<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.9047d49a-75ad-456d-b947-df363c18a4fa" 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.e3cd2617-0318-437f-bc4b-b27cd51cf26e" 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.d141be68-1001-4179-9da0-1f58da02fad0"><gml:timePosition>2025-11-18T17:10:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.51e54d0e-6483-4b41-b301-654ee3dccbaf" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.58970be0-616c-4366-97f6-d43723b088de"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.e42dd567-0362-4c2e-b8a1-56af2b7537ab" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.64749c13-e58b-499d-8e13-01094393037e" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2025-11-18T17:10:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2025/1159</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>PSBL LGT VA EM</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.2a24b555-0fbd-4b6e-914d-286a0d1828cd" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.c4cb82a2-b8f6-4228-9d21-4cc77281a378"><gml:timePosition>2025-11-18T16:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.4c89ff1b-21df-403e-9404-0c5d1a0c2955"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.05073db8-16e9-415c-b5b9-68d528d5c22c"><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.5528c0b2-ef1f-444f-84a3-68447034f14c" 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 -77.667 -0.217 -77.967 -0.350 -77.817 -0.100 -77.633 -0.067 -77.667</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">225</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.609da71c-7df3-4ca2-8644-1bda71013b66" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.55232add-d39f-4d92-bfc1-a00759e1d9ea"><gml:timePosition>2025-11-18T22:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.2be3fe49-37b9-4955-923f-aabb50f0fdb3"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.9e850a2e-a8aa-4aa6-8ea2-d2d68331a601"><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.4db7aced-7c50-41cd-9326-22c507a7b064" 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 -77.667 -0.200 -78.050 -0.367 -77.917 -0.100 -77.617 -0.067 -77.667</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.9e8573c1-c20c-4fe3-9128-a27ef4cf0db1" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0d2fe982-0aa7-4675-b060-8bef19e746ca"><gml:timePosition>2025-11-19T04:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.5b78a67d-7668-4546-af30-7e75811cea89" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.b253f897-8a41-4a72-93ae-409484f71bd8"><gml:timePosition>2025-11-19T10:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EM NOT SEEN IN STLT IMG DUE TO MET CLD CVR. EXP SW TO WSW MOVNT THRU T+6 HRS. PRSNT VA AND FL BSD ON NWP MDLS. FCST BSD ON NWP MDLS. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.554f5136-fdb4-464d-8aa9-a2e0ed36fed1"><gml:timePosition indeterminatePosition="before">2025-11-18T23:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX20KNES181710_C_KNES_20251118171219.xml</bulletinIdentifier></MeteorologicalBulletin>