FVFE01 RJTD 251845

VA ADVISORY

DTG: 20190625/1845Z

VAAC: ANCHORAGE

VOLCANO: RAIKOKE 290250

PSN: N4818 E15315

AREA: KURIL ISLANDS

SUMMIT ELEV: 1808 FT (551 M)

ADVISORY NR: 2019/022

INFO SOURCE: HIMAWARI/GOES17

AVIATION COLOR CODE: YELLOW

ERUPTION DETAILS: VA FROM 20190621/1810Z ERUPTION

OBS VA DTG: 25/1845Z

OBS VA CLD: SFC/FL380 N6113 E17033 - N6512 E16952 - N6713 W16505
- N6042 W17608 - N5532 W17348 - N5228 W17822 - N5318 E17000 -
N6113 E17033 MOV STNR.

FCST VA CLD +6HR: 26/0045Z SFC/FL380 N6044 E16914 - N6548 E16911
- N6728 W16160 - N6536 W16237 - N6143 W17608 - N5533 W17353 -
N5227 W17825 - N5322 E16958 - N6044 E16914.

FCST VA CLD +12HR: 26/0645Z SFC/FL380 N6009 E16801 - N6610
E16757 - N6724 W15817 - N6536 W15918 - N6235 W17613 - N5537
W17353 - N5228 W17822 - N5321 E17000 - N6009 E16801.

FCST VA CLD +18HR: 26/1245Z SFC/FL380 N6014 E16639 - N6645
E16614 - N6703 W15139 - N6504 W15321 - N6244 W17805 - N5506
W17509 - N5232 W17822 - N5319 E17003 - N6014 E16639.

RMK: T+0 CONFIDENCE HIGH.
VA IS VERY GRADUALLY DIMINISHING BUT SIGNAL REMAINS STRONG IN SAT
IMAGES OVER INITIAL AREA. MAIN VA AREA IS CIRCULATING AROUND DEEP
UPPER LEVEL CLOSED LOW THAT IS QSTNRY. NE EXTENSION FOLLOWS
ADVECTION OF VA BUT WITH SLOWER SPEED AS VA IS CLEARLY DISSIPATING
IN THAT AREA. CONFIDENCE IN THIS PORTION OF FCST INTO INTERIOR AK
IS LOW.

NXT ADVISORY: WILL BE ISSUED BY 20190626/0045Z

DB JUN 2019 AAWU=