PRESS WEATHER NO. 170 - 9-DAY WEATHER FORECAST

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9-DAY WEATHER FORECAST


9-DAY WEATHER FORECAST

 
GENERAL SITUATION:
A BROAD TROUGH OF LOW PRESSURE WILL AFFECT THE NORTHERN
PART OF THE SOUTH CHINA SEA TO THE SEAS EAST OF LUZON IN
THE NEXT FEW DAYS. THERE ARE TWO AREAS OF LOW PRESSURE OVER
THE TROUGH OF LOW PRESSURE. HOWEVER, THERE ARE
UNCERTAINTIES IN THEIR SUBSEQUENT DEVELOPMENTS AND
MOVEMENTS. THE AREA OF LOW PRESSURE OVER THE NORTHERN PART
OF THE SOUTH CHINA SEA IS EXPECTED TO DEVELOP SLIGHTLY, AND
HAS A HIGHER CHANCE TO MOVE TOWARDS THE VICINITY OF HAINAN
ISLAND IN THE NEXT COUPLE OF DAYS. MEANWHILE, UNDER ITS
COMBINED EFFECT WITH A RIDGE OF HIGH PRESSURE OVER
SOUTHEASTERN CHINA, IT WILL BE WINDIER WITH SHOWERS OVER
THE COAST OF GUANGDONG. BESIDES, THE AREA OF LOW PRESSURE
TO THE EAST OF LUZON WILL MOVE IN THE GENERAL DIRECTION OF
THE VICINITY OF TAIWAN. WITH THE WHOLE LOW PRESSURE SYSTEM
EDGING CLOSER TO THE VICINITY OF THE COAST OF SOUTHEASTERN
CHINA TO SOUTHERN CHINA, THE WEATHER OVER THE REGION WILL
BE UNSETTLED IN THE LATTER PART OF THIS WEEK.
 
DATE/MONTH 19/8 (WEDNESDAY)
WIND: EAST FORCE 5, FORCE 6 OFFSHORE AND ON HIGH GROUND.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. A FEW SQUALLY
THUNDERSTORMS AT FIRST. SUNNY INTERVALS DURING THE DAY.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 20/8 (THURSDAY)
WIND: EAST TO SOUTHEAST FORCE 4 TO 5, OCCASIONALLY FORCE 6
ON HIGH GROUND AT FIRST.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. SUNNY INTERVALS
DURING THE DAY.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 21/8 (FRIDAY)
WIND: EAST TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5
OFFSHORE.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND SQUALLY
THUNDERSTORMS. MORE SHOWERS IN SOME AREAS.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 22/8 (SATURDAY)
WIND: SOUTH TO SOUTHEAST FORCE 4, OCCASIONALLY FORCE 5
OFFSHORE.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND SQUALLY
THUNDERSTORMS.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 23/8 (SUNDAY)
WIND: SOUTH TO SOUTHWEST FORCE 4.
WEATHER: MAINLY CLOUDY WITH OCCASIONAL SHOWERS AND SQUALLY
THUNDERSTORMS.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 24/8 (MONDAY)
WIND: SOUTH FORCE 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS AND SQUALLY
THUNDERSTORMS. MORE SHOWERS IN SOME AREAS.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 25/8 (TUESDAY)
WIND: SOUTH TO SOUTHEAST FORCE 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
 
DATE/MONTH 26/8 (WEDNESDAY)
WIND: SOUTH TO SOUTHEAST FORCE 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. SUNNY INTERVALS
DURING THE DAY.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 70 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 27/8 (THURSDAY)
WIND: SOUTHEAST FORCE 3 TO 4.
WEATHER: SUNNY INTERVALS AND ONE OR TWO SHOWERS.
TEMP RANGE: 28 - 32 C
R.H. RANGE: 70 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW

DISPATCHED BY HONG KONG OBSERVATORY AT 22:21 HKT ON 18.08.2026