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<MeteorologicalBulletin gml:id="uuid.37fc7927-4851-4ec6-812f-9306e7f0d672" 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.3a938a61-6b0b-482b-a3b7-f80291727212" 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.c9bb9f95-082e-4d03-bf9c-6ba16f2a7ea5"><gml:timePosition>2026-04-19T06:15:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.263556c9-b1e1-483a-ad29-83136f5e01fe" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.9849326c-411f-4bbc-9d92-bafdadcd852f"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.d3af39df-c0bc-4e47-943a-9344329284ac" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.cc084879-ed2e-4040-85b0-442327cd95d3" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2026-04-19T06:15:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2026/372</advisoryNumber><informationSource>GOES-19. VONA. NWP MODELS. GEOPHYSICAL INST.</informationSource><eruptionDetails>LGT VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.a7cbfa2d-3fdb-4ff0-9d72-523f1171f769" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.47a002ff-5119-4679-8942-84dcfc29ac10"><gml:timePosition>2026-04-19T05:50:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.86f773aa-bd07-47b6-8419-89ee9dcd045d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.71ad9a94-f19b-4e19-9f43-83b85cd3651c"><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.7cdd780d-881c-4668-9b2b-dfc813c031d2" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.050 -77.633 -0.083 -77.650 -0.183 -77.417 -0.083 -77.383 -0.050 -77.633</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">90</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.263f2cea-59cf-44b6-9f50-65bcc43026bc" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.02b9cddb-0400-4dad-9c78-756f6ba658da"><gml:timePosition>2026-04-19T12:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.fe02ec6d-e45a-4ed4-bbc2-6953c0cca975"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.4f2ad263-ef62-4710-b2fd-643a03ee94a9"><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.663f5c59-1af2-4a98-afe5-d0e7a9039a3b" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.050 -77.650 -0.083 -77.667 -0.233 -77.433 -0.150 -77.383 -0.050 -77.650</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.27676534-1564-41fc-b487-d467072fee0b" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.d6bdd8ac-de40-4581-bcab-02265363aef0"><gml:timePosition>2026-04-19T18:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.63c42ad9-b968-48bc-8e10-e5818fb330c1"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.eac21ce8-bf2f-41f4-8afb-6c979337c92a"><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.9de88351-fa52-4593-87b6-468d3e40ab88" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.067 -77.650 -0.083 -77.667 -0.167 -77.433 -0.100 -77.417 -0.067 -77.650</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.6560f875-982c-4088-984e-4a2518e8cb1f" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.7ff0c9ae-c9d8-4b21-a392-94d4d2c4026f"><gml:timePosition>2026-04-20T00:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.676aa568-2b6f-44aa-8b92-291b569eb3bc"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.97ab87ce-121c-4d12-82ef-371a7ad206c8"><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.e8bfef93-92f9-48cc-a7c6-c12ee6efd325" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.050 -77.650 -0.083 -77.667 -0.200 -77.433 -0.133 -77.383 -0.050 -77.650</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>LKLY LGT VA EMS OBSD IN SAT AND VA CLDS SEEN APPX 15 NM ESE OF SUMMIT BETWEEN MET CLDS. VONA RECEIVED. NWP MDL FCST LTLCG THRU T+18HRS. ...ZENG</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.2f06317f-1279-4d2c-846d-c651bdb8e02f"><gml:timePosition indeterminatePosition="before">2026-04-19T12:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX23KNES190615_C_KNES_20260419061819.xml</bulletinIdentifier></MeteorologicalBulletin>