PRESS WEATHER NO. 030 - 9-DAY WEATHER FORECAST

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9-DAY WEATHER FORECAST


9-DAY WEATHER FORECAST

 
GENERAL SITUATION:
AN UPPER-AIR DISTURBANCE WILL BRING A FEW SHOWERS TO THE
COAST OF GUANGDONG AND THE NORTHERN PART OF THE SOUTH CHINA
SEA TODAY. AN AREA OF LOW PRESSURE MAY DEVELOP WITHIN THE
BROAD TROUGH OF LOW PRESSURE OVER THE CENTRAL PART OF THE
SOUTH CHINA SEA TO THE SEAS EAST OF THE PHILIPPINES IN THE
NEXT COUPLE OF DAYS, AND MOVE TOWARDS HAINAN ISLAND. WITH
THE BROAD TROUGH OF LOW PRESSURE EDGING NORTHWARDS TO THE
COAST OF SOUTHERN CHINA, THERE WILL BE MORE SHOWERS WITH
SQUALLY THUNDERSTORMS OVER THE REGION IN THE LATTER PART OF
THIS WEEK. BESIDES, A TROPICAL CYCLONE IS EXPECTED TO FORM
OVER THE WESTERN NORTH PACIFIC TO THE EAST OF THE
PHILIPPINES IN THE LATTER PART OF THIS WEEK. IT WILL MOVE
TOWARDS THE VICINITY OF LUZON EARLY NEXT WEEK, WITH A
HIGHER CHANCE OF ENTERING THE NORTHERN PART OF THE SOUTH
CHINA SEA SUBSEQUENTLY.
 
DATE/MONTH 16/9 (TUESDAY)
WIND: EAST FORCE 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND
THUNDERSTORMS. MORE SHOWERS IN SOME AREAS AT FIRST. SUNNY
PERIODS DURING THE DAY.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 65 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
 
DATE/MONTH 17/9 (WEDNESDAY)
WIND: EAST FORCE 4, FORCE 5 OFFSHORE LATER.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. VERY HOT WITH
SUNNY PERIODS DURING THE DAY.
TEMP RANGE: 28 - 33 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 18/9 (THURSDAY)
WIND: EAST FORCE 4 TO 5.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND
THUNDERSTORMS. SUNNY INTERVALS DURING THE DAY.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 65 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 19/9 (FRIDAY)
WIND: EAST FORCE 4 TO 5.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND SQUALLY
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
 
DATE/MONTH 20/9 (SATURDAY)
WIND: EAST TO NORTHEAST FORCE 4.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH
 
DATE/MONTH 21/9 (SUNDAY)
WIND: EAST FORCE 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND
THUNDERSTORMS. SUNNY INTERVALS DURING THE DAY.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 70 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
 
DATE/MONTH 22/9 (MONDAY)
WIND: NORTH TO NORTHEAST FORCE 3 TO 4, FORCE 5 LATER.
WEATHER: SUNNY PERIODS AND ONE OR TWO SHOWERS. VERY HOT
DURING THE DAY. ISOLATED SQUALLY THUNDERSTORMS LATER.
TEMP RANGE: 27 - 33 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 23/9 (TUESDAY)
WIND: NORTH FORCE 4 TO 5, UP TO FORCE 6 OFFSHORE AND ON
HIGH GROUND.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND A FEW
SQUALLY THUNDERSTORMS.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 24/9 (WEDNESDAY)
WIND: EAST TO NORTHEAST FORCE 5, OCCASIONALLY FORCE 6
OFFSHORE AND ON HIGH GROUND.
WEATHER: CLOUDY WITH OCCASIONAL SHOWERS AND A FEW SQUALLY
THUNDERSTORMS. SHOWERS WILL BE HEAVIER AT TIMES.
TEMP RANGE: 26 - 29 C
R.H. RANGE: 80 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: HIGH

DISPATCHED BY HONG KONG OBSERVATORY AT 03:27 HKT ON 16.09.2025