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<MeteorologicalBulletin gml:id="uuid.a81345d9-19f7-49ba-82cf-86fa9d40c4de" xmlns="http://def.wmo.int/collect/2014" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://def.wmo.int/collect/2014 http://schemas.wmo.int/collect/1.2/collect.xsd"><meteorologicalInformation><VolcanicAshAdvisory gml:id="uuid.53975f36-c11f-470f-9517-b926254897f1" permissibleUsage="OPERATIONAL" reportStatus="NORMAL" xmlns="http://icao.int/iwxxm/3.0" xmlns:aixm="http://www.aixm.aero/schema/5.1.1" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://icao.int/iwxxm/3.0 http://schemas.wmo.int/iwxxm/3.0/iwxxm.xsd"><issueTime><gml:TimeInstant gml:id="uuid.0c89d090-3b44-4285-8f6c-0a55b3351ed4"><gml:timePosition>2026-04-15T14:55:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.010f441c-d02b-4a18-a3c6-0946811c204a" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.a1f21284-3684-421c-b5ce-15cb859454a4"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.4833d0e8-2416-4f47-be26-dbdaa6159fee" xmlns="http://def.wmo.int/metce/2013"><name>SANGAY 352090</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.56e2121c-f568-46bc-b8e4-7b5b253ae681" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-2.000 -78.333</gml:pos></gml:Point></position><eruptionDate>2026-04-15T14:55:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">17342</summitElevation><advisoryNumber>2026/413</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>POSS VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.65568e97-6ddb-4b53-845a-8e727ff19739" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.a1af5eaf-ec25-4f8c-94f6-79d906909dd1"><gml:timePosition>2026-04-15T14:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.0de46bc2-6851-4c71-90ee-984a95dde033"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.3a78008c-b3fc-43d2-828b-c223e35a5e72"><aixm:upperLimit uom="FL">210</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.4e3eec1d-5865-44f2-90f5-4037138dcd17" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.867 -78.533 -1.934 -78.567 -2.017 -78.333 -2.000 -78.333 -1.867 -78.533</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">315</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.dbef3f5a-f44f-47fe-9587-50c030f0ee86" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fbd5c025-65d5-424f-a6a2-8f19315d2a68"><gml:timePosition>2026-04-15T20:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.558191cf-8998-4479-8a52-dcd7f2177650"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.09f1963e-8567-4dfd-8a15-9baf426cc2bb"><aixm:upperLimit uom="FL">210</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.7cf36611-9b08-4b27-952d-8cfddc5d34cc" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.850 -78.467 -1.917 -78.517 -2.017 -78.350 -2.017 -78.333 -1.850 -78.467</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.83865cfa-a979-49e0-86a5-fc49d543139d" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.07e8f765-fb9d-420b-9fb2-1509a78a5a38"><gml:timePosition>2026-04-16T02:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.efff18ba-997d-4dfa-900b-25de5972c841"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.81cc0e4f-388f-475c-8c3a-fab1568607af"><aixm:upperLimit uom="FL">210</aixm:upperLimit><aixm:upperLimitReference>STD</aixm:upperLimitReference><aixm:lowerLimit>GND</aixm:lowerLimit><aixm:lowerLimitReference>SFC</aixm:lowerLimitReference><aixm:horizontalProjection><aixm:Surface axisLabels="Lat Long" gml:id="uuid.b0258554-b64a-4ff9-ac4d-3220da17d3cf" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.817 -78.517 -1.884 -78.567 -2.017 -78.350 -2.017 -78.333 -1.817 -78.517</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.2630c935-eb6b-4829-b58f-23ad053b5448" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fbb0ed1d-e918-4282-9ae8-440878567d85"><gml:timePosition>2026-04-16T08:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EMS/CLDS NOT OBSD IN SAT DUE TO MET CLDS. VA FL/DIR BASED ON PREV ADVY AND MDL GUIDANCE. NWP MDL FCST NW WINDS THRU T+12HRS. ...ZENG</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.e101262f-7c7e-4959-a2ec-f5edca6e6ec9"><gml:timePosition indeterminatePosition="before">2026-04-15T21:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES151455_C_KNES_20260415145610.xml</bulletinIdentifier></MeteorologicalBulletin>