XN000022-1973-02-23 — Page 10

:

9

ON

Friday, February 23, 1973

REPORT ON THE WEATHER OF JANUARY, 1973

January 1973 was slightly warmer and more cloudy than usual. The

rainfall for the month was above average with a total of 57.8 mm against a

normal value of 31.7 mm.

The month started with an intense anticyclone over north China and

a cold front moving south towards the south China coast. The cold front

passed through Hong Kong late on January 1.

The Strong Monsoon Signal was hoisted at 10.05 p.m., and winds were

generally fresh to strong overnight.

The temperature fell to 9.7°C on the morning of January 2, the

lowest temperature recorded during the month. During the day winds moderated

and the Strong Monsoon Signal was lowered at 2.10 p.m.

For the next few days Hong Kong was under the influence of a dry

northerly airstream and Red Fire Danger Warnings were issued from January 2 to 4.

On January 5 an anticyclono moved eastwards across the Yellow Sea

and winds became easterly over Hong Kong. The relative humidity increased,

and there were light rain patches during the next 2 days.

The Strong Monacon Signal was hoisted between 1.30 a.m. and 6.20 a.m.

on January 7 to warn strong easterly winds in Colony waters.

On January 8, the humidity fell and Yellow Fire Danger Warnings were

issued during the next two days.

There was some rain on January 11 but the following 5 days were mainly

fine and sunny.

Meanwhile

Page 10Page 11