Bulletinset for METAREA 11 Edition date (UTC): 2025-08-31 07:14:46 ============================ HIGH SEAS FORECAST JAPAN ============================ WWJP90 RJTD 310000 EGC:2:1:31:11:01:00 SECURITE. THIS WARNING IS ISSUED FOR NORTH OF THE EQUATOR AND EAST OF 100E IN METAREA XI BY JMA. WARNING AND SUMMARY 310000. WARNING VALID 010000. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. DEVELOPED LOW 982 HPA AT 56N 179E BERING SEA MOVING NE SLOWLY. WINDS 30 TO 35 KNOTS WITHIN 700 MILES OF LOW EAST SEMICIRCLE AND 400 MILES ELSEWHERE. EXPECTED WINDS 30 TO 35 KNOTS WITHIN 700 MILES OF LOW EAST SEMICIRCLE AND 400 MILES ELSEWHERE FOR NEXT 24 HOURS. WARNING. DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 42N 141E 47N 152E 57N 163E 57N 166E 48N 163E 44N 157E 40N 151E 40N 144E 42N 141E. SUMMARY. LOW 1006 HPA AT 53N 141E EAST 10 KT. LOW 1008 HPA AT 40N 153E ESE 15 KT. TROPICAL DEPRESSION 1002 HPA AT 18N 101E WEST 20 KT. LOW PRESSURE AREA 1008 HPA NEAR 12N 132E ALMOST STATIONARY. HIGH 1016 HPA AT 31N 138E ALMOST STATIONARY. HIGH 1016 HPA AT 46N 150E SE 10 KT. HIGH 1016 HPA AT 40N 168E EAST 10 KT. HIGH 1018 HPA AT 28N 179E ALMOST STATIONARY. STATIONARY FRONT FROM 30N 111E TO 33N 116E 36N 119E 38N 123E 39N 126E 39N 134E. STATIONARY FRONT FROM 35N 161E TO 35N 172E 37N 180E. HONG KONG METEOROLOGICAL SERVICE PROVIDES THE FOLLOWING WARNING/INFORMATION FOR THE SOUTH CHINA SEA. WARNINGS NIL. SYNOPSIS (310000UTC) AND 24-HOUR FORECAST UNSETTLED WEATHER IS AFFECTING SEAS NEAR THE PHILIPPINES. SIGNIFICANT SWELL/HIGH SEAS NIL. THUNDERSTORMS/SEVERE WEATHER OCCASIONAL SQUALLY (SQ) SHOWERS (SH) AND THUNDERSTORMS (TS) OVER SEAS NEAR THE PHILIPPINES. SCATTERED SQ SH AND TS OVER CENTRAL AND SOUTHERN PARTS OF THE SOUTH CHINA SEA, AND GULF OF THAILAND. ISOLATED SQ SH AND TS OVER THE EAST CHINA SEA AND SEAS NEAR MALAYSIA. SEA FOG/REDUCED VISIBILITY VISIBILITY DOWN TO 1000 M IN SQ SH AND TS. JAPAN METEOROLOGICAL AGENCY.= ============================ HIGH SEAS FORECAST HONG KONG CHINA ============================ WWHK82 VHHH 310000 40:1:31:11:01:00 HONG KONG METEOROLOGICAL SERVICE PROVIDES THE FOLLOWING WARNING/INFORMATION FOR THE SOUTH CHINA SEA. WARNINGS NIL. SYNOPSIS (310000UTC) AND 24-HOUR FORECAST UNSETTLED WEATHER IS AFFECTING SEAS NEAR THE PHILIPPINES. SIGNIFICANT SWELL/HIGH SEAS NIL. THUNDERSTORMS/SEVERE WEATHER OCCASIONAL SQUALLY (SQ) SHOWERS (SH) AND THUNDERSTORMS (TS) OVER SEAS NEAR THE PHILIPPINES. SCATTERED SQ SH AND TS OVER CENTRAL AND SOUTHERN PARTS OF THE SOUTH CHINA SEA, AND GULF OF THAILAND. ISOLATED SQ SH AND TS OVER THE EAST CHINA SEA AND SEAS NEAR MALAYSIA. SEA FOG/REDUCED VISIBILITY VISIBILITY DOWN TO 1000 M IN SQ SH AND TS. ============================ HIGH SEAS FORECAST NORTHERN AUSTRALIA ============================ FQAU21 AMMC 302015 40:2:1:31:11:01:00 IDY10240 SECURITE HIGH SEAS FORECAST FOR NORTHERN METAREA 8/10/11 NORTHERN AREA: EQUATOR TO 12S, 90E TO 142E AND SOUTHWARD TO COAST, 125E TO 142E ISSUED BY THE AUSTRALIAN GOVERNMENT BUREAU OF METEOROLOGY FOR 24 HOURS COMMENCING 2300 UTC 30 AUGUST 2025 PART 1 WARNINGS NIL. PART 2 SITUATION AT 301800 UTC NO SIGNIFICANT FEATURES. PART 3 FORECAST SOUTH OF LINE 08S142E 03S130E: SOUTHEASTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW SWELL. REMAINDER: WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL, INCREASING TO LOW TO MODERATE WEST OF LINE EQ098E 12S111E. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS MAINLY NORTH OF LINE 08S093E 09S111E 05S111E 07S142E. VISIBILITY REDUCING BELOW 2NM IN PRECIPITATION. PLEASE BE AWARE WIND AND WAVE FORECASTS ARE AVERAGES. WIND GUSTS CAN BE 40 PER CENT STRONGER THAN THE FORECAST, AND STRONGER STILL IN SQUALLS AND THUNDERSTORMS. MAXIMUM WAVES CAN BE TWICE THE FORECAST HEIGHT. WEATHER MELBOURNE THE NEXT ROUTINE FORECAST WILL BE ISSUED AT 08:15 UTC SUNDAY.= ============================ HIGH SEAS FORECAST CHINA ============================ WWCI50 BABJ 301200 2:1:31:11:01:00 BT SECURITE = MESSAGE FOR METAREA XI (CHINA) ISSUED BY NMC BEIJING AT 1530UTC AUG.30 2025 = MESSAGE IS UPDATED EVERY 06 HOURS = SYNOPSIS VALID 1200UTC AUG.30 = FCST VALID 1200UTC AUG.31 = WARNNING= NIL= SUMMARY= TD(2514) 998HPA AT 18.0N 105.8E MVG W 36KMH AND MAX WINDS 15M/S NEAR CENTER(SEAS UP TO 3.5M)= ELY WINDS FROM 10 TO 12M/S GUSTS 14M/S SEAS UP TO 1.5M OVER BEIBU GULF= SW WINDS FROM 10 TO 12M/S GUSTS 14M/S SEAS UP TO 1.5M OVER SOUTHWESTERN PART OF SOUTH CHINA SEA= HORIZONTAL VISIBILITY LESS THAN 10KM OVER BOHAI STRAIT AND BASHI CHANNEL AND NORTHEASTERN PART OF JAPAN SEA AND ANDAMAN SEA AND THAILAND GULF AND MALACCA STRAIT AND SEA EAST OF SINGAPORE AND SEA SOUTH OF SUMATERA AND SUNDA STRAIT AND LAUT JAWA AND SEA SOUTH OF JAWA AND MAKASSAR STRAIT AND SEA SOUTHWEST OF THE PHILIPPINES AND LAUT MALUKU AND LAUT BANDA= FCST= SOUTHERN PART OF EAST CHINA SEA SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S VEER S WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE OVERCAST VIS GOOD= BEIBU GULF SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S BACK E WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN BECMG OVERCAST VIS MODERATE TO GOOD= NORTHWESTERN PART OF SOUTH CHINA SEA E WINDS 04 TO 06M/S GUSTS 06 TO 08M/S INCR 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE OVERCAST BECMG MODERATE RAIN VIS GOOD TO MODERATE= NORTHEASTERN PART OF SOUTH CHINA SEA SE WINDS 06 TO 08M/S GUSTS 08 TO 12M/S DECR 04 TO 06M/S GUSTS 06 TO 08M/S SEA STATE MODERATE MODERATE RAIN BECMG OVERCAST VIS MODERATE TO GOOD= WEST CENTRAL SOUTH CHINA SEA E WINDS 08 TO 12M/S GUSTS 12 TO 16M/S DECR 04 TO 06M/S GUSTS 06 TO 08M/S SEA STATE MODERATE CLOUDY VIS GOOD= SOUTHWESTERN PART OF SOUTH CHINA SEA SW WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= SOUTHEASTERN PART OF SOUTH CHINA SEA SW WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= SEA EAST OF RYUKYU ISLANDS SE WINDS 06 TO 08M/S GUSTS 08 TO 12M/S BACK E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE OVERCAST VIS GOOD= SEA WEST OF NORTHERN MARIANA ISLANDS S WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= SEA SOUTHEAST OF THE PHILIPPINES SW WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= SEA WEST OF GUAM S WINDS 06 TO 08M/S GUSTS 08 TO 12M/S VEER SW WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= SEA SOUTHEAST OF INDONESIA E WINDS VEER SE 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE CLOUDY VIS GOOD= SEA SOUTH OF JAWA SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE CLOUDY VIS GOOD= SEA SOUTH OF SUMATERA SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S DECR 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE ROUGH MODERATE RAIN VIS MODERATE= MALACCA STRAIT W WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE CLOUDY VIS GOOD= SEA SOUTH OF VIETNAM W WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= GULF OF THAILAND W WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE= ANDAMAN SEA W WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE=