WWJP27 RJTD 250600 WARNING AND SUMMARY 250600. WARNING VALID 260600. WARNING IS UPDATED EVERY 6 HOURS. STORM WARNING. DEVELOPING LOW 998 HPA AT 42N 147E SEA EAST OF JAPAN MOVING NE 15 KNOTS. WARM FRONT FROM 42N 147E TO 40N 150E 36N 151E. COLD FRONT FROM 42N 147E TO 39N 146E 36N 144E 34N 142E 31N 140E 28N 138E 26N 135E 24N 133E. WINDS 30 TO 40 KNOTS WITHIN 800 MILES OF LOW SOUTHWEST SEMICIRCLE AND 300 MILES ELSEWHERE. EXPECTED WINDS 30 TO 55 KNOTS WITHIN 1500 MILES OF LOW SOUTH SEMICIRCLE AND 600 MILES ELSEWHERE WITHIN NEXT 24 HOURS. FORECAST POSITION FOR 251800UTC AT 47N 149E WITH UNCERTAINTY OF 50 MILES RADIUS. FORECAST POSITION FOR 260600UTC AT 50N 149E WITH UNCERTAINTY OF 80 MILES RADIUS. STORM WARNING. DEVELOPING LOW 1000 HPA AT 37N 133E SEA OF JAPAN MOVING EAST 15 KNOTS. WINDS 30 TO 45 KNOTS WITHIN 600 MILES OF LOW SOUTHWEST SEMICIRCLE AND 200 MILES ELSEWHERE. EXPECTED WINDS 30 TO 50 KNOTS WITHIN 700 MILES OF LOW SOUTHWEST SEMICIRCLE AND 200 MILES ELSEWHERE WITHIN NEXT 6 HOURS. FORECAST POSITION FOR 251800UTC AT 37N 136E WITH UNCERTAINTY OF 50 MILES RADIUS. FORECAST POSITION FOR 260600UTC AT 38N 139E WITH UNCERTAINTY OF 80 MILES RADIUS. GALE WARNING. DEVELOPING LOW 1004 HPA AT 57N 142E SEA OF OKHOTSK MOVING NW SLOWLY. WINDS 30 TO 40 KNOTS WITHIN 700 MILES OF LOW SOUTHEAST SEMICIRCLE AND 200 MILES ELSEWHERE. EXPECTED WINDS 30 TO 40 KNOTS WITHIN 700 MILES OF LOW SOUTHEAST SEMICIRCLE AND 200 MILES ELSEWHERE FOR NEXT 12 HOURS. GALE WARNING. DEVELOPED LOW 992 HPA AT 34N 180E MIDWAYS MOVING NNE 25 KNOTS. WINDS 30 TO 35 KNOTS WITHIN 400 MILES OF LOW SOUTH SEMICIRCLE AND 300 MILES ELSEWHERE. EXPECTED WINDS 30 TO 35 KNOTS WITHIN 400 MILES OF LOW SOUTH SEMICIRCLE AND 300 MILES ELSEWHERE FOR NEXT 24 HOURS. GALE WARNING. NORTHEASTERLY WINDS 30 TO 40 KNOTS EXPECTED WINDS 30 TO 40 KNOTS FOR NEXT 24 HOURS PREVAILING OVER WATERS BOUNDED BY 25N 132E 18N 124E 16N 118E 18N 110E 22N 112E 25N 119E 32N 122E 25N 132E. GALE WARNING. EXPECTED NORTHERLY TO NORTHEASTERLY WINDS 30 TO 40 KNOTS WITHIN NEXT 18 HOURS PREVAILING OVER WATERS BOUNDED BY 48N 169E 55N 169E 60N 180E 44N 180E 42N 172E 48N 169E. WARNING. DENSE FOG OBSERVED LOCALLY OVER SEA OF OKHOTSK NORTHERN PART OF SEA OF JAPAN MIDDLE OF SEA OF JAPAN. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 37N 141E 41N 141E 47N 152E 52N 158E 45N 163E 39N 153E 37N 145E 37N 141E. WARNING. DENSE FOG OBSERVED LOCALLY OVER WATERS BOUNDED BY 40N 172E 50N 172E 56N 180E 35N 180E 40N 172E. SUMMARY. HIGH 1034 HPA AT 38N 112E SE 15 KT. JAPAN METEOROLOGICAL AGENCY.=