<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.dcc40815-0f8f-4a92-b255-5e80028592d3" 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.d5e710a7-72db-4186-8cab-780fd22f9d0d" 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.43b8ea45-0fd6-47fa-8f87-f0bcb5656613"><gml:timePosition>2025-05-01T06:44:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.940e68d0-1f8d-4823-8f98-9a878edc4b49" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.a41ed079-42c6-4d4c-b38d-f5c08162f529"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.58ebeacd-f030-41ec-b162-2c83f0109239" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.52fe01fb-7013-441b-af4e-4eb4ea557944" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-05-01T06:44:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/083</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>POSSIBLE ONGOING VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.973540ce-b957-4823-a8c7-5dd1b8fe3807" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.bd20e450-6e46-48a6-a344-c46b1c29da94"><gml:timePosition>2025-05-01T06:10:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.9a0bab67-24ad-457c-af40-e489b872820e"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.bf7f8b06-fd76-4d1b-86d0-4760378e01d8"><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.81c0d4bd-5ac8-4425-b270-ebfe4d7f75a6" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.200 -84.233 10.183 -84.317 10.133 -84.300 10.183 -84.217 10.200 -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.a38171ca-1198-4e88-aa75-18cd16fdaec3" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.7152bbd6-667a-42e2-a6f0-feb056527bfc"><gml:timePosition>2025-05-01T12:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.e0e95f30-dcb7-4dcd-9f7b-901b814ce200"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.9fa80f00-dcf1-42c9-8352-f44871ac26ca"><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.23f2a7d1-9dbf-44ad-bbbe-bfe561c1d325" 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 10.167 -84.317 10.133 -84.267 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></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.426a5154-8cf6-4320-a3d4-38940c1202b2" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.c8273710-6fa1-4082-a84a-624cc72a598b"><gml:timePosition>2025-05-01T18:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.6cee11eb-7ddf-46c4-81e4-f15f15c840a9" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.208c6fbe-49d8-46d2-891d-758be51e3b79"><gml:timePosition>2025-05-02T00:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>DARKNESS AND DENSE CLD COVER OVER THE VOL HAS OBSCURED POSSIBLE VA EMS. HOWEVER, ACT LIKELY ONGOING DUE TO PAST RECENT VOL ACT. EMS PRESUMED MOV TO SW OF THE SUMMIT. ...LEE</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.ea4d940b-3796-4b1e-8999-d286131ffadd"><gml:timePosition indeterminatePosition="before">2025-05-01T12:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES010644_C_KNES_20250501064533.xml</bulletinIdentifier></MeteorologicalBulletin>