WTPN31 PHNC 311600 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 01E (ALVIN) WARNING NR 012// RMKS/ 1. TROPICAL DEPRESSION 01E (ALVIN) WARNING NR 012 DOWNGRADED FROM TROPICAL STORM 01E 01 ACTIVE TROPICAL CYCLONE IN EASTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 311200Z --- NEAR 20.4N 109.5W MOVEMENT PAST SIX HOURS - 340 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 025 NM POSITION BASED ON CENTER LOCATED BY SATELLITE PRESENT WIND DISTRIBUTION: MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY REPEAT POSIT: 20.4N 109.5W --- FORECASTS: 12 HRS, VALID AT: 010000Z --- 21.8N 109.7W MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY POST-TROP/REMNT LOW --- REMARKS: 311600Z POSITION NEAR 20.9N 109.6W. 31MAY25. TROPICAL DEPRESSION 01E (ALVIN), LOCATED APPROXIMATELY 843 NM SOUTH-SOUTHEAST OF SAN DIEGO, HAS TRACKED NORTH- NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 311200Z IS 1006 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 311200Z IS 12 FEET. NEXT WARNING AT 312200Z.// NNNN