12
SATURDAY, NOVEMBER 15, 1986
A COLD FRONT OVER SOUTH CHINA MOVED SOUTH ACROSS THE COAST ON OCTOBER 28, BRINGING RAIN AND ISOLATED THUNDERSTORMS TO HONG KONG. FRESH GUSTY NORTHERLY WINDS SET IN DURING THE AFTERNOON AND BECAME STRONG THE NEXT DAY.
IT WAS CLOUDY AT FIRST ON OCTOBER 29, BUT THE WEATHER BECAME FINE IN THE AFTERNOON. DRIER AND APPRECIABLY COOLER AIR CONTINUED TO AFFECT HONG KONG AFTER THE PASSAGE OF THE COLD FRONT.
FINE AND SUNNY WEATHER PREVAILED ON OCTOBER 30 AND 31
AND THE TEMPERATURE DROPPED TO A MINIMUM OF 17.3 DEGREES CELSIUS ON OCTOBER 30, THE LOWEST FOR THE MONTH.
DURING THE MONTH, SEVEN FLIGHTS WERE CANNCELLED WHEN TYPHOON ELLEN AFFECTED HỒNG KÔNG.
A THUNDERSTORM WARNING WAS ISSUED ON OCTOBER 28.
THE RED FIRE DANGER WARNING WAS IN EFFECT ON OCTOBER 12, 13, 14, 15 AND 31, WHILE THE YELLOW FIRE DANGER WARNING WAS IN EFFECT ON OCTOBER 4, 5, 6, 11, 14, 15, 16, 22 AND 26.
FIVE TROPICAL CYCLONES OCCURRED OVER THE WESTERN NORTH PACIFIC AND THE SOUTH CHINA SEA.
TROPICAL CYCLONE AND MONSOON SIGNALS HOISTED DURING OCTOBER WERE AS FOLLOWS:
WEATHER
SYSTEM
SIGNAL
DATE AND TIME OF HOISTING
DATE AND TIME OF LOWERING
TYPHOON ELLEN
1
OCT 15
2.15 PM
OCT 16
3
OCT 16
11.10 PM
OCT 19
WINTER MONSOON
STRONG
OCT 19
9.15 AM
OCT 20
11.10 PM
9.15 AM
8 AM
MONSOON
WINTER MONSOON
STRONG
OCT 22
8.15 PM
OCT 23
2.30 PM
MONSOON
WINTER MONSOON
STRONG MONSOON
OCT 29
5.15 AM
OCT 29
2.15 PM
THE MONTH'S