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<MeteorologicalBulletin gml:id="uuid.b565fa44-f222-4678-a76e-5158046685d3" 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.439b1c34-3a32-475d-96ba-f95c6088815c" 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.59c8a279-4459-4428-9adb-2f61052988f3"><gml:timePosition>2026-04-07T14:16:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.b8265541-ae50-4f98-a7af-12c8103c6194" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.51456f51-f046-4098-ace6-738e51c05fc8"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.31a8181b-283d-405a-be2b-beb0acb7eb3e" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.038d20e9-93ac-44a2-9593-f7ee6c3ec299" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2026-04-07T14:16:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2026/334</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>VA CLDS OBSD</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.43b7eba2-5489-4c81-bbed-6ce115e5407e" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.8565a21b-b4d4-4153-86bd-37b61961b36d"><gml:timePosition>2026-04-07T13:50:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.0486c705-8c3f-4bb4-a226-11b8a9b54e09"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a05e3a00-dcb0-411d-8569-ce60450a80d9"><aixm:upperLimit uom="FL">150</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.e7aa24f5-e34e-4e65-b709-238849a38fe5" srsDimension="2" 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gml:id="uuid.7e24958f-7d71-46b1-8acb-bc26f276b525"><gml:timePosition>2026-04-08T02:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.adb3d8c4-4cad-41df-9ada-46c2a034d521"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.02fff29d-e069-4a21-aedd-38e05c5d2d9d"><aixm:upperLimit uom="FL">150</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.4bcf2a12-c654-4f9a-b495-9489c9e0b777" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.017 -77.834 -0.050 -77.884 -0.100 -77.650 -0.067 -77.650 0.017 -77.834</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.9f66b3c1-ac90-4e25-a75e-b07d536369c1" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.886c7bb9-bfc2-4b83-b7a6-fe8abe0df15d"><gml:timePosition>2026-04-08T08:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.0c3b0f6d-7ea8-497b-b4a3-1d249f155c22"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.0f6ac2fd-838d-4211-bfee-72091a81f927"><aixm:upperLimit uom="FL">150</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.406f274d-6294-4c06-8b6e-8617bca5b605" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.017 -77.867 -0.033 -77.884 -0.083 -77.650 -0.067 -77.650 0.017 -77.867</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VIS AND RGB SHOWED LGT VA PLUMES MOVED NW FM SUMMIT AMONG MET CLDS. WEBCAM NOT AVAILABLE. NWP MDL FCST SLIGHTLY BACKING THRU T+18HRS. ...ZENG</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.3081b19c-bdf9-4d2b-bb09-7ee94b8124be"><gml:timePosition indeterminatePosition="before">2026-04-07T20:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX23KNES071416_C_KNES_20260407141733.xml</bulletinIdentifier></MeteorologicalBulletin>