<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.b75d7074-acbc-4c80-8545-9f6262fa55fe" 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.4f92bc6e-e6a9-4429-850c-8dbb0838aa58" 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.136dc21d-fe07-4e95-ad0b-cb048a6d35cd"><gml:timePosition>2025-05-01T18:39:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.4b2371c6-a9c3-40f9-8566-106f123ae681" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.83964a8b-43b6-4288-93ba-fc82f56931e0"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.614d4a5c-7363-4a18-9cbc-05273f85e546" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.66180fc4-635f-464c-a002-368df6acd455" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-05-01T18:39:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/085</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>ONGOING VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.e000011a-78ef-4f77-b4ca-326a799a9eee" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.cb16b0c4-e3ee-490c-a3d6-f598fc32e885"><gml:timePosition>2025-05-01T18:10:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.1642b188-ada1-463f-914f-19ca1b6a9cb0"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.48904b48-62bd-4221-9b86-8aad54decb80"><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.b508998d-7d6d-4d69-9e83-c6b6c869a329" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.300 -84.317 10.233 -84.367 10.183 -84.233 10.200 -84.233 10.300 -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.f8e5deae-b235-46e3-949d-8136bf61c521" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.a93dd3a2-cd61-4b7d-a4a7-384a54ce235b"><gml:timePosition>2025-05-02T00:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.f5158b13-3cc2-45fe-9333-002f18493d82"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.db6651c7-b302-416c-a9d6-a713ae11b562"><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.65873dd4-d402-4462-abb8-0d7501b10770" 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 10.083 -84.383 10.017 -84.317 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></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.178aeff2-265e-4257-addf-60b7d21ff86d" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.cdbdca8c-d085-4813-80b1-473fd55a2244"><gml:timePosition>2025-05-02T06:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.470da386-0a29-49d3-97eb-912583e0be43"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.7b99e25e-4e21-4a47-8e18-1317816bd14e"><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.9c7ce2aa-9b76-4f58-9f08-700c65d6c11e" 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 10.083 -84.383 10.017 -84.317 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></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.23f11dae-ade3-4104-9eb6-69b3d9aa1de5" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.8e98dc42-d741-4c43-be57-a414679b7285"><gml:timePosition>2025-05-02T12:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.695ecc8c-f41d-44fa-8875-f8b571f792a9"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.009551ff-e520-4218-b5ba-d1c8da59eb5a"><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.1d2ba8f3-8c1c-496f-8405-34bafbb71c18" 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 -84.217 10.133 -84.417 10.033 -84.367 10.183 -84.217 10.200 -84.217</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>INTMT VA EMS OBS IN WEBCAM ALONG WITH EMS OF GAS AND STEAM. VA NOT DETECTED IN STLT IMG. MDL GUIDANCE SUGGESTS NW MVMT TO SHIFT SW BY T+6. ...GATLING</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.e54b30be-3519-42d4-9e03-1bf142cb361d"><gml:timePosition indeterminatePosition="before">2025-05-02T00:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES011839_C_KNES_20250501184001.xml</bulletinIdentifier></MeteorologicalBulletin>