Volcanic Activity Advisory
Issued by NWS

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FVAK21 PAWU 240640
VAAAK1
VA ADVISORY

DTG: 20170724/0639Z

VAAC: ANCHORAGE

VOLCANO: SHEVELUCH 300270

PSN: N5639 E16122

AREA: KAMCHATKA PENINSULA

SUMMIT ELEV: 10771 FT (3283 M)

ADVISORY NR: 2017/157

INFO SOURCE: HIMAWARI/GOES/PIREPS

AVIATION COLOR CODE: ORANGE

ERUPTION DETAILS: VA ASSOC WITH 20170723/1808Z ERUPTION.

OBS VA DTG: 24/0639Z

OBS VA CLD: SFC/FL400 N5925 E16537 - N5957 E17221 - N5901 W17705
- N6018 W16905 - N5842 W17033 - N5759 W17700 - N5833 E16549 -
N5925 E16537 MOV E 70KT.

FCST VA CLD +6HR: 24/1239Z SFC/FL400 N6125 E17429 - N6006 W16914
- N6345 W15919 - N6250 W15714 - N5648 W16539 - N5740 W17742 -
N5936 E17127 - N6125 E17429.

FCST VA CLD +12HR: 24/1839Z SFC/FL400 N6156 E17650 - N5901
W16450 - N6622 W14953 - N6515 W14738 - N5706 W16006 - N5626
W17007 - N6036 E17431 - N6156 E17650.

FCST VA CLD +18HR: 25/0039Z SFC/FL400 N6203 W17815 - N5832
W16105 - N6816 W13824 - N6652 W13724 - N5611 W15750 - N5712
W16804 - N6031 W17911 - N6203 W17815 - N6203 W17815.

RMK: T+0 CONFIDENCE HIGH. STG VA SIGNAL PRSTS IN SATELLITE IMAGERY.
PIREPS AT 20170724/0110Z AND 0155Z CONFIRMED PRESENCE OF VA. AREA WL
BECM INCREASINGLY DIFFICULT TO INDEPENDENTLY IDENTIFY AS IT TRACKS
TOWARDS AK MAINLAND DUE TO ABUNDANT METEOROLOGICAL CLDS. VAAC TOKYO
HAS PARTIALLY TRANSFERRED RESPONSIBILITY OF THIS EVENT TO VAAC
ANCHORAGE. PLEASE SEE FVFE01 RJTD ISSUED BY TOKYO VAAC WHICH DESCRIBES
CONDITIONS NEAR THE ANCHORAGE VAAC AREA OF RESPONSIBILITY.

NXT ADVISORY: WILL BE ISSUED BY 20170724/1239Z

JAM JUL 2017 AAWU





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