WWJP27 RJTD 071800 WARNING AND SUMMARY 071800. WARNING VALID 081800. WARNING IS UPDATED EVERY 6 HOURS. GALE WARNING. DEVELOPING LOW 1000 HPA AT 37N 157E FAR OFF EAST OF JAPAN MOVING NNE 30 KNOTS. WARM FRONT FROM 37N 157E TO 35N 161E 31N 164E. COLD FRONT FROM 37N 157E TO 33N 157E 30N 156E. STATIONARY FRONT FROM 30N 156E TO 26N 153E 23N 146E. WINDS 30 TO 40 KNOTS WITHIN 600 MILES OF LOW. EXPECTED WINDS 30 TO 45 KNOTS WITHIN 600 MILES OF LOW WITHIN NEXT 6 HOURS. ANOTHER LOW 1000 HPA AT 39N 151E MOVING ENE 25 KNOTS. GALE WARNING. DEVELOPING LOW 1008 HPA AT 40N 130E SEA OF JAPAN MOVING EAST 25 KNOTS. EXPECTED WINDS 30 TO 35 KNOTS WITHIN 400 MILES OF LOW SOUTH SEMICIRCLE AND 200 MILES ELSEWHERE WITHIN NEXT 6 HOURS. WARNING. DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK SEA OF JAPAN YELLOW SEA EAST CHINA SEA NORTHERN PART OF SOUTH CHINA SEA. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 37N 141E 42N 140E 47N 152E 54N 162E 60N 163E 60N 180E 30N 180E 26N 165E 25N 155E 30N 154E 35N 157E 37N 141E. SUMMARY. LOW 1006 HPA AT 44N 146E NNW 10 KT. HIGH 1022 HPA AT 44N 115E SE 15 KT. HIGH 1020 HPA AT 29N 131E ESE 15 KT. HIGH 1030 HPA AT 38N 177E ESE 20 KT. JAPAN METEOROLOGICAL AGENCY.=