Advisories

WTPN32 PGTW 282100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 21W (ETAU) WARNING NR 008//
RMKS/
1. TROPICAL STORM 21W (ETAU) 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:
   281800Z --- NEAR 26.2N 166.0E
     MOVEMENT PAST SIX HOURS - 335 DEGREES AT 11 KTS
     POSITION ACCURATE TO WITHIN 060 NM
     POSITION BASED ON CENTER LOCATED BY SATELLITE
   PRESENT WIND DISTRIBUTION:
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
                            140 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   REPEAT POSIT: 26.2N 166.0E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   290600Z --- 28.3N 165.3E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
                            150 NM SOUTHEAST QUADRANT
                            020 NM SOUTHWEST QUADRANT
                            030 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 350 DEG/ 11 KTS
    ---
   24 HRS, VALID AT:
   291800Z --- 30.4N 164.8E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            130 NM SOUTHEAST QUADRANT
                            010 NM SOUTHWEST QUADRANT
                            030 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 360 DEG/ 08 KTS
    ---
   36 HRS, VALID AT:
   300600Z --- 32.0N 164.8E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            110 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            010 NM NORTHWEST QUADRANT
   VECTOR TO 48 HR POSIT: 030 DEG/ 07 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   301800Z --- 33.2N 165.6E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 170 NM NORTHEAST QUADRANT
                            120 NM SOUTHEAST QUADRANT
                            040 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 60 HR POSIT: 030 DEG/ 06 KTS
    ---
   60 HRS, VALID AT:
   310600Z --- 34.3N 166.3E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   BECOMING SUBTROPICAL
   RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT
                            100 NM SOUTHEAST QUADRANT
                            010 NM SOUTHWEST QUADRANT
                            030 NM NORTHWEST QUADRANT
   VECTOR TO 72 HR POSIT: 020 DEG/ 08 KTS
    ---
   72 HRS, VALID AT:
   311800Z --- 35.8N 167.0E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   SUBTROPICAL
   RADIUS OF 034 KT WINDS - 140 NM NORTHEAST QUADRANT
                            140 NM SOUTHEAST QUADRANT
                            010 NM SOUTHWEST QUADRANT
                            020 NM NORTHWEST QUADRANT
    ---
REMARKS:
282100Z POSITION NEAR 26.7N 165.8E.
28AUG26. TROPICAL STORM 21W (ETAU), LOCATED APPROXIMATELY 415 NM
NORTH OF WAKE ISLAND, HAS TRACKED NORTH-NORTHWESTWARD AT 11 KNOTS
OVER THE PAST SIX HOURS.
MINIMUM CENTRAL PRESSURE AT 281800Z IS 990 MB. MAXIMUM
SIGNIFICANT WAVE HEIGHT AT 281800Z IS 23 FEET. NEXT WARNINGS AT
290300Z, 290900Z, 291500Z AND 292100Z.
REFER TO TROPICAL STORM 17W (SAUDEL) FINAL WARNING
(WTPN31 PGTW).
REFER TO TYPHOON 20W (BANG-LANG) WARNINGS (WTPN33 PGTW)
FOR SIX-HOURLY UPDATES.//
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