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<MeteorologicalBulletin gml:id="uuid.385021ac-b71f-4061-b397-0de970180d8d" 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.53c03f57-a2c2-4241-b64c-55d6442f848e" 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.5f274cc3-deee-47cd-ab63-9818adeb33a9"><gml:timePosition>2025-05-10T18:24:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.6711ea44-db0c-4097-8608-a5186b7342b2" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.7e11addb-9960-4ed7-b898-9abbbe3a2ffb"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.f3a322d7-395e-4853-a378-d311db798f69" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.372d3e7a-ff29-4554-8e3d-9fc4a462b3db" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-05-10T18:24:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/122</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS ONGOING</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.6da553ef-76df-4c62-ab01-1885558534fe" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.80cd3a4e-4082-4661-bda7-ab2a57b974cb"><gml:timePosition>2025-05-10T18:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.f8dff394-6abd-4c9d-a7f3-a7343687642d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.ee50460e-1e3d-44f6-bf55-e47554cc4b8c"><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.96f10f90-f3b7-4f8f-bace-9231d25f8a9e" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.233 -84.367 10.167 -84.367 10.183 -84.217 10.200 -84.217 10.233 -84.367</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]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.54250f44-987e-42a3-84ba-b03d0f79417f" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.2340868c-d7ba-4bfe-988d-18267fea64d8"><gml:timePosition>2025-05-11T00:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.89556824-02bd-4b2e-ba69-ee4026c3ccd1"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a053b872-aeb6-42a1-bc4f-6b0fa743cbc5"><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.544f489f-8ec6-4ddd-82be-80f72c6b9fef" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.233 -84.367 10.167 -84.367 10.183 -84.233 10.200 -84.233 10.233 -84.367</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.fb1efebd-cf53-402f-ad16-0608a1ce7bf9" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.abb002a8-44b2-4e11-a7a7-77f23b20b1c8"><gml:timePosition>2025-05-11T06:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.339f19a6-ae43-409b-92cf-c41e44dd67d8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.6de158f5-5310-406a-9adc-299655120854"><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.aa74d0f5-d5f3-490d-a8b7-80dfdafb04bd" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.233 -84.367 10.167 -84.367 10.183 -84.233 10.200 -84.233 10.233 -84.367</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.ad18fa3a-2a4c-4e87-96af-01aac7174b2e" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fad239b9-ebc5-4315-ae14-c08c14d864dd"><gml:timePosition>2025-05-11T12:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.064bcc92-17f0-41e7-b023-54ab86cd69e1"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.c0b93bd6-613a-4123-962b-a91b58639a51"><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.01869bc1-5da4-4a65-8739-431e065e82d2" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.233 -84.367 10.167 -84.367 10.183 -84.217 10.200 -84.217 10.233 -84.367</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA NOT DETECTED ON STLT DUE TO WX CLDS IN SUMMIT AREA. WEBCAM SHOWS CONS STEAM/GAS EMS WITH SOME VA. NO CHG FCST TO MDL WINDS AT FL NXT 18 HR. ...KONON</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.f70c5702-b564-46fe-83bd-34c056d808f9"><gml:timePosition indeterminatePosition="before">2025-05-11T00:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES101824_C_KNES_20250510182559.xml</bulletinIdentifier></MeteorologicalBulletin>