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<MeteorologicalBulletin gml:id="uuid.d26ac4fd-c08d-4ab7-92a6-7b05da7278c9" 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.b27ad45b-e0f3-414f-bce5-89344be36e8f" 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.553c46ff-5e8d-43e0-ac8b-53232536edc2"><gml:timePosition>2025-04-23T14:06:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.b4dca82b-5aee-4e94-bb10-523c70976426" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.1819074f-0ecd-4634-9616-27bf11bdbb73"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.251366f6-5f7a-4ea8-8ceb-723588dfbb98" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.053be5e1-1d0d-4930-a70b-fc15f7484c2c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-23T14:06:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/055</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VONA RPTD VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.859a96e6-0d48-4000-b1e3-7dc405c5b168" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.21786728-b3f9-48ab-88b2-311a4228c6f6"><gml:timePosition>2025-04-23T13:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.bd09a2e2-72fa-4e49-a985-d4d2028d08b3"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.5f188d52-3f78-4cd9-b5ef-2358546b0683"><aixm:upperLimit uom="FL">120</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.48529c13-e431-4d55-a074-753a71f63ec5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.317 -84.067 10.200 -84.233 10.183 -84.217 10.200 -84.033 10.317 -84.067</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">45</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.44ae1846-3e70-4fa8-9723-07868e6d1c85" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0f55c675-9f2c-4666-b736-0a8d303b6ff7"><gml:timePosition>2025-04-23T19:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.c07f77fe-bae3-4b08-8cab-c47b4768eb6f"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.e18da79e-69a5-494c-bec0-9a30560dca25"><aixm:upperLimit uom="FL">120</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.5c6a8f23-1ee6-4821-8592-401a9c9e4820" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.383 -83.950 10.217 -84.233 10.183 -84.217 10.233 -83.884 10.383 -83.950</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.5369aea2-231d-45cf-835c-55afd3d919da" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.a3366790-19d5-4840-a7a9-d6c581f1b07f"><gml:timePosition>2025-04-24T01:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.1163cd32-b1d4-49cb-b4da-1dd659c5c94d" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.9611c2b8-b9b1-4994-8f69-3f5089c35fe0"><gml:timePosition>2025-04-24T07:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VONA RCVD. VA EMS OBSD IN WEBCAM. HOT SPOT ACT VSBL IN STLT IMG, BUT VA EMS OBSCD DUE TO MET CLDS. LTLCG IN FCST EXP THRU T+6 HRS. MVMT AND HGT BASED ON VONA, WEBCAM AND NWP MDLS. ...BERTALAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.a3b563db-53d3-4c3b-b73a-f30e2c50fb52"><gml:timePosition indeterminatePosition="before">2025-04-23T20:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES231406_C_KNES_20250423140750.xml</bulletinIdentifier></MeteorologicalBulletin>