WTPN34 PGTW 300900 RRA

MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TROPICAL STORM 12W (LIONROCK) WARNING NR 050

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   300600Z --- NEAR 37.7N 141.8E

     MOVEMENT PAST SIX HOURS - 345 DEGREES AT 18 KTS

     POSITION ACCURATE TO WITHIN 050 NM

     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF

     SATELLITE AND RADAR

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 055 KT, GUSTS 070 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 125 NM NORTHEAST QUADRANT

                            040 NM SOUTHEAST QUADRANT

                            010 NM SOUTHWEST QUADRANT

                            080 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT

                            170 NM SOUTHEAST QUADRANT

                            100 NM SOUTHWEST QUADRANT

                            185 NM NORTHWEST QUADRANT

   REPEAT POSIT: 37.7N 141.8E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   301800Z --- 42.1N 136.6E

   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER

   VECTOR TO 24 HR POSIT: 290 DEG/ 25 KTS

    ---

   24 HRS, VALID AT:

   310600Z --- 43.7N 130.2E

   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND

    ---

REMARKS:

300900Z POSITION NEAR 38.8N 140.5E.=