PRESS WEATHER NO. 006 - HKO READINGS & RADIATION LEVEL
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HKO READINGS & RADIATION LEVEL

YESTERDAY'S WEATHER AND RADIATION LEVEL:
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HONG KONG OBSERVATORY
MAXIMUM AIR TEMPERATURE 33.9 C
MINIMUM AIR TEMPERATURE 28.1 C
GRASS MINIMUM TEMPERATURE 26.6 C
RELATIVE HUMIDITY 59 - 86 PERCENT
RAINFALL TRACE
TOTAL RAINFALL SINCE 1ST JANUARY 908.8 MM
AGAINST AN AVERAGE OF 818.6 MM
 
OTHER STATIONS MIN MAX
KING'S PARK 27.6 C 32.9 C
WONG CHUK HANG 27.0 C 31.4 C
TA KWU LING 25.3 C 34.2 C
LAU FAU SHAN 27.2 C 33.6 C
TAI PO 26.5 C 34.3 C
SHA TIN 27.2 C 33.7 C
TUEN MUN 27.0 C 33.5 C
TSEUNG KWAN O 26.5 C 33.2 C
SAI KUNG 27.6 C 32.3 C
CHEUNG CHAU 26.3 C 34.3 C
CHEK LAP KOK 28.8 C 33.4 C
TSING YI NO DATA NO DATA
SHEK KONG 26.7 C 34.4 C
TSUEN WAN HO KOON 26.2 C 31.8 C
TSUEN WAN SHING MUN VALLEY 27.2 C 32.8 C
HONG KONG PARK 27.5 C 32.8 C
SHAU KEI WAN 27.2 C 32.7 C
KOWLOON CITY 27.7 C 34.2 C
HAPPY VALLEY 28.1 C 32.7 C
WONG TAI SIN 27.7 C 34.0 C
STANLEY NO DATA NO DATA
KWUN TONG 29.0 C 35.1 C
SHAM SHUI PO 27.6 C 32.6 C
KAI TAK RUNWAY PARK 27.1 C 33.3 C
YUEN LONG PARK 27.3 C 33.7 C
TAI MEI TUK 27.1 C 35.0 C
 
DURATION OF SUNSHINE (KING'S PARK): 10.1 H
 
THE MEAN UV INDEX RECORDED AT KING'S PARK YESTERDAY WAS 5,
THE UV INTENSITY WAS MODERATE.
THE MAXIMUM UV INDEX FOR YESTERDAY WAS 11.
SEA SURFACE TEMPERATURE (WAGLAN ISLAND): NO DATA
 
YESTERDAY'S (11 JUN 2020) AVERAGE AMBIENT GAMMA RADIATION
DOSE RATE TAKEN OUTDOORS IN HONG KONG RANGED FROM 0.08 TO
0.15 MICROSIEVERT PER HOUR. THESE ARE WITHIN THE NORMAL
RANGE OF FLUCTUATION OF THE BACKGROUND RADIATION LEVEL IN
HONG KONG (SEE NOTE). THE AVERAGE DOSE RATES MEASURED AT
THE RADIATION MONITORING STATIONS OVER VARIOUS PARTS OF THE
TERRITORY WERE AS FOLLOWS :
 
STATION YESTERDAY'S AVERAGE
(MICROSIEVERT/HOUR)
PING CHAU 0.08
TAP MUN 0.08
KAT O 0.10
YUEN NG FAN 0.12
TAI MEI TUK 0.11
SHA TAU KOK 0.10
KWUN TONG 0.12
SAI WAN HO 0.09
KING'S PARK 0.14
TSIM BEI TSUI 0.13
CAPE D'AGUILAR 0.13
CHEK LAP KOK 0.15
 
NOTE
1. FROM READINGS TAKEN AT VARIOUS LOCATIONS IN HONG KONG IN THE
PAST, THE HOURLY MEAN AMBIENT GAMMA RADIATION DOSE RATE MAY
VARY BETWEEN 0.06 AND 0.3 MICROSIEVERT PER HOUR.
(1 MICROSIEVERT = 0.000001 SIEVERT = 0.001 MILLISIEVERT)
 
2. TEMPORAL VARIATIONS ARE GENERALLY CAUSED BY CHANGES IN
METEOROLOGICAL CONDITIONS SUCH AS RAINFALL, WIND AND
BAROMETRIC PRESSURE.
 
3. SPATIAL VARIATIONS ARE GENERALLY CAUSED BY DIFFERENCES IN
THE RADIOACTIVE CONTENT OF LOCAL ROCK AND SOIL.
 
4. THE DATA DISPLAYED IS PROVISIONAL. ONLY LIMITED DATA
VALIDATION HAS BEEN CARRIED OUT.

DISPATCHED BY HONG KONG OBSERVATORY AT 00:17 HKT ON 12.06.2020

Ends/Friday, June 12, 2020
Issued at HKT 0:17

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