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<MeteorologicalBulletin gml:id="uuid.643b3c26-f14e-4d97-b911-785092e7bef5" 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.6121dac6-e8b2-46f9-a38f-10a33d8847f3" 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.5a2724e3-66ed-4e69-970d-12e44828c76f"><gml:timePosition>2025-04-22T18:54:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.98499442-d487-4337-a604-bdf00987f1a3" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.c8e6fe46-254c-4ff7-a446-a05e1b1104e1"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.89b955ca-db4d-47a9-bc6f-e510bfbd7ca7" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.1a620221-a8e3-49b4-8391-cd3babce0e12" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-22T18:54:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/053</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>PSBL VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.8323894b-6f9f-40df-9e50-3745e6bebbcb" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.5a493890-2e00-4ea0-86d5-c560159b0653"><gml:timePosition>2025-04-22T18:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.3dd4a416-fed5-4b8d-bf3c-39babaf64bd4"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a9d2c2a8-b5f3-4159-a33e-870dcef6a309"><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.7b3a9229-2be8-4aed-81a2-deae1c9a0bfc" 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 -84.317 10.250 -84.383 10.183 -84.233 10.183 -84.217 10.333 -84.317</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.3f9d5704-a0ee-4ffa-b1a2-de7a7cb2d04a" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.5f24981b-0b2a-4b84-86e5-5420a64291c4"><gml:timePosition>2025-04-23T00:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.6dd24807-e632-425a-9874-55b41875ea3a"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.f5008af0-c53a-46b1-bccf-2aac138f8ee5"><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.0e165fd9-eb2f-4dd8-a949-a18d68a24f93" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.433 -84.317 10.350 -84.433 10.183 -84.233 10.200 -84.217 10.433 -84.317</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.928b8a6f-7f09-47e3-8bc3-5c74f7830a07" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.cbdbe85e-feea-4eea-82bb-1df8d564c2a7"><gml:timePosition>2025-04-23T06:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.58190b12-0df5-421f-b02f-d9a823be8bc8" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.870dfa66-4fc1-47f3-a48a-1985215efbb3"><gml:timePosition>2025-04-23T12:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA NOT DETECTED IN STLT IMG MAYBE DUE TO MET CLD CVR. VA EMS MAY CONT. NW MVMT FM SUMMIT EXP THRU T+6. FCST BASED ON MDL WINDS. ...GATLING</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.a227a676-0c11-4a63-86c0-996b0acacb09"><gml:timePosition indeterminatePosition="before">2025-04-23T01:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES221854_C_KNES_20250422185436.xml</bulletinIdentifier></MeteorologicalBulletin>