XN000022-1987-11-12 — Page 14

13.

THURSDAY, NOVEMBER 12, 1987

DROPPED

DURING THE EARLY MORNING OF OCTOBER 26 THE TEMPERATURE

AUTUMN. WITH LYNN TO 19.7 DEGREES, WHICH WAS THE LOWEST SO FAR THIS

THREAT TO HONG кона, THE WEAKENING FURTHER AND NO LONGER POSING A

THE WEATHER STAND BY SIGNAL NO. 1 WAS LOWERED AT 4 PM ON OCTOBER 26. THAT DAY REMAINED CLOUDY.

AND

AN ARRA OF LOW PRESSURE ALTHOUGH LYNN WEAKENED TO

IN THE SHOWERS AND ISOLATED THUNDERSTORMS AFTERNOON OF OCTOBER 27, ASSOCIATED WITH ITS REMNANT AFFECTED HONG KONG BETWEEN OCTOBER 27

THE RAINFALL FOR THE 29. THIS RAIN EPISODE CONTRIBUTED TO MOST OF MONTH.

FINAL

DISSIPATION OF

THE

REMNANT

OF

LYNN,

THE

AFTER THE

THE WEATHER TURNED FINE ON OCTOBER 30. HOWEVER, ANOTHER WEAK SURGE OF

AND INTERMITTENT LIGHT RAIN NORTHEAST MONSOON BROUGHT CLOUDY SKIES

OF THE OVERNIGHT ON OCTOBER 30. SUCH CONDITIONS LASTED UNTIL THE END MONTH.

A TOTAL OF FIVE TROPICAL CYCLONES

OCCURRED OVER THE WESTERN NORTH PACIFIC AND THE SOUTH CHINA SEA DURING OCTOBER.

DURING OCTOBER, NO AIRCRAFT WAS DIVERTED FROM HONG KONG DUE 3. ADVERSE WEATHER. THUNDERSTORM WARNINGS WERE ISSUED ON OCTOBER

ON OCTOBER 15 AND 29. THE RED FIRE DANGER WARNING WAS IN EFFECT AND 31. THE YELLOW FIRE DANGER WARNING WAS IN EFFECT ON OCTOBER 7, 11, 17, 18, 24 AND 25.

SIGNALS HOISTED DURING THE MONTH WERE AS FOLLOWS:

TO

8,

25

Br

WEATHER

SYSTEM

SIGNAL.

DATE AND TIME OF HOISTING

DATE AND

TIME

OF LOWERING

TYPHOON LYNN

1

3

1

OCTOBER 23 OCTOBER 24 OCTOBER 25

11 PM 5 AM 3 PM

6 AM OCTOBER 24 OCTOBER 25 3 PM OCTOBER 26 4 PM

WINTER MONSOON

STRONG MONSOON

OCTOBER 28

OCTOBER 28

12 NOON

THE MONTH'S FIGURES AND DEPARTURES FROM NORMAL WERE:

4.47 AM

SUNSHINE

176.3 HOURS

;

33.6 NORMAL

HOURS

BELOW

2.38

GLOBAL SOLAR RADIATION

13.54 METRE

MJ/SQUARE

RAINFALL

72.7 MM

MJ/SQUARE METRE

BELOW NORMAL

48.5 MM BELOW NORMAL

/CLOUDINESS