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gml:id="uuid.f8ebe999-476b-4cb0-8b37-9202734747a4" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.733 -78.467 -1.867 -78.583 -2.017 -78.333 -2.017 -78.317 -1.733 -78.467</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA EMS OBS IN STLT IMAGERY MOVG WNW APPRX 20NM FM SUMMIT. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.e697e4bc-8743-468a-bdfc-4891b6c96ddf"><gml:timePosition indeterminatePosition="before">2026-04-11T13:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES110727_C_KNES_20260411072804.xml</bulletinIdentifier></MeteorologicalBulletin>