Advisories

WTPN32 PGTW 041500
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 23W (TWENTYTHREE) WARNING NR 001//
REF/A/MSG/JOINT TYPHOON WRNCEN PEARL HARBOR HI/040621ZSEP2026//
AMPN/REF A IS A TROPICAL CYCLONE FORMATION ALERT.//
RMKS/
1. TROPICAL STORM 23W (TWENTYTHREE) WARNING NR 001    
   UPGRADED FROM TROPICAL DEPRESSION 23W
   02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   041200Z --- NEAR 22.4N 137.8E
     MOVEMENT PAST SIX HOURS - 360 DEGREES AT 18 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
                            045 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   REPEAT POSIT: 22.4N 137.8E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   050000Z --- 25.0N 136.9E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 045 NM NORTHEAST QUADRANT
                            045 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 335 DEG/ 12 KTS
    ---
   24 HRS, VALID AT:
   051200Z --- 27.2N 135.8E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 050 NM NORTHEAST QUADRANT
                            045 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 330 DEG/ 10 KTS
    ---
   36 HRS, VALID AT:
   060000Z --- 29.0N 134.7E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 48 HR POSIT: 335 DEG/ 06 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   061200Z --- 30.0N 134.1E
   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 60 HR POSIT: 300 DEG/ 04 KTS
    ---
   60 HRS, VALID AT:
   070000Z --- 30.4N 133.3E
   MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER
    ---
REMARKS:
041500Z POSITION NEAR 23.1N 137.6E.
04SEP26. TROPICAL STORM 23W (TWENTYTHREE), LOCATED APPROXIMATELY
240 NM SOUTHWEST OF IWO TO, HAS TRACKED NORTHWARD AT 18 KNOTS
OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 041200Z IS 996 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 041200Z IS 18 FEET. NEXT WARNINGS AT
042100Z, 050300Z, 050900Z AND 051500Z.
REFER TO TROPICAL STORM 22W (KROVANH) WARNINGS (WTPN31 PGTW)
FOR SIX-HOURLY UPDATES.
2. THIS CANCELS AND SUPERCEDES REF A (WTPN21 PGTW 040630).//
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