WTPN31 PGTW 122100 MSGID/GENADMIN/JOINT TYPHOON WRNCEN PEARL HARBOR HI// SUBJ/TROPICAL DEPRESSION 28W (TWENTYEIGHT) WARNING NR 004// RMKS/ 1. TROPICAL DEPRESSION 28W (TWENTYEIGHT) WARNING NR 004 02 ACTIVE TROPICAL CYCLONES IN NORTHWESTPAC MAX SUSTAINED WINDS BASED ON ONE-MINUTE AVERAGE WIND RADII VALID OVER OPEN WATER ONLY --- WARNING POSITION: 121800Z --- NEAR 17.5N 148.2E MOVEMENT PAST SIX HOURS - 290 DEGREES AT 08 KTS POSITION ACCURATE TO WITHIN 060 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: 17.5N 148.2E --- FORECASTS: 12 HRS, VALID AT: 130600Z --- 18.6N 146.6E MAX SUSTAINED WINDS - 030 KT, GUSTS 040 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 24 HR POSIT: 305 DEG/ 10 KTS --- 24 HRS, VALID AT: 131800Z --- 19.7N 144.8E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY VECTOR TO 36 HR POSIT: 305 DEG/ 11 KTS --- 36 HRS, VALID AT: 140600Z --- 20.9N 142.9E MAX SUSTAINED WINDS - 025 KT, GUSTS 035 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATING AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER VECTOR TO 48 HR POSIT: 295 DEG/ 09 KTS --- EXTENDED OUTLOOK: 48 HRS, VALID AT: 141800Z --- 21.7N 141.2E MAX SUSTAINED WINDS - 020 KT, GUSTS 030 KT WIND RADII VALID OVER OPEN WATER ONLY DISSIPATED AS A SIGNIFICANT TROPICAL CYCLONE OVER WATER --- REMARKS: 122100Z POSITION NEAR 17.8N 147.8E. 12OCT26. TROPICAL DEPRESSION 28W (TWENTYEIGHT), LOCATED APPROXIMATELY 195 NM NORTHEAST OF SAIPAN, HAS TRACKED WEST- NORTHWESTWARD AT 08 KNOTS OVER THE PAST SIX HOURS. MINIMUM CENTRAL PRESSURE AT 121800Z IS 1006 MB. MAXIMUM SIGNIFICANT WAVE HEIGHT AT 121800Z IS 11 FEET. NEXT WARNINGS AT 130300Z, 130900Z, 131500Z AND 132100Z. REFER TO TYPHOON 27W (KOGUMA) WARNINGS (WTPN33 PGTW) FOR SIX-HOURLY UPDATES. // NNNN