FVXX20 KNES 100053
VA ADVISORY
DTG: 20180710/0053Z

VAAC: WASHINGTON

VOLCANO: NEGRA, SIERRA 353050
PSN: S0049 W09110

AREA: GALAPAGOS

SUMMIT ELEV: 4888 FT (1490 M)

ADVISORY NR: 2018/023

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

ERUPTION DETAILS: ONGOING VA AND GAS EMS.

OBS VA DTG: 10/0030Z

OBS VA CLD: SFC/FL120 S0040 W09111 - S0047 W09110
- S0058 W09201 - S0041 W09204 - S0040 W09111 MOV
W 5-10KT 

FCST VA CLD +6HR: 10/0630Z SFC/FL120 S0040 W09111
- S0047 W09110 - S0058 W09205 - S0041 W09207 -
S0040 W09111 

FCST VA CLD +12HR: 10/1230Z SFC/FL120 S0040
W09111 - S0047 W09110 - S0058 W09205 - S0041
W09207 - S0040 W09111 

FCST VA CLD +18HR: 10/1830Z SFC/FL120 S0040
W09111 - S0047 W09110 - S0058 W09205 - S0040
W09207 - S0040 W09111 

RMK: STLT IMAGERY SHOWS A PLUME OF LGT VA EMS AND
GASES.   THE VA PLUME IS ESTIMATED TO EXTD ARND
50 NM WEST OF SUMMIT.  ALTHOUGH DIFFICULT TO DETERMINE HOW
FAR VA ACTUALLY EXTD FM SUMMIT AND THICKNESS OF
VA.  NWP MODEL GUIDANCE SHOWS A CONT W-WSW MOV
THROUGH T+18 HRS. ...KIBLER

NXT ADVISORY: WILL BE ISSUED BY 20180710/0700Z
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