WTPH20 RPMM 181800 SECURITE TROPICAL CYCLONE WARNING FOR SHIPPING NR. 20 ISSUED AT 1800UTC, 18 JANUARY 2026 BY DOST-PAGASA, PHILIPPINES TROPICAL DEPRESSION NOKAEN (2601) 1000HPA AT 1800UTC, PSTN 16.0N 125.7E MOV NNE 5KT MXWD 30KT NEAR CTR 12-HOUR FCST VLD AT 190600UTC PSTN 16.6N 126.5E, PRES 1000HPA, MWXD 30KT 24-HOUR FCST VLD AT 191800UTC PSTN 17.1N 127.8E, PRES 1000HPA, MWXD 30KT 36-HOUR FCST VLD AT 200600UTC PSTN 17.2N 128.9E, PRES 1002HPA, MWXD 25KT 48-HOUR FCST VLD AT 201800UTC PSTN 16.4N 130.1E, PRES 1004HPA, LOW ALL VESSELS WITHIN 300 NM OF 16.0N 125.7E, SEND 3-HOURLY WX REPORTS. NEXT WARNING 190000UTC WEATHER MANILA=