

.081

21

I

32

15

9

2.1

.257

.222

.217

46.3

54.8

52.3

55-5

+6.2

.128

226

34

10

7

I.I

.207

233

49-5

59.7

57.3

61.3

49.3

.123

28

32

Z

2

.261

I

6.9

.234

52.2

59.5

55.6

59.9 │

51.8

.166

38

22

6

I

7.0

.273

.242

.265

49.9

58.6

5+.8

59.7

49.3

-327

.310

.363

158 37

1

22

8 |

7

7

2.7

50.9

57.9

54.1

59.3

50.6

.079

19

#

10

32

21

.406

32

23

**

.399

420

46.1

52.9

48.6

54.2

46,0

.078

21

1

10

2

7

0.2

.402

.324

.320

42.2

53.8

50.6

54.7

42.1

10

115

33

1

5

.267

15

0.7

.207

.Z0z

47.2

57.1

54-3

57.8

47.2

.224

V

11

55

2

2

9

24

6.9

L

.174

.172

1177

55-4

60.5

59.6

61-4

54-7

.255

52

7

19

31

12 .187

3

.160

9.5

.219

54-3

05.8

;8.z

66-7

53.6

.269

24

to

13

.246

-238

.316

32.9

61.5

54-3

62.3

52.0

.122

32

10

14

.343

.280

.273

+74

54.2

50.4

53-7

+7.2

.06;

17

2

15

.260

.219

.225

45-9

56.0

I

15

ONN

2.9

2

12

+

50.1

45.7

.138

16

36

3

22

.212

.167

.171

52.6

59.3

55.0

60.6

51.3

.278

10

R

19

L. I

17

.213

.149

.121

52.3

59-7

53.6

60.6

52.2

.263

61

12

18

3

X

11

1.0

.128

.094

.091

53.3

60.3

53.6

61.5

52.8

325

73

10

9

8

3

2.6

19

.129

.118

.184

Haze.

52.5

59.0

54-4

60.0

jz.+

-313

72

10

8

Z

20

.244

.242

.231

51.2

37.6

53.1

59-4

50.3

.246

58

:

9

0.2

21

1238

.193

.196

50.2

54.2

53.3

22

.206

.208

53.5 49.6

Huze.

.260

66

12

10

23

17

5.1

.228

53.3

60.7

55-1

62.1

53.1

.260

58

8

22

28

23

241

.186

.194

49.6

5.2

58.6

Haze.

51.9

59.3

49.2

.163

39

1

19

8

17

24

.162

.133

.169

52.3

57.9

53.8

59.4

516

.258

60

8

9

18

6

18

25

*178

2.7

.201

.222

54.9

53.5

53.0

26

51.2

-241

61

34

8

22

19

8.1

.746

0.005

.221

.237

48.7

55.7

52.5

+8.3

.255

5

10

15

6.6

27

.243

.202

.216

50.3

53.7

58.9

0.005

49.6

.205

28

+9

1 [

1

[

.217

175

.148

48.4

+3

36.8

50.9

58..

47.9

.182

46

7

13

29

.1+

.105

.162

49.8

61.1

2.5

53.1

62.4

49-3

.240

56

12

6

R

15

30

1.7

157

.132

161

49-5

61.1

53.9

62.3

49.0

.193

1+

10

8

31

1.9

W

.146 ,162

56.+ 52.2

53.6

37.2

546

Lamar Coranu, Haze. Iluze,

.232

55

7

21

7 23

0.1

Means 30.232

30.202

30.219

50.3

58.0

53.6

659.2

+9.8

0.195

46

5.0–9.1 | 7.6|12.5|

6.8 10.1

3.0

0.010

( Zb 1 )

METEOROLOGICAL OBSERVATIONS, 1918.

311