WTPN31 PHNC 301600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL STORM 01E (ALVIN) WARNING NR 008// RMKS/ 1. TROPICAL STORM 01E (ALVIN) WARNING NR 008 01 ACTIVE TROPICAL CYCLONE IN EASTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 301200Z --- NEAR 17.0N 108.6W MOVEMENT PAST SIX HOURS - 335 DEGREES AT 10 KTS POSITION ACCURATE TO WITHIN 030 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 - 110 NM NORTHEAST QUADRANT 060 NM SOUTHEAST QUADRANT 030 NM SOUTHWEST QUADRANT 080 NM NORTHWEST QUADRANT REPEAT POSIT: 17.0N 108.6W --- FORECASTS: 12 HRS, VALID AT: 310000Z --- 18.7N 109.1W MAX SUSTAINED WINDS - 035 KT, GUSTS 045 KT WIND RADII VALID OVER OPEN WATER ONLY RADIUS OF 034 KT WINDS - 080 NM NORTHEAST QUADRANT 050 NM SOUTHEAST QUADRANT 000 NM SOUTHWEST QUADRANT 050 NM NORTHWEST QUADRANT VECTOR TO 24 HR POSIT: 350 DEG/ 08 KTS --- 24 HRS, VALID AT: 311200Z --- 20.3N 109.4W MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW VECTOR TO 36 HR POSIT: 355 DEG/ 08 KTS --- 36 HRS, VALID AT: 010000Z --- 21.8N 109.5W MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW VECTOR TO 48 HR POSIT: 360 DEG/ 09 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 011200Z --- 23.5N 109.5W MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW --- REMARKS: 301600Z POSITION NEAR 17.6N 108.8W. 30MAY25. TROPICAL STORM 01E (ALVIN), LOCATED APPROXIMATELY 1048 NM SOUTH-SOUTHEAST OF SAN DIEGO, HAS TRACKED NORTH-NORTHWESTWARD AT 10 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 301200Z IS 1001 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 301200Z IS 17 FEET. NEXT WARNINGS AT 302200Z, 310400Z, 311000Z AND 311600Z. // NNNN