FVXX27 KNES 271133 VA ADVISORY DTG: 20170427/1133Z VAAC: WASHINGTON VOLCANO: USER MESSAGE PSN: XX AREA: XX RMK: THE 557TH WEATHER WING IS ISSUING THIS MESSAGE ON BEHALF OF THE WASHINGTON VAAC. THE WASHINGTON VAAC IS CONDUCTING IMPLEMENTATIONS. PLEASE BE AWARE THAT 557 WW WILL ISSUE ANY NECESSARY VOLCANIC ASH ADVISORIES ON BEHALF OF THE WASHINGTON VAAC UNTIL FURTHER NOTICE.