XN000022-1983-05-19 — Page 10

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THURSDAY, MAY 19, 1983

AN 11-STOREY BUILDING AT CONDUIT ROAD WAS THREATENED BY POSSIBLE LANDSLIP AND ABOUT 60 FAMILIES HAD TO BE EVACUATED. HOWEVER THUNDERY SHOWERS BECAME LESS FREQUENT AND FOG DEVELOPED OFF-SHORE DURING THE NIGHT.

FROM APRIL 9 TO THE MORNING OF APRIL 16, THE WEATHER REMAINED CLOUDY, WARM AND HUMID WITH MIST PATCHES. THERE WAS DRIZZLE FROM TIME TO TIME AND COASTAL FOG OCCURRED IN THE MORNING OF APRIL 9, 11, 12 AND 16.

FOG DISSIPATED AROUND MIDDAY ON APRIL 16 AS A COLD FRONT PASSED THROUGH HONG KONG, BRINGING NORTHERLY WINDS AND WIDESPREAD THUNDERSTORMS. EARLIER IN THE MORNING, A CHINESE RIVER FERRY, QIADU NO. 2, WITH 65 PASSENGERS ON BOARD SANK NEAR GUANGZHOU, RESULTING IN 10 PEOPLE KILLED AND ANOTHER ONE MISSING.

AFTER THE PASSAGE OF THE COLD FRONT, TEMPERATURES IN HONG KONG DROPPED TO DELOW 18 DEGREES CELSIUS, A FALL OF MORE THAN 8 DEGREES CELSIUS COMPARED WITH THE MINIMUM TEMPERATURE ON THE PREVIOUS DAY.

THUNDERSTORMS PERSISTED UNTIL THE EARLY MORNING OF APRIL 17. FOR THE REST OF THE DAY, IT WAS CLOUDY WITH SOME LIGHT RAIN. WINDS STRENGTHENED FROM THE EAST DURING THE EVENING BUT MODERATED THE FOLLOWING MORNING.

MIST OR FOG OCCURRED EVERY DAY BETWEEN APRIL 18 AND 28. TRACES OF RAIN WERE ALSO REPORTED FROM TIME TO TIME. IT WAS SUNNY AND HOT DURING THE DAY FROM APRIL 25 ONWARDS. TEMPERATURES ROSE TO 30.4 DEGREES CELSIUS ON APRIL 28, WHICH WAS THE HIGHEST TEMPERATURE IN THE MONTH.

THE WEATHER BECAME CLOUDY ON APRIL 29 AS A COLD FRONT PASSED THROUGH HONG KONG DURING THE LATE AFTERNOON, BRINGING WITH IT SOME LIGHT SHOWERS. ON APRIL 30, WINDS STRENGTHENED FROM THE EAST IN OFF-SHORE AREAS AND THE WEATHER WAS OVERCAST WITH PERIODS OF RAIN.

DURING THE MONTH, FIVE AIRCRAFT WERE DIVERTED FROM HONG KONG DUE TO ADVERSE WEATHER. THUNDERSTORM WARNINGS WERE ISSUED ON APRIL 5, 6, 7, 8, 16 AND 17 WHILE A HEAVY RAIN WARNING AND A LANDSLIP WARNING WERE ISSUED ON APRIL 8.

THE RED FIRE DANGER WARNING WAS IN EFFECT FROM APRIL 1 TO 5.

THERE WERE NO TROPICAL CYCLONES OVER THE WESTERN NORTH PACIFIC AND THE SOUTH CHINA SEA DURING THE MONTH.

SIGNALS HOISTED DURING THE MONTH WERE AS FOLLOWS:

WEATHER SYSTEM

SIGNAL

DATE AND TIME OF HOISTING

DATE AND TIME

OF LOWER ING

WINTER MONSOON

WINTER MONSOON

STRONG MONSOON

STRONG MONSOON APR 30 3.15 AM

APR 6 4.15 AM

APR 6 10.10 AM

APR 30 1.00 PM

/THE MONTH'S

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