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<MeteorologicalBulletin gml:id="uuid.8317aaff-32cc-4d3c-80e0-e1727386fbed" 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.96e6e37b-7ffb-4d04-a8e2-5eecd288fe73" 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.09dd9689-a228-4d33-862d-3cebaf722427"><gml:timePosition>2026-01-18T13:52:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.779f1bcf-58d2-4f4d-b887-2a6a452e6296" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.103bdc6b-c876-4299-814a-04f55f6fa5c2"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.3073b6f5-6f7f-4551-9a71-4676db7bf698" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.415152f8-a4d9-4521-b4b1-7b42bd35a654" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.083 -77.650</gml:pos></gml:Point></position><eruptionDate>2026-01-18T13:52:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2026/072</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>VA EM DTCTD</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.2389a0c1-fb67-4393-be33-fabeb98f6e6b" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.c40b9cf4-6b10-4b37-8582-12c696f59877"><gml:timePosition>2026-01-18T13:10:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.84a395cb-55a0-45e2-ae12-fc3f8d770f58"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.33dd7e8e-3f97-42a3-8501-8b5e5a370d01"><aixm:upperLimit uom="FL">140</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.bb861905-000c-420b-a0ef-861f0e3f6c41" srsDimension="2" 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gml:id="uuid.e1050e9c-4df5-469c-ab26-4fe6837464f0"><gml:timePosition>2026-01-19T01:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.dafb181e-a28f-42c5-b5c4-27524c1621e2"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.397b7177-4213-4d99-87b4-745be87dbab6"><aixm:upperLimit uom="FL">140</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.009b5d64-bc59-4102-9269-dd465cd9ec74" 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 -0.183 -78.317 -0.333 -78.267 -0.100 -77.633 -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.46991ae7-1b75-4402-8464-2123209e6236" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.02029e01-dd87-497f-bea1-d0e490dad482"><gml:timePosition>2026-01-19T07:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.71e0746c-47ab-41d7-a0e9-9520ec9a4372"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a17c81a8-1b38-4768-9482-06c49e17707b"><aixm:upperLimit uom="FL">140</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.11dd99e2-78c3-440c-bb9e-ee3c5742389e" 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 -0.367 -78.267 -0.517 -78.150 -0.083 -77.633 -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><remarks>VA WITH WTR VPR/GAS EM SEEN IN STLT IMG MOVNG WSW AT APX 35 NMI FM SUMMIT. CONT GEN WSW MOVNT THRU T+18 HRS. FL AND FCST BSD ON NPW MDLS. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.35edefc1-500c-43f2-ac8b-a52e075a108b"><gml:timePosition indeterminatePosition="before">2026-01-18T19:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX20KNES181352_C_KNES_20260118135337.xml</bulletinIdentifier></MeteorologicalBulletin>