<?xml version='1.0' encoding='UTF-8'?>
<MeteorologicalBulletin gml:id="uuid.bd12d11a-ce03-447f-ad49-effe784f740d" 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.fef79dd6-7348-40ed-84c2-1109bc96b928" 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.820d8f96-d6e1-4f9e-93d9-e15e6f313238"><gml:timePosition>2025-05-04T22:29:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.5b33f6e2-9d4e-4e6f-a6b9-d5527ddf3fe5" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.8131416b-c01d-4b19-b80d-a7977599e122"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.e8025fc9-4a39-47ac-8fd7-4de7caab005c" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.64009984-9d5a-4eab-80b1-24db4ddf224c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-05-04T22:29:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/098</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS ONGOING</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.0376649e-590a-425d-a9eb-e66d009aed25" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.cea03fc4-0e08-4dd1-9d32-72375e57d175"><gml:timePosition>2025-05-04T22:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.e457aa93-42ea-421c-b36f-ac7cffcf415d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.c207051d-aed4-4340-9e6e-2051c6f099fe"><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.ecfd94fd-edfc-4265-be5c-24dd3fe995cd" 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 10.167 -84.283 10.133 -84.250 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.8a1a97f8-f58e-44bd-8efe-3dc146f811d5" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.2d98f141-3895-40e2-948a-25a442b64032"><gml:timePosition>2025-05-05T04:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.0363e7aa-18c1-4d60-8832-93125e52c6a7"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.800057e6-ad73-4f1b-91f0-6546814c0c56"><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.cd69409a-41bd-467c-96a1-4fcd9b64d35d" 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 10.150 -84.267 10.200 -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.b67f65d0-8347-4d12-bb10-bb28008d9b14" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.865ac0b6-4754-4412-9dbd-32c36c82fcf0"><gml:timePosition>2025-05-05T10:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.c18118e0-d4d1-485d-8060-f042964e062c"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.0fa3d770-b9f6-4537-9c6e-e5ed5b74b438"><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.b0de57f6-75e2-4816-aa9f-4cf171b01b5a" 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 10.200 -84.317 10.167 -84.283 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.47381c21-a4fb-4d69-b67c-a5605c3d5aed" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.08ff5701-b33f-4d8e-ab21-6a6490f010f0"><gml:timePosition>2025-05-05T16:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.3f7b02a7-aa45-4d24-b01a-e02ab6923785"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.7298dcfd-0088-4ab7-9c7c-5cc10debed50"><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.802f6fe5-8ea6-46e9-ae50-ebc5c4a0ac28" 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 -84.317 10.183 -84.317 10.183 -84.217 10.200 -84.217 10.233 -84.317</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 SUMMMIT AREA. VONA INIDCATES VA EMS. MDL WINDS AT FL FCST TO VEER NXT 18 HR EVENTUALLY BECMG MORE FM THE E. ...KONON</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.9e5ff07a-c2f6-49da-9663-d59c47c68d4b"><gml:timePosition indeterminatePosition="before">2025-05-05T04:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES042229_C_KNES_20250504223010.xml</bulletinIdentifier></MeteorologicalBulletin>