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<MeteorologicalBulletin gml:id="uuid.59728844-154f-4932-b723-cd6291b2bbd5" 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.669f987d-4ce4-40ae-9d26-e53cf2e85075" 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.3590c9e1-099a-429f-8484-53791830cc73"><gml:timePosition>2025-06-25T22:18:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.c40c5173-01aa-47a5-a275-5bb8de06caaf" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.a4bde857-9451-4557-971e-77bfc8339fbe"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.a6278d15-e82d-4418-aa8d-9a4a8b8e9c84" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.3955c152-6ed7-4cec-a329-e24527045c92" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-06-25T22:18:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/163</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>CONT VA EM</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.51234d16-2648-4523-8547-cf66b8f55809" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.c7c6648e-c13c-4bad-8bf5-b33e619edad5"><gml:timePosition>2025-06-25T21:50:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.68b40d9e-7a85-4603-b3fa-76b12fa7a86d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.b78fcc85-fab0-4d7f-a396-3590b637db2d"><aixm:upperLimit uom="FL">110</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.9550d385-fd5e-4c82-9909-d9a9d1a3bbaa" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="6">10.317 -84.267 10.267 -84.383 10.183 -84.367 10.133 -84.183 10.267 -84.150 10.317 -84.267</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]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.ea371c11-1a51-4375-b82f-2535cff64368" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e4779055-1699-404e-996f-f79eb2d3fcdc"><gml:timePosition>2025-06-26T04:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.4a079779-bf2c-4c7a-a719-4cb5acf7e441"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.cee6207c-a6ba-4573-bb3a-689da029fa9a"><aixm:upperLimit uom="FL">110</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.f0e089fc-b4e8-4002-ba51-d440fb1360fc" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.333 -84.450 10.150 -84.467 10.167 -84.183 10.233 -84.167 10.333 -84.450</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.da2366b8-6740-485f-8aa4-032a0a77ef0e" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.c8b8dc0d-372c-4578-800f-2591c1090039"><gml:timePosition>2025-06-26T10:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.a1f2bead-b1f0-4633-8707-80c4f39913bd" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e3e06b55-ab4d-4889-97e9-9583a02e6f67"><gml:timePosition>2025-06-26T16:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VONA RCVD OF VA EM. VA SEEN IN WEBCAM BUT NOT STLT IMG DUE TO MET CLD CVR. LGHT AND VAR WNDS WITH GEN WNW MOVNT EXP THRU T+6 HRS. FL BSD ON VONA. FCST BSD ON NWP MDLS. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.f7478b67-4035-4556-8fc8-d0bbd9d581bb"><gml:timePosition indeterminatePosition="before">2025-06-26T04:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX23KNES252218_C_KNES_20250625221923.xml</bulletinIdentifier></MeteorologicalBulletin>