WWJP90 RJTD 051800 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 051800. WARNING VALID 061800. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. DEVELOPING LOW 996 HPA AT 46N 139E JAPAN SEA MOVING NE 20 KNOTS. OCCLUDED FRONT FROM 46N 139E TO 46N 141E 46N 142E. WARM FRONT FROM 46N 142E TO 45N 144E 44N 145E. COLD FRONT FROM 46N 142E TO 43N 142E 40N 139E 38N 138E 36N 135E. WINDS 30 TO 35 KNOTS WITHIN 500 MILES OF LOW SOUTHEAST SEMICIRCLE AND 200 MILES ELSEWHERE. EXPECTED WINDS 30 TO 45 KNOTS WITHIN 1000 MILES OF LOW SOUTHEAST SEMICIRCLE AND 400 MILES ELSEWHERE WITHIN NEXT 18 HOURS. GALE WARNING. NORTHERLY TO NORTHEASTERLY WINDS 30 TO 35 KNOTS EXPECTED WINDS 30 TO 35 KNOTS FOR NEXT 24 HOURS PREVAILING OVER WATERS BOUNDED BY 26N 126E 19N 123E 20N 113E 28N 121E 26N 126E. WARNING. DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK NORTHERN PART OF JAPAN SEA. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 35N 140E 42N 142E 47N 152E 54N 161E 60N 165E 60N 180E 50N 180E 50N 169E 41N 162E 41N 152E 35N 146E 35N 140E. SUMMARY. LOW 1004 HPA AT 56N 139E ENE 20 KT. HIGH 1034 HPA AT 43N 169E ENE 10 KT. STATIONARY FRONT FROM 35N 140E TO 37N 142E 40N 144E 41N 148E 41N 151E 39N 155E 38N 158E. REMARKS. TYPHOON 2628 NOLO (2628) 960 HPA AT 25.8N 174.7E : SEE TROPICAL CYCLONE WARNING. TYPHOON 2627 CHOI-WAN (2627) 950 HPA AT 28.3N 145.6E : SEE TROPICAL CYCLONE WARNING. TROPICAL STORM 2629 KOGUMA (2629) 1000 HPA AT 12.5N 167.5E : SEE TROPICAL CYCLONE WARNING. 24 HOUR FORECAST. SEA OF OKHOTSK WIND SE 45KT SEAS 5 M WITH MODERATE SWELL. JAPAN SEA WIND W 40KT SEAS 3 M. BOHAI AND YELLOW SEA WIND W 20KT SEAS 3 M. EAST CHINA SEA WIND NW 30KT SEAS 4 M WITH MODERATE SWELL. SOUTH CHINA SEA AND GULF OF TONGKING WIND NE 35KT SEAS 4 M. SEA AROUND KURILS WIND SE 40KT SEAS 4 M WITH HEAVY SWELL. SEA EAST OF KURILS WIND S 45KT SEAS 5 M WITH HEAVY SWELL. SEA EAST OF JAPAN WIND SE 80KT SEAS 13 M WITH HEAVY SWELL. FAR OFF EAST OF JAPAN WIND SE 65KT SEAS 9 M WITH HEAVY SWELL. SEA SOUTH OF JAPAN WIND NW 30KT SEAS 5 M WITH HEAVY SWELL. SEA SOUTH OF OKINAWA WIND NE 35KT SEAS 3 M WITH MODERATE SWELL. CHICHIJIMA WIND S 80KT SEAS 13 M WITH HEAVY SWELL. MINAMITORISHIMA WIND S 60KT SEAS 11 M WITH HEAVY SWELL. SEA EAST OF PHILIPPINES WIND NE 30KT SEAS 3 M WITH MODERATE SWELL. SEA EAST OF MINDANAO AND CELEBES SEA AND SULU SEA WIND SW 20KT SEAS 2 M. MARIANAS WIND SW 20KT SEAS 4 M WITH MODERATE SWELL. TRUK AND CAROLINES WIND SW 15KT SEAS 3 M. WAKE WIND E 85KT SEAS 9 M WITH HEAVY SWELL. MARSHALLS WIND W 45KT SEAS 6 M WITH MODERATE SWELL. MIDWAY WIND NE 90KT SEAS 9 M WITH HEAVY SWELL. SEA SOUTH OF ALEUTIANS WIND S 30KT SEAS 3 M WITH MODERATE SWELL. BERING SEA AND SEA AROUND ALEUTIANS AND SEA EAST OF KAMCHATKA WIND SE 45KT SEAS 4 M. HONG KONG METEOROLOGICAL SERVICE PROVIDES THE FOLLOWING WARNING/INFORMATION FOR THE SOUTH CHINA SEA. WARNINGS GALE FORCE WINDS OVER TAIWAN STRAIT. SYNOPSIS (051800UTC) AND 24-HOUR FORECAST AN INTENSE NORTHEAST MONSOON IS BRINGING GALE FORCE WINDS TO THE WARNING AREA. SIGNIFICANT SWELL/HIGH SEAS SEAS 6 M OVER GALES. SWELL N TO NE 3 M OVER SEAS NEAR TAIWAN. THUNDERSTORMS/SEVERE WEATHER SCATTERED SQUALLY (SQ) SHOWERS (SH) AND THUNDERSTORMS (TS) OVER SEAS NEAR HAINAN, NORTHERN AND SOUTHERN PARTS OF THE SOUTH CHINA SEA (SCS), LUZON STRAIT AND SEAS NEAR SOUTHERN PART OF THE PHILIPPINES. ISOLATED SQ SH AND TS OVER CENTRAL PART OF THE SCS, SEAS NEAR LUZON, SEAS NEAR MALAYSIA AND GULF OF THAILAND. SEA FOG/REDUCED VISIBILITY VISIBILITY DOWN TO 2000 M IN SQ SH AND TS. JAPAN METEOROLOGICAL AGENCY.=