<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.a63cefe5-cbc4-4367-832c-4747fca2d7de" 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.50527491-cac0-4d49-afb1-537fe45f20c6" 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.1042f97c-63fc-4859-814c-6a3991e3f2dd"><gml:timePosition>2025-09-13T16:47:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.46cb52d9-5c86-49c2-8a7a-b47b7df22225" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.c563f1de-1b1a-462b-94e6-012ddd13f730"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.166c6eaf-1dd3-4cfa-8f36-421f2e34914d" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.b417ce70-dc8c-432c-85e5-9db3708575c5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2025-09-13T16:47:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2025/883</advisoryNumber><informationSource>GOES-19. VONA. NWP MODELS.</informationSource><eruptionDetails>VONA RPTD VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.8b5357b1-7e01-404d-bc2f-2d95e1b816f7" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.4da68f46-0756-4280-8637-e5bf3e91d01a"><gml:timePosition>2025-09-13T16:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.62b2fd11-4605-4fa5-8145-c2c6acc659dc"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.5fdb7246-608b-4382-9fa1-36da1a466fdc"><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.ec055c89-b9d3-4390-9c72-df1ee913758c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.000 -77.800 -0.067 -77.834 -0.083 -77.667 -0.067 -77.650 0.000 -77.800</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]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.11846cce-02f3-4451-9680-c546496f7d3c" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.f4058ada-4f75-469f-9235-543086548686"><gml:timePosition>2025-09-13T22:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.7ccd16dd-ad98-4c49-a835-58fc51024696"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.92c4948e-d91c-44e6-9155-512c0b9dc81e"><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.74eba928-1697-4cb9-8966-09393645b9b1" 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 -77.917 -0.033 -77.967 -0.083 -77.650 -0.067 -77.650 0.067 -77.917</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.5cd26637-c31d-4e64-b1d0-869c40390a43" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0b36d6df-6b45-4ddb-ad33-9f3b66a0b64e"><gml:timePosition>2025-09-14T04:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.e8427161-e228-4ecf-bafd-acc012a895d2" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.84a25e5e-10c4-47e3-a4b7-540030e16c7c"><gml:timePosition>2025-09-14T10:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VONA RCVD. VA EMS NOT VSBL IN STLT IMG DUE TO MET CLDS. LTLCG IN FCST EXP BY T+6 HRS. MVMT AND HGT BASED ON VONA AND NWP MDLS. ...BERTALAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.7ba28a46-ca66-4a69-a7d1-32ceebdea284"><gml:timePosition indeterminatePosition="before">2025-09-13T23:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX20KNES131647_C_KNES_20250913165028.xml</bulletinIdentifier></MeteorologicalBulletin>