WTPN31 PGTW 020900

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

SUBJ/TROPICAL DEPRESSION 04W (FOUR) WARNING NR 003//

RMKS/

1. TROPICAL DEPRESSION 04W (FOUR) WARNING NR 003

   01 ACTIVE TROPICAL CYCLONE IN NORTHWESTPAC

   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE

   WIND RADII VALID OVER OPEN WATER ONLY

    ---

   WARNING POSITION:

   020600Z --- NEAR 25.7N 146.8E

     MOVEMENT PAST SIX HOURS - 320 DEGREES AT 08 KTS

     POSITION ACCURATE TO WITHIN 060 NM

     POSITION BASED ON CENTER LOCATED BY SATELLITE

   PRESENT WIND DISTRIBUTION:

   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   REPEAT POSIT: 25.7N 146.8E

    ---

   FORECASTS:

   12 HRS, VALID AT:

   021800Z --- 26.9N 145.8E

   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT

                            030 NM SOUTHEAST QUADRANT

                            020 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   VECTOR TO 24 HR POSIT: 335 DEG/ 06 KTS

    ---

   24 HRS, VALID AT:

   030600Z --- 28.0N 145.2E

   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT

                            040 NM SOUTHEAST QUADRANT

                            040 NM SOUTHWEST QUADRANT

                            060 NM NORTHWEST QUADRANT

   VECTOR TO 36 HR POSIT: 350 DEG/ 06 KTS

    ---

   36 HRS, VALID AT:

   031800Z --- 29.1N 145.0E

   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT

                            050 NM SOUTHEAST QUADRANT

                            030 NM SOUTHWEST QUADRANT

                            040 NM NORTHWEST QUADRANT

   VECTOR TO 48 HR POSIT: 015 DEG/ 06 KTS

    ---

   EXTENDED OUTLOOK:

   48 HRS, VALID AT:

   040600Z --- 30.2N 145.3E

   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT

                            020 NM SOUTHEAST QUADRANT

                            010 NM SOUTHWEST QUADRANT

                            010 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT

                            060 NM SOUTHEAST QUADRANT

                            040 NM SOUTHWEST QUADRANT

                            040 NM NORTHWEST QUADRANT

   VECTOR TO 72 HR POSIT: 055 DEG/ 05 KTS

    ---

   72 HRS, VALID AT:

   050600Z --- 31.4N 147.3E

   MAX SUSTAINED WINDS - 060 KT, GUSTS 075 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT

                            030 NM SOUTHEAST QUADRANT

                            020 NM SOUTHWEST QUADRANT

                            030 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT

                            060 NM SOUTHEAST QUADRANT

                            040 NM SOUTHWEST QUADRANT

                            040 NM NORTHWEST QUADRANT

   VECTOR TO 96 HR POSIT: 040 DEG/ 04 KTS

    ---

   LONG RANGE OUTLOOK:

    ---

   96 HRS, VALID AT:

   060600Z --- 32.6N 148.4E

   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT

                            030 NM SOUTHEAST QUADRANT

                            020 NM SOUTHWEST QUADRANT

                            020 NM NORTHWEST QUADRANT

   RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT

                            070 NM SOUTHEAST QUADRANT

                            050 NM SOUTHWEST QUADRANT

                            060 NM NORTHWEST QUADRANT

   VECTOR TO 120 HR POSIT: 010 DEG/ 06 KTS

    ---

   120 HRS, VALID AT:

   070600Z --- 34.8N 148.9E

   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT

   WIND RADII VALID OVER OPEN WATER ONLY

   RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT

                            050 NM SOUTHEAST QUADRANT

                            030 NM SOUTHWEST QUADRANT

                            040 NM NORTHWEST QUADRANT

    ---

REMARKS:

020900Z POSITION NEAR 26.0N 146.5E.

02JUL25. TROPICAL DEPRESSION 04W (FOUR), LOCATED APPROXIMATELY

261 NM EAST-SOUTHEAST OF CHICHI JIMA, HAS TRACKED NORTHWESTWARD

AT 08 KNOTS OVER THE PAST SIX HOURS.

MINIMUM CENTRAL PRESSURE AT 020600Z IS 1001 MB. MAXIMUM

SIGNIFICANT WAVE HEIGHT AT 020600Z IS 14 FEET. NEXT WARNINGS AT

021500Z, 022100Z, 030300Z AND 030900Z.

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