FVXX23 KNES 042307 VA ADVISORY DTG: 20210904/2307Z VAAC: WASHINGTON VOLCANO: PAGAN 284170 PSN: N1807 E14548 AREA: MARIANA.IS-C.PACIFIC SUMMIT ELEV: 1870 FT (570 M) ADVISORY NR: 2021/014 INFO SOURCE: HIMAWARI. NWP MODELS. ERUPTION DETAILS: EMS OBS OBS VA DTG: 04/2240Z OBS VA CLD: SFC/FL040 N1818 E14459 - N1810 E14547 - N1807 E14544 - N1811 E14501 - N1818 E14459 MOV W 20KT FCST VA CLD +6HR: 05/0430Z SFC/FL040 N1825 E14434 - N1810 E14547 - N1806 E14544 - N1810 E14434 - N1825 E14434 FCST VA CLD +12HR: 05/1030Z NO VA EXP FCST VA CLD +18HR: 05/1630Z NO VA EXP RMK: PLUME SEEN MOVG WNW AND EXTENDING 50NM FM THE SUMMIT. LTLCG EXP THRU T+6 HRS. ...COVERDALE NXT ADVISORY: WILL BE ISSUED BY 20210905/0500Z