Bulletinset for METAREA 11 Edition date (UTC): 2025-04-17 09:51:39 ============================ HIGH SEAS FORECAST JAPAN ============================ WWJP90 RJTD 170600 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 170600. WARNING VALID 180600. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. DEVELOPED LOW 986 HPA AT 47N 153E SEA AROUND KURILS MOVING EAST 15 KNOTS. WINDS 30 TO 35 KNOTS WITHIN 900 MILES OF LOW EAST SEMICIRCLE AND 500 MILES ELSEWHERE. EXPECTED WINDS 30 TO 35 KNOTS WITHIN 900 MILES OF LOW EAST SEMICIRCLE AND 500 MILES ELSEWHERE FOR NEXT 6 HOURS. ANOTHER LOW 992 HPA AT 53N 162E MOVING NE 10 KNOTS. WARNING. DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN BOHAI YELLOW SEA EAST CHINA SEA NORTHERN PART OF SOUTH CHINA SEA. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 36N 141E 42N 141E 47N 152E 55N 162E 60N 163E 60N 180E 41N 180E 30N 163E 45N 162E 43N 154E 36N 150E 36N 141E. SUMMARY. LOW 996 HPA AT 38N 122E EAST 20 KT. HIGH 1020 HPA AT 29N 148E EAST 25 KT. HONG KONG METEOROLOGICAL SERVICE PROVIDES THE FOLLOWING WARNING/INFORMATION FOR THE SOUTH CHINA SEA. WARNINGS NIL. SYNOPSIS (170600UTC) AND 24-HOUR FORECAST LOW VISIBILITY CONDITIONS ARE AFFECTING THE EAST CHINA SEA (ECS) AND TAIWAN STRAIT. SIGNIFICANT SWELL/HIGH SEAS NIL. THUNDERSTORMS/SEVERE WEATHER ISOLATED SQUALLY (SQ) SHOWERS (SH) AND THUNDERSTORMS (TS) OVER SEAS NEAR SOUTHERN PART OF THE PHILIPPINES, SEAS NEAR MALAYSIA AND GULF OF THAILAND. SEA FOG/REDUCED VISIBILITY VISIBILITY DOWN TO 2000 M IN MIST PATCHES OVER THE ECS AND TAIWAN STRAIT. VISIBILITY DOWN TO 4000 M IN SQ SH AND TS. JAPAN METEOROLOGICAL AGENCY.= ============================ HIGH SEAS FORECAST NORTHERN AUSTRALIA ============================ FQAU21 AMMC 170815 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 1100 UTC 17 APRIL 2025 PART 1 WARNINGS NIL. PART 2 SITUATION AT 0600 UTC TROUGH NEAR 06S090E 05S100E 12S118E, FORECAST NEAR 04S090E 04S096E 07S107E 12S120E AT 181200UTC. LOW 1002HPA NEAR 10S137E, FORECAST LOW 1004HPA NEAR 12S140E AT 181200UTC. PART 3 FORECAST WITHIN 300NM OF LOW: CLOCKWISE WINDS 20/30 KNOTS. ROUGH SEAS. LOW SWELL. SOUTH OF LINE 07S117E 06S121E 12S123E: NORTHWESTERLY QUARTER WINDS 15/25 KNOTS. MODERATE TO ROUGH SEAS. LOW TO MODERATE SWELL. REMAINDER: WINDS NOT EXCEEDING 20 KNOTS. SLIGHT TO MODERATE SEAS. LOW SWELL, INCREASING TO LOW TO MODERATE SWELL SOUTH OF LINE 05S090E 04S096E 10S119E. RAIN AREAS, SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS THROUGHOUT MOST OF THE AREA, HEAVY AT TIMES WITHIN 180NM OF LOW. 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 20:15 UTC THURSDAY.= ============================ HIGH SEAS FORECAST HONG KONG CHINA ============================ WWHK82 VHHH 170600 40:1:31:11:01:00 HONG KONG METEOROLOGICAL SERVICE PROVIDES THE FOLLOWING WARNING/INFORMATION FOR THE SOUTH CHINA SEA. WARNINGS NIL. SYNOPSIS (170600UTC) AND 24-HOUR FORECAST LOW VISIBILITY CONDITIONS ARE AFFECTING THE EAST CHINA SEA (ECS) AND TAIWAN STRAIT. SIGNIFICANT SWELL/HIGH SEAS NIL. THUNDERSTORMS/SEVERE WEATHER ISOLATED SQUALLY (SQ) SHOWERS (SH) AND THUNDERSTORMS (TS) OVER SEAS NEAR SOUTHERN PART OF THE PHILIPPINES, SEAS NEAR MALAYSIA AND GULF OF THAILAND. SEA FOG/REDUCED VISIBILITY VISIBILITY DOWN TO 2000 M IN MIST PATCHES OVER THE ECS AND TAIWAN STRAIT. VISIBILITY DOWN TO 4000 M IN SQ SH AND TS. ============================ HIGH SEAS FORECAST CHINA ============================ WWCI50 BABJ 170000 2:1:31:11:01:00 BT SECURITE = MESSAGE FOR METAREA XI (CHINA) ISSUED BY NMC BEIJING AT 0330UTC APR.17 2025 = MESSAGE IS UPDATED EVERY 06 HOURS = SYNOPSIS VALID 0000UTC APR.17 = FCST VALID 0000UTC APR.18 = WARNNING= NIL= SUMMARY= SLY WINDS FROM 10 TO 12M/S GUSTS 14M/S SEAS UP TO 1.5M OVER CENTRAL PART OF YELLOW SEA AND SOUTHERN PART OF YELLOW SEA= DENSE FOG OBSERVED LOCALLY OVER NORTHERN PART OF YELLOW SEA AND SOUTHERN PART OF YELLOW SEA WITH HORIZONTAL VISIBILITY LESS THAN 1KM= HORIZONTAL VISIBILITY LESS THAN 10KM OVER BOHAI SEA AND BOHAI STRAIT AND CENTRAL PART OF YELLOW SEA AND SOUTHWESTERN PART OF EAST CHINA SEA AND TAIWAN STRAIT AND QIONGZHOU STRAIT AND BEIBU GULF AND WEST CENTRAL SOUTH CHINA 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= BOHAI SEA NW WINDS 04 TO 06M/S GUSTS 06 TO 08M/S VEER NE WINDS 04 TO 06M/S GUSTS 06 TO 08M/S SEA STATE SMOOTH TO SLIGHT CLOUDY VIS MODERATE TO GOOD= CENTRAL PART OF YELLOW SEA S WINDS BACK NE 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE HEAVY FOG VIS GOOD= SOUTHERN PART OF YELLOW SEA S WINDS VEER SW 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE FOG VIS GOOD= NORTHERN PART OF EAST CHINA SEA S WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE FOG VIS MODERATE= SOUTHERN PART OF EAST CHINA SEA SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE FOG VIS MODERATE TO POOR= BASHI CHANNEL S WINDS 06 TO 08M/S GUSTS 08 TO 12M/S DECR 04 TO 06M/S GUSTS 06 TO 08M/S SEA STATE MODERATE OVERCAST BECMG SUNNY VIS GOOD= BEIBU GULF S WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE CLOUDY VIS GOOD= NORTHEASTERN PART OF JAPAN SEA SW WINDS BACK S 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE SUNNY BECMG LIGHT RAIN VIS GOOD TO POOR= SOUTHWESTERN PART OF JAPAN SEA SW WINDS 12 TO 16M/S GUSTS 16 TO 20M/S SEA STATE MODERATE FOG VIS MODERATE= KOREA STRAIT SW WINDS 12 TO 16M/S GUSTS 16 TO 20M/S DECR 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE FOG VIS GOOD TO MODERATE= SEA SOUTH OF JAPAN SW WINDS 08 TO 12M/S GUSTS 12 TO 16M/S DECR 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE CLOUDY VIS GOOD= SEA EAST OF RYUKYU ISLANDS SE WINDS 08 TO 12M/S GUSTS 12 TO 16M/S SEA STATE MODERATE OVERCAST BECMG FOG VIS MODERATE TO POOR= SEA WEST OF BONIN ISLANDS E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE OVERCAST VIS GOOD TO MODERATE= SEA NORTHEAST OF THE PHILIPPINES E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S VEER SE WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE OVERCAST VIS GOOD= SEA WEST OF NORTHERN MARIANA ISLANDS E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE OVERCAST VIS GOOD= SEA SOUTHEAST OF THE PHILIPPINES E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE CLOUDY VIS GOOD= SEA WEST OF GUAM E WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE CLOUDY VIS GOOD TO MODERATE= SEA SOUTH OF JAWA W WINDS 04 TO 06M/S GUSTS 06 TO 08M/S VEER NW WINDS 04 TO 06M/S GUSTS 06 TO 08M/S SEA STATE MODERATE CLOUDY VIS GOOD TO MODERATE= SEA SOUTH OF SUMATERA SE WINDS 06 TO 08M/S GUSTS 08 TO 12M/S SEA STATE MODERATE MODERATE RAIN VIS MODERATE=