9-DAY WEATHER FORECAST


9-DAY WEATHER FORECAST
 
GENERAL SITUATION:
TROPICAL CYCLONE MATMO WILL MOVE ACROSS THE NORTHERN PART
OF THE SOUTH CHINA SEA TODAY AND TOMORROW, IN THE GENERAL
DIRECTION OF THE VICINITY OF LEIZHOU PENINSULA AND THE
EASTERN PART OF HAINAN ISLAND, AND INTENSIFY GRADUALLY.
THERE ARE UNCERTAINTIES IN ITS INTENSITY. UNDER ITS
INFLUENCE, IT WILL BE WINDY WITH SQUALLY SHOWERS OVER THE
COAST OF SOUTHERN CHINA LATER TODAY TO TOMORROW. SEAS WILL
BE ROUGH WITH SWELLS. WITH MATMO DEPARTING AND DISSIPATING
GRADUALLY, THE WEATHER WILL IMPROVE OVER THE COAST OF
GUANGDONG ON THE MID-AUTUMN FESTIVAL AND THE DAY AFTER. AN
ANTICYCLONE ALOFT IS EXPECTED TO COVER SOUTHERN CHINA IN
THE MIDDLE AND LATTER PARTS OF NEXT WEEK, AND A BROAD
TROUGH OF LOW PRESSURE WILL BRING A FEW SHOWERS TO THE
CENTRAL AND NORTHERN PARTS OF THE SOUTH CHINA SEA.
 
DATE/MONTH 4/10 (SATURDAY)
WIND: EAST TO NORTHEAST FORCE 3, FORCE 5 TO 6 LATER,
OCCASIONALLY FORCE 8 OFFSHORE AND ON HIGH GROUND.
WEATHER: MAINLY FINE AT FIRST. VERY HOT DURING THE DAY.
BECOMING CLOUDY WITH A FEW SQUALLY SHOWERS AND
THUNDERSTORMS LATER. SEAS WILL BE ROUGH WITH SWELLS.
TEMP RANGE: 27 - 33 C
R.H. RANGE: 65 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM
 
DATE/MONTH 5/10 (SUNDAY)
WIND: EAST TO SOUTHEAST FORCE 5 TO 6, OCCASIONALLY FORCE 8
OFFSHORE AND ON HIGH GROUND AT FIRST.
WEATHER: MAINLY CLOUDY WITH A FEW SQUALLY SHOWERS AND
THUNDERSTORMS. MORE SHOWERS AT FIRST. SEAS WILL BE ROUGH
WITH SWELLS.
TEMP RANGE: 26 - 30 C
R.H. RANGE: 75 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM HIGH
 
DATE/MONTH 6/10 (MONDAY)
WIND: EAST TO SOUTHEAST FORCE 3 TO 4, OCCASIONALLY FORCE 5
OFFSHORE AT FIRST.
WEATHER: MAINLY CLOUDY WITH ONE OR TWO SHOWERS. SUNNY
PERIODS DURING THE DAY.
TEMP RANGE: 27 - 32 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: LOW
 
DATE/MONTH 7/10 (TUESDAY)
WIND: EAST TO NORTHEAST FORCE 2 TO 3.
WEATHER: SUNNY PERIODS. VERY HOT DURING THE DAY. ISOLATED
SHOWERS LATER.
TEMP RANGE: 28 - 33 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: LOW
 
DATE/MONTH 8/10 (WEDNESDAY)
WIND: EAST TO NORTHEAST FORCE 3 TO 4.
WEATHER: SUNNY PERIODS AND ISOLATED SHOWERS. VERY HOT
DURING THE DAY.
TEMP RANGE: 28 - 33 C
R.H. RANGE: 60 - 90 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: LOW
 
DATE/MONTH 9/10 (THURSDAY)
WIND: EAST TO NORTHEAST FORCE 4.
WEATHER: SUNNY INTERVALS AND A FEW SHOWERS.
TEMP RANGE: 27 - 32 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 10/10 (FRIDAY)
WIND: EAST FORCE 4.
WEATHER: SUNNY INTERVALS AND A FEW SHOWERS.
TEMP RANGE: 27 - 32 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 11/10 (SATURDAY)
WIND: EAST FORCE 3 TO 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. SUNNY INTERVALS
DURING THE DAY.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW
 
DATE/MONTH 12/10 (SUNDAY)
WIND: EAST FORCE 3 TO 4.
WEATHER: MAINLY CLOUDY WITH A FEW SHOWERS. SUNNY INTERVALS
DURING THE DAY.
TEMP RANGE: 27 - 31 C
R.H. RANGE: 70 - 95 PER CENT
PROBABILITY OF SIGNIFICANT RAIN FORECAST: MEDIUM LOW

DISPATCHED BY HONG KONG OBSERVATORY AT 05:50 HKT ON 04.10.2025