WTPN31 PGTW 150900 RRA

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

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TROPICAL STORM 09W (CHANTHU) WARNING NR 009

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

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   WARNING POSITION:

   150600Z --- NEAR 27.7N 144.4E

     MOVEMENT PAST SIX HOURS - 350 DEGREES AT 13 KTS

     POSITION ACCURATE TO WITHIN 060 NM

     POSITION BASED ON CENTER LOCATED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT

                            145 NM SOUTHEAST QUADRANT

                            090 NM SOUTHWEST QUADRANT

                            100 NM NORTHWEST QUADRANT

   REPEAT POSIT: 27.7N 144.4E

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   FORECASTS:

   12 HRS, VALID AT:

   151800Z --- 29.9N 143.3E

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 180 NM NORTHEAST QUADRANT

                            145 NM SOUTHEAST QUADRANT

                            100 NM SOUTHWEST QUADRANT

                            100 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 335 DEG/ 12 KTS

    ---

   24 HRS, VALID AT:

   160600Z --- 32.0N 142.2E

   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 060 NM NORTHEAST QUADRANT

                            060 NM SOUTHEAST QUADRANT

                            045 NM SOUTHWEST QUADRANT

                            045 NM NORTHWEST QUADRANT=