WWJP73 RJTD 211200 IMPORTANT WARNING FOR YOKOHAMA NAVTEX AREA 211200UTC ISSUED AT 211500UTC DEVELOPING LOW 996HPA AT 36N 151E MOV ENE 25 KT FCST POSITION FOR 220000UTC AT 38N 156E WITH UNCERTANITY OF 50 MILES RADIUS FCST POSITION FOR 221200UTC AT 39N 162E WITH UNCERTANITY OF 80 MILES RADIUS C-FRONT FM 36N 151E TO 34N 151E 31N 150E 28N 146E DEVELOPING LOW 1012HPA AT 40N 134E MOV EAST 15 KT WARNING(NEAR GALE) EASTERN SEA OFF SANRIKU, WESTERN SEA OFF SANRIKU, NORTHERN SEA OFF KANTO, SOUTHERN SEA OFF KANTO, EASTERN SEA OFF TOKAI NXT WARNING WILL BE ISSUED BEFORE 212100UTC =