Advisories

WTPN32 PGTW 272100
MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI//
SUBJ/TROPICAL STORM 21W (ETAU) WARNING NR 004//
RMKS/
1. TROPICAL STORM 21W (ETAU) WARNING NR 004    
   03 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC
   MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE
   WIND RADII VALID OVER OPEN WATER ONLY
    ---
   WARNING POSITION:
   271800Z --- NEAR 23.1N 167.8E
     MOVEMENT PAST SIX HOURS - 355 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 - 080 NM NORTHEAST QUADRANT
                            090 NM SOUTHEAST QUADRANT
                            040 NM SOUTHWEST QUADRANT
                            040 NM NORTHWEST QUADRANT
   REPEAT POSIT: 23.1N 167.8E
    ---
   FORECASTS:
   12 HRS, VALID AT:
   280600Z --- 24.8N 167.3E
   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 050 KT WINDS - 030 NM NORTHEAST QUADRANT
                            040 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            020 NM NORTHWEST QUADRANT
   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
                            130 NM SOUTHEAST QUADRANT
                            040 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 24 HR POSIT: 340 DEG/ 10 KTS
    ---
   24 HRS, VALID AT:
   281800Z --- 26.7N 166.6E
   MAX SUSTAINED WINDS - 050 KT, GUSTS 065 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 050 KT WINDS - 020 NM NORTHEAST QUADRANT
                            030 NM SOUTHEAST QUADRANT
                            000 NM SOUTHWEST QUADRANT
                            000 NM NORTHWEST QUADRANT
   RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT
                            130 NM SOUTHEAST QUADRANT
                            030 NM SOUTHWEST QUADRANT
                            050 NM NORTHWEST QUADRANT
   VECTOR TO 36 HR POSIT: 340 DEG/ 11 KTS
    ---
   36 HRS, VALID AT:
   290600Z --- 28.8N 165.8E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT
                            170 NM SOUTHEAST QUADRANT
                            040 NM SOUTHWEST QUADRANT
                            050 NM NORTHWEST QUADRANT
   VECTOR TO 48 HR POSIT: 340 DEG/ 09 KTS
    ---
   EXTENDED OUTLOOK:
   48 HRS, VALID AT:
   291800Z --- 30.5N 165.1E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            150 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            070 NM NORTHWEST QUADRANT
   VECTOR TO 60 HR POSIT: 330 DEG/ 05 KTS
    ---
   60 HRS, VALID AT:
   300600Z --- 31.4N 164.5E
   MAX SUSTAINED WINDS - 045 KT, GUSTS 055 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 120 NM NORTHEAST QUADRANT
                            090 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 72 HR POSIT: 025 DEG/ 03 KTS
    ---
   72 HRS, VALID AT:
   301800Z --- 32.0N 164.8E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   RADIUS OF 034 KT WINDS - 160 NM NORTHEAST QUADRANT
                            080 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            050 NM NORTHWEST QUADRANT
   VECTOR TO 96 HR POSIT: 055 DEG/ 04 KTS
    ---
   LONG RANGE OUTLOOK:
    ---
   96 HRS, VALID AT:
   311800Z --- 32.9N 166.3E
   MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   BECOMING SUBTROPICAL
   RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT
                            090 NM SOUTHEAST QUADRANT
                            050 NM SOUTHWEST QUADRANT
                            060 NM NORTHWEST QUADRANT
   VECTOR TO 120 HR POSIT: 045 DEG/ 06 KTS
    ---
   120 HRS, VALID AT:
   011800Z --- 34.6N 168.5E
   MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT
   WIND RADII VALID OVER OPEN WATER ONLY
   SUBTROPICAL
   RADIUS OF 034 KT WINDS - 060 NM NORTHEAST QUADRANT
                            070 NM SOUTHEAST QUADRANT
                            060 NM SOUTHWEST QUADRANT
                            140 NM NORTHWEST QUADRANT
    ---
REMARKS:
272100Z POSITION NEAR 23.5N 167.7E. 27AUG26. TROPICAL STORM 21W 
(ETAU), LOCATED APPROXIMATELY 238 NM NORTH-NORTHEAST OF WAKE ISLAND, 
HAS TRACKED NORTHWARD AT 11 KNOTS OVER THE PAST SIX HOURS. MINIMUM 
CENTRAL PRESSURE AT 271800Z IS 995 MB. MAXIMUM SIGNIFICANT WAVE 
HEIGHT AT 271800Z IS 20 FEET. NEXT WARNINGS AT 280300Z, 280900Z, 
281500Z AND 282100Z. REFER TO TYPHOON 17W (SAUDEL) WARNINGS (WTPN31 
PGTW) FOR SIX-HOURLY UPDATES. REFER TO TROPICAL STORM 20W (TWENTY) 
WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.//
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