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<MeteorologicalBulletin gml:id="uuid.49c0e996-0938-4efc-bd12-75d8f3e9043d" 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.83c559b6-9440-4ccd-bf38-01034b0a9a1b" 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.62664a2f-e7e5-404e-bbe3-2bb179f558bd"><gml:timePosition>2024-12-18T20:26:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.a7588a7f-099c-403d-85bc-a26991405851" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.c48bad8f-40a7-4f32-9f04-8859d1c4c576"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.6b24c630-e698-40ff-b0fb-4ac421c09c48" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.566792d8-f93e-41ab-bab0-7c9564e794e6" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2024-12-18T20:26:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2024/921</advisoryNumber><informationSource>GOES-16. VONA. NWP MODELS.</informationSource><eruptionDetails /><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.4c2f26a8-d392-4012-9064-9da47957b1a0" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.e6fda4ef-b985-4702-ab9c-adcc9b9e3d7d"><gml:timePosition>2024-12-18T20:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.74ff8e27-c148-408a-844c-663b70da29ec"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.842bb9a1-a55c-4a30-bb1b-de4ecfe00a39"><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.909fc6a8-8b54-4b5a-bbf9-563e952337cf" 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 -77.884 -0.100 -77.884 -0.083 -77.650 -0.067 -77.667 -0.017 -77.884</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">270</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.6f374a1d-855f-4462-b00a-372398dcc9bd" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.14d6e76f-310d-418e-a914-e429ff87b2bd"><gml:timePosition>2024-12-19T02:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.86191de9-4b0e-42e1-a8db-284a9f3974d2"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.0058f370-7cf2-47fd-a81c-2c49d02d9596"><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.baec3ca1-7a81-4e24-96b5-a6c8b02b2962" 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 -78.000 -0.117 -78.017 -0.067 -77.650 -0.067 -77.650 -0.000 -78.000</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.6a388824-93f2-41bc-9233-2eca27be0079" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.03f9d7eb-2fbf-4036-859c-bc6747306c8c"><gml:timePosition>2024-12-19T08:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.2146affb-70b1-47f7-b4c0-e1b4e772bd10" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.b83a3627-b128-439c-833b-e795151a478c"><gml:timePosition>2024-12-19T14:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA NOT DETECTED ON STLT DUE TO WX CLDS IN SUMMIT AREA. VONA INDICATES VA EMS. NO CHG FCST TO MDL WINDS AT FL NXT 6 HR. ...KONON</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.7db4eca3-8790-4652-abcb-0130f45699ee"><gml:timePosition indeterminatePosition="before">2024-12-19T02:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX24KNES182026_C_KNES_20241218202657.xml</bulletinIdentifier></MeteorologicalBulletin>