WTPN32 PGTW 192100

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

SUBJ/TROPICAL DEPRESSION 18W (EIGHTEEN) WARNING NR 003//

RMKS/

1. TROPICAL DEPRESSION 18W (EIGHTEEN) WARNING NR 003

   02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   191800Z --- NEAR 28.6N 126.8E

     MOVEMENT PAST SIX HOURS - 340 DEGREES AT 07 KTS

     POSITION ACCURATE TO WITHIN 030 NM

     POSITION BASED ON CENTER LOCATED BY A COMBINATION OF

     SATELLITE AND SYNOPTIC DATA

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   REPEAT POSIT: 28.6N 126.8E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   200600Z --- 30.3N 127.2E

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   VECTOR TO 24 HR POSIT: 015 DEG/ 07 KTS

    ---

   24 HRS, VALID AT:

   201800Z --- 31.6N 127.6E

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   VECTOR TO 36 HR POSIT: 030 DEG/ 05 KTS

    ---

   36 HRS, VALID AT:

   210600Z --- 32.4N 128.1E

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   VECTOR TO 48 HR POSIT: 035 DEG/ 04 KTS

    ---

   EXTENDED OUTLOOK:

   48 HRS, VALID AT:

   211800Z --- 33.1N 128.7E

   MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER

   VECTOR TO 72 HR POSIT: 055 DEG/ 02 KTS

    ---

   72 HRS, VALID AT:

   221800Z --- 33.6N 129.5E

   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER

    ---

REMARKS:

192100Z POSITION NEAR 29.0N 126.9E.

19AUG25. TROPICAL DEPRESSION 18W (EIGHTEEN), LOCATED

APPROXIMATELY 137 NM NORTH-NORTHWEST OF KADENA AB, HAS TRACKED

NORTH-NORTHWESTWARD AT 07 KNOTS OVER THE PAST SIX HOURS.

MINIMUM CENTRAL PRESSURE AT 191800Z IS 1005 MB. MAXIMUM

SIGNIFICANT WAVE HEIGHT AT 191800Z IS 12 FEET. NEXT WARNINGS AT

200300Z, 200900Z, 201500Z AND 202100Z.

REFER TO TROPICAL DEPRESSION 17W (SEVENTEEN) WARNINGS (WTPN31 PGTW)

FOR SIX-HOURLY UPDATES.

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