WTPN34 PGTW 280300

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

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TYPHOON 12W (LIONROCK) WARNING NR 041

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   280000Z --- NEAR 26.0N 136.6E

     MOVEMENT PAST SIX HOURS - 045 DEGREES AT 11 KTS

     POSITION ACCURATE TO WITHIN 010 NM

     POSITION BASED ON CENTER LOCATED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 110 KT, GUSTS 135 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            035 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            080 NM SOUTHEAST QUADRANT

                            050 NM SOUTHWEST QUADRANT

                            050 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT

                            190 NM SOUTHEAST QUADRANT

                            170 NM SOUTHWEST QUADRANT

                            120 NM NORTHWEST QUADRANT

   REPEAT POSIT: 26.0N 136.6E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   281200Z --- 28.0N 138.9E

   MAX SUSTAINED WINDS - 105 KT, GUSTS 130 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            035 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 065 NM NORTHEAST QUADRANT

                            075 NM SOUTHEAST QUADRANT

                            055 NM SOUTHWEST QUADRANT

                            055 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 145 NM NORTHEAST QUADRANT

                            180 NM SOUTHEAST QUADRANT

                            165 NM SOUTHWEST QUADRANT

                            130 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 040 DEG/ 15 KTS

    ---

   24 HRS, VALID AT:

   290000Z --- 30.2N 141.1E

   MAX SUSTAINED WINDS - 100 KT, GUSTS 125 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            035 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 065 NM NORTHEAST QUADRANT

                            075 NM SOUTHEAST QUADRANT

                            060 NM SOUTHWEST QUADRANT

                            060 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 150 NM NORTHEAST QUADRANT

                            175 NM SOUTHEAST QUADRANT

                            160 NM SOUTHWEST QUADRANT

                            135 NM NORTHWEST QUADRANT

   VECTOR TO 36 HR POSIT: 030 DEG/ 13 KTS

    ---

   36 HRS, VALID AT:

   291200Z --- 32.4N 142.7E

   MAX SUSTAINED WINDS - 090 KT, GUSTS 110 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 035 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            035 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 065 NM NORTHEAST QUADRANT

                            070 NM SOUTHEAST QUADRANT

                            060 NM SOUTHWEST QUADRANT

                            060 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 155 NM NORTHEAST QUADRANT

                            170 NM SOUTHEAST QUADRANT

                            145 NM SOUTHWEST QUADRANT

                            140 NM NORTHWEST QUADRANT

   VECTOR TO 48 HR POSIT: 005 DEG/ 13 KTS

    ---

   EXTENDED OUTLOOK:

   48 HRS, VALID AT:

   300000Z --- 35.0N 142.9E

   MAX SUSTAINED WINDS - 080 KT, GUSTS 100 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 064 KT WINDS - 030 NM NORTHEAST QUADRANT

                            030 NM SOUTHEAST QUADRANT

                            030 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            065 NM SOUTHEAST QUADRANT

                            055 NM SOUTHWEST QUADRANT

                            055 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 155 NM NORTHEAST QUADRANT

                            155 NM SOUTHEAST QUADRANT

                            130 NM SOUTHWEST QUADRANT

                            130 NM NORTHWEST QUADRANT

   VECTOR TO 72 HR POSIT: 335 DEG/ 15 KTS

    ---

   72 HRS, VALID AT:

   310000Z --- 40.6N 139.6E

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   BECOMING EXTRATROPICAL

   RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT

                            090 NM SOUTHEAST QUADRANT

                            090 NM SOUTHWEST QUADRANT

                            080 NM NORTHWEST QUADRANT

   VECTOR TO 96 HR POSIT: 315 DEG/ 20 KTS

    ---

   LONG RANGE OUTLOOK:

    ---

   96 HRS, VALID AT:

   010000Z --- 46.2N 131.8E

   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   EXTRATROPICAL

    ---

REMARKS:

280300Z POSITION NEAR 26.5N 137.2E.

TYPHOON 12W (LIONROCK), LOCATED APPROXIMATELY 265 NM WEST-

NORTHWEST OF IWO TO, HAS TRACKED NORTHEASTWARD AT 11 KNOTS OVER

THE PAST SIX HOURS.

MAXIMUM SIGNIFICANT WAVE HEIGHT AT 280000Z IS 38 FEET. NEXT

WARNINGS AT 280900Z, 281500Z, 282100Z AND 290300Z.

//