XN000022-1972-07-25 — Page 9

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9

Tuesday, July 25, 1972

The trough receded to the north on June 19 and the weather

improved quickly. The remainder of the month was generally fine apart

from some isolated showers and there was no significant rainfall.

Typhoon Ora first formed on June 24 about 630 miles east of the

Philippines. It crossed the Central Philippines on June 25 and came to

within 400 nautical miles of Hong Kong on June 26.

The stand by signal, No. 1, was hoisted at 6.15 a.m. and was

followed at 9.45 a.m. by the strong wind signal, No. 3, as Ora continued

to move rapidly northwestwards.

Ora finally dissipated over the Lui Chow Peninsula on June 27.

All signals were lowered at 9.25 a.m. on June 27.

During the month, 19 aircraft were diverted due to adverse

weather conditions.

June.

Sunshine Rainfall

Eleven thunderstorms and/or heavy rain warnings were issued during

The month's figures and departures from normal were:

203.6 hours; 43.7 hours above normal

; 398.6 mm above normal

; 14% below normal

normal

1.0°C above normal

799.8 mm

Cloudiness

6496

Relative Humidity

84%

Mean Maximum Temperature

30.8°C

Mean Temperature

27.7°c

0.4°C above normal

Mean Minimum Temperature

25.6°C

0.2°C above normal

Mean Dew Point

24.6°C

0.4°C above normal

Total Evaporation

155.1mm

;

4.3mm below normal

Maximum Temperature of 33.1°C was recorded on June 30.

Minimum Temperature of 23.3°C was recorded on June 6 and 18.

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