Advisories

WTPN32 PGTW 290300
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 21W (ETAU) WARNING NR 009//
RMKS/
1. TROPICAL STORM 21W (ETAU) WARNING NR 009    
   02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   290000Z --- NEAR 26.4N 165.8E
     MOVEMENT PAST SIX HOURS - 360 DEGREES AT 05 KTS
     POSITION ACCURATE TO WITHIN 030 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            000 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   REPEAT POSIT: 26.4N 165.8E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   291200Z --- 28.5N 165.2E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            000 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 355 DEG/ 09 KTS
    ---
   24 HRS, VALID AT:
   300000Z --- 30.3N 165.1E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 36 HR POSIT: 015 DEG/ 06 KTS
    ---
   36 HRS, VALID AT:
   301200Z --- 31.4N 165.5E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   VECTOR TO 48 HR POSIT: 035 DEG/ 06 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   310000Z --- 32.4N 166.3E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   BECOMING SUBTROPICAL
   VECTOR TO 60 HR POSIT: 025 DEG/ 05 KTS
    ---
   60 HRS, VALID AT:
   311200Z --- 33.3N 166.8E
   MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   SUBTROPICAL
    ---
REMARKS:
290300Z POSITION NEAR 26.9N 165.6E.
29AUG26. TROPICAL STORM 21W (ETAU), LOCATED APPROXIMATELY 428 NM
NORTH OF WAKE ISLAND, HAS TRACKED NORTHWARD AT 05 KNOTS OVER THE
PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 290000Z IS 990 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 290000Z IS 20 FEET. NEXT WARNINGS AT
290900Z, 291500Z, 292100Z AND 300300Z.
REFER TO TYPHOON 20W (BANG-LANG) WARNINGS (WTPN33 PGTW)
FOR SIX-HOURLY UPDATES.//
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