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<MeteorologicalBulletin gml:id="uuid.e63faf12-df4f-4099-b3ea-c73047b5d605" 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.bb91a969-d6ec-4e4f-84d3-f40675c10b20" 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.225c9ab3-f799-4c3a-ad57-702e8ab9b95b"><gml:timePosition>2025-04-18T11:24:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.64a668eb-e712-4753-8afe-179142fd0158" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.3f9fd655-05b6-4eda-aa43-b34b4d71ad8b"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.b39b0cc7-8901-413d-a54b-bf6da1696032" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.11cc68fe-15c0-411b-adf2-1c9e72e930e3" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-18T11:24:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/039</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>PSBL VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.75e4b867-4630-4c20-93a6-0faf17bfa4b6" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.61928b9e-12df-4dc8-a58f-8d1c8622ba8c"><gml:timePosition>2025-04-18T10:50:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.a45d5527-582e-417f-9e97-fcc05a0ff39d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.d775007c-614e-41cf-b243-bd0ce7cae98b"><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.c23f491a-7c94-4138-a58d-3efd66e905a5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.250 -84.433 10.150 -84.433 10.200 -84.233 10.217 -84.217 10.250 -84.433</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]">20</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.66c8c846-078c-4e3c-98a1-02d06de8df2a" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.aebf052f-0d8d-48df-a281-57c09fa423a0"><gml:timePosition>2025-04-18T17:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.2d0dda14-0edc-4fd3-bc81-3ff67024fda8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.336f36a7-6ffc-4c6b-ab41-c57142da9c65"><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.f8fe1726-9b8f-4ab3-a0cd-cd33c844e49e" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.267 -84.533 10.117 -84.533 10.200 -84.217 10.217 -84.233 10.267 -84.533</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.0e9c317d-0380-4156-a708-e4f3f2fbf804" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.30b58558-bacd-4b80-9afe-c1c40994216a"><gml:timePosition>2025-04-18T23:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.a0eb4df3-e021-4536-9202-002e71df406e"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.77372c0a-91b5-4095-a211-daa516cc745f"><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.7ea9f6ce-a718-441b-952f-6edaad6d66d7" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.283 -84.533 10.133 -84.533 10.200 -84.217 10.217 -84.217 10.283 -84.533</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.0caf65c5-9ec6-4bae-b497-df8b5746ce6c" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.7156181d-62c7-4797-86d1-e6025c82ef45"><gml:timePosition>2025-04-19T05:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EMS NOT VSBL IN STLT IMG DUE TO MET CLDS BUT VA EMS MAY BE OBSCD. LTLCG IN FCST EXP THRU T+12 HRS. MVMT AND HGT BASED ON NWP MDLS. ...BERTALAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.cc78ab63-f340-4125-99c3-8c84e734f38e"><gml:timePosition indeterminatePosition="before">2025-04-18T17:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES181124_C_KNES_20250418112543.xml</bulletinIdentifier></MeteorologicalBulletin>