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<MeteorologicalBulletin gml:id="uuid.bd38283d-6147-4059-8b32-6f1d07b39ea7" 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.6eea4ba0-ab56-4c4d-99d6-549e74adf4fa" 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.5935eb97-43d5-412d-8b9b-d825373b28cf"><gml:timePosition>2025-04-28T12:11:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.8fca07d6-6410-47a1-9a33-9f894a72592b" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.292ca3ca-4d3f-42bc-bb6b-953a71de84fe"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.9e70544e-5701-4f0a-b07a-3e7579a27e87" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.1b3d2fd4-425a-4c79-910d-6c81d7fabbfa" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-28T12:11:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/072</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>CONS VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.6bf886d5-670f-4cb4-acae-f3096c2242ec" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.a8e9292b-b6b1-43c0-9153-9d5f756e2043"><gml:timePosition>2025-04-28T11:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.7c72477b-0d25-4df2-933d-aa3ea3e89fbc"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.33af6c57-86f4-44c4-b22b-91c0d6c69665"><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.b8853907-f4f2-43c8-b36e-54725c216dcf" 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 10.183 -84.300 10.167 -84.283 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><directionOfMotion uom="deg">270</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.769c0d2b-dffc-419b-a890-ba8b62eda72f" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0b7c7ae1-45ab-4ce7-a998-da257e021091"><gml:timePosition>2025-04-28T17:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.bce0d11c-3515-4fe7-ae77-186d94fd4636"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a3157ce2-599e-4f64-aab6-48be32d37c59"><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.cbcb1094-ef03-4f59-8361-b76d68b243b2" 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 -84.333 10.183 -84.333 10.183 -84.217 10.200 -84.217 10.233 -84.333</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.6e7e5c21-9f3e-42ef-b805-ac1022cc6ef2" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.16a7772f-8431-4527-9d11-27a88da84b47"><gml:timePosition>2025-04-28T23:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.0b1fac5c-b297-4622-ad05-9e249c11af3a"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.01945ef3-5956-4dd5-8ed6-55f65e4bf167"><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.00e3644d-2b92-4ffa-9617-fd5bc8c10445" 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 10.183 -84.333 10.133 -84.317 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><forecast><VolcanicAshForecastConditions gml:id="uuid.6afc831e-ceae-4733-8a01-3c0ca90ea5c6" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.b1d61b67-ce02-40a8-b822-6a184accd23f"><gml:timePosition>2025-04-29T05:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.ecf9963d-66b9-4faa-b6ab-c7a8f53ee0cd"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.b98fe6cb-e22d-4d6a-b75f-2dad74d38df9"><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.17ceb9f5-0b98-455c-a667-30b7309db50b" 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 10.200 -84.333 10.133 -84.317 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>VONA RPRTS EMS TO 300M ABV SUMMIT MOVG SW. BASED ON CURNT WEBCAM AND NWP MDLS VA LKLY MOVG WSW. VA NOT OBSD BY STLT DUE TO WX CLD CVR. NWP MDLS FCST CONTD WSW MOVMT THRU T+18 ASIDE FM T+6 WITH WNW MOVMT FCST. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.9a9ba552-94e0-498a-9845-cd2c44d553c0"><gml:timePosition indeterminatePosition="before">2025-04-28T18:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES281211_C_KNES_20250428121328.xml</bulletinIdentifier></MeteorologicalBulletin>