WTPN32 PGTW 290900 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 21W (ETAU) WARNING NR 010// RMKS/ 1. TROPICAL STORM 21W (ETAU) WARNING NR 010 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 290600Z --- NEAR 28.2N 165.7E MOVEMENT PAST SIX HOURS - 355 DEGREES AT 18 KTS POSITION ACCURATE TO WITHIN 030 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 - 120 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT REPEAT POSIT: 28.2N 165.7E --- FORECASTS: 12 HRS, VALID AT: 291800Z --- 30.1N 165.4E MAX SUSTAINED WINDS - 040 KT, GUSTS 050 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 110 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 005 DEG/ 06 KTS --- 24 HRS, VALID AT: 300600Z --- 31.3N 165.5E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 100 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 36 HR POSIT: 035 DEG/ 06 KTS --- 36 HRS, VALID AT: 301800Z --- 32.3N 166.3E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY BECOMING SUBTROPICAL RADIUS OF 034 KT WINDS - 090 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT VECTOR TO 48 HR POSIT: 030 DEG/ 08 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 310600Z --- 33.7N 167.2E MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY SUBTROPICAL RADIUS OF 034 KT WINDS - 070 NM NORTHEAST QUADRANT 000 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 000 NM NORTHWEST QUADRANT --- REMARKS: 290900Z POSITION NEAR 28.7N 165.6E. 29AUG26. TROPICAL STORM 21W (ETAU), LOCATED APPROXIMATELY 536 NM NORTH OF WAKE ISLAND, HAS TRACKED NORTHWARD AT 18 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 290600Z IS 991 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 290600Z IS 20 FEET. NEXT WARNINGS AT 291500Z, 292100Z, 300300Z AND 300900Z. REFER TO TYPHOON 20W (BANG- LANG) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES.// NNNN