WTPN34 PGTW 162100

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

SUBJ/TROPICAL CYCLONE WARNING//

RMKS/

1. TROPICAL STORM 21W (RUMBIA) WARNING NR 008

   03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   161800Z --- NEAR 30.3N 121.8E

     MOVEMENT PAST SIX HOURS - 265 DEGREES AT 12 KTS

     POSITION ACCURATE TO WITHIN 060 NM

     POSITION BASED ON CENTER LOCATED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 050 NM NORTHEAST QUADRANT

                            035 NM SOUTHEAST QUADRANT

                            035 NM SOUTHWEST QUADRANT

                            050 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 190 NM NORTHEAST QUADRANT

                            125 NM SOUTHEAST QUADRANT

                            090 NM SOUTHWEST QUADRANT

                            145 NM NORTHWEST QUADRANT

   REPEAT POSIT: 30.3N 121.8E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   170600Z --- 30.9N 118.8E

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT

                            090 NM SOUTHEAST QUADRANT

                            040 NM SOUTHWEST QUADRANT

                            090 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 285 DEG/ 12 KTS

    ---

   24 HRS, VALID AT:

   171800Z --- 31.5N 116.2E

   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND

   VECTOR TO 36 HR POSIT: 290 DEG/ 09 KTS

    ---

   36 HRS, VALID AT:

   180600Z --- 32.1N 114.1E

   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER LAND

    ---

REMARKS:

162100Z POSITION NEAR 30.5N 121.0E.

TROPICAL STORM 21W (RUMBIA), LOCATED APPROXIMATELY 56 NM SOUTH-

SOUTHEAST OF SHANGHAI, CHINA, HAS TRACKED WESTWARD AT 12 KNOTS

OVER THE PAST SIX HOURS. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 161800Z

IS 16 FEET. NEXT WARNINGS AT 170300Z, 170900Z, 171500Z AND 172100Z.

REFER TO TROPICAL STORM 20W (BEBINCA) WARNINGS (WTPN33 PGTW)

FOR SIX-HOURLY UPDATES. REFER TO TROPICAL STORM 22W (SOULIK)

WARNINGS (WTPN35 PGTW) FOR SIX-HOURLY UPDATES.//

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