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<MeteorologicalBulletin gml:id="uuid.46a97471-f1de-4ec6-ab6b-c2ae587ffde6" 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.f30ea691-f24b-41d7-b624-938916e903d6" 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.af08b5ee-6edd-4989-ba62-57d60386d4e8"><gml:timePosition>2025-04-07T12:23:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.34d316a6-73bf-4779-9286-2458efbedca9" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.55ff0550-df82-45ff-ac03-debebe150178"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.6eb553fb-4333-4c28-a94c-1c3fa3002744" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.b3e7d219-1438-44e5-b321-6068378ed259" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-07T12:23:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/021</advisoryNumber><informationSource>GOES-16. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>ONGOING VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.7a55bd50-aa39-4864-8c9b-bbfd8f03b837" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.df00205e-1736-4b52-9e52-85a558432b81"><gml:timePosition>2025-04-07T11:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.a38ec226-d9e1-4549-b66e-914a34e9a332"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.237cde2c-c889-486d-bbd9-55252b432469"><aixm:upperLimit uom="FL">100</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.1568a490-cacb-4135-9d7e-e86652c703d5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.217 -84.233 10.183 -84.267 10.167 -84.250 10.183 -84.217 10.217 -84.233</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.97310a40-3936-49a0-9d0e-34997562f8c8" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.08d6d289-e19d-469a-ab69-eafb82675fc3"><gml:timePosition>2025-04-07T17:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.70c95a75-92cd-41b4-8122-e6e854081c52"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a06c661d-6299-4c67-9861-39045cca7229"><aixm:upperLimit uom="FL">100</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.fb086640-ada2-4bc9-9358-130fa631b444" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="6">10.217 -84.217 10.217 -84.233 10.200 -84.267 10.167 -84.250 10.183 -84.200 10.217 -84.217</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.0ee9d7db-f505-4a5a-bea9-ca613254467e" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.02dcbc09-e1a8-4c2e-a2ae-6961cd6dc16f"><gml:timePosition>2025-04-07T23:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.4ee5e0a1-6302-45e1-9bc6-fd6c8d19ad19" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.01efbc8f-3010-4a90-b94a-4fc727f95eb0"><gml:timePosition>2025-04-08T05:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>DENSE VA EMS NOTED IN WEBCAM IMAGERY. VA FALLING OUT OVER AND SLIGHTLY SW OF THE SUMMIT. ...LEE</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.02918a7b-b333-45b7-bafa-6b1ab5f2348b"><gml:timePosition indeterminatePosition="before">2025-04-07T18:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX23KNES071223_C_KNES_20250407122409.xml</bulletinIdentifier></MeteorologicalBulletin>