FVXX22 KNES 190051
VA ADVISORY
DTG: 20180719/0051Z

VAAC: WASHINGTON

VOLCANO: NEGRA, SIERRA 353050
PSN: S0049 W09110

AREA: GALAPAGOS

SUMMIT ELEV: 4888 FT (1490 M)

ADVISORY NR: 2018/044

INFO SOURCE: GOES-EAST. GUAYAQUIL MWO. NWP
MODELS. CIMSS VOLCAT. 

ERUPTION DETAILS: ONGOING STEAM, GAS AND VA EMS

OBS VA DTG: 19/0015Z

OBS VA CLD: SFC/FL110 S0012 W09158 - S0041 W09111
- S0046 W09114 - S0046 W09114 - S0046 W09114 -
S0024 W09206 - S0012 W09158 MOV NW 20-25KT 

FCST VA CLD +6HR: 19/0630Z SFC/FL110 S0009 W09200
- S0042 W09111 - S0046 W09114 - S0046 W09114 -
S0046 W09114 - S0025 W09209 - S0009 W09200 

FCST VA CLD +12HR: 19/1230Z SFC/FL110 NO ASH EXP

FCST VA CLD +18HR: 19/1830Z NO ASH EXP

RMK: STEAM, GAS AND VA SEEN IN STLT IMAGERY AND
WEBCAM, AND EXTD 60 NM NW FM THE SUMMIT. VA
CONTENT IS LIKELY LOW. FL IS BASED ON SIGMET
INFO. NWP MODEL SUGGESTS SW MOV AT THIS FL, WHICH
IS DIFFERENT FROM OBS NW MOV.  ...ZHU

NXT ADVISORY: WILL BE ISSUED BY 20180719/0645Z