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<MeteorologicalBulletin gml:id="uuid.ac4cce30-336f-4c95-8220-08ca13c4e8a5" 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.88150be3-2813-4146-a090-8e7a1947a065" 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.3a9bccc6-d7e6-4eb6-a8fd-43264bd397b8"><gml:timePosition>2025-04-20T16:41:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.1ec320c3-a4dd-42bf-b58c-334e3ca96a68" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.11cced64-ab64-4d76-92cc-dfe685765214"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.db8a53da-fde6-4c45-bc18-24c039f72a9e" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.05269ec6-1847-4637-bca3-d5e83cd3dd03" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-20T16:41:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/046</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>CONS VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.6d70047e-3705-42f9-a3f2-a3df0081be22" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.c1ea3700-ac68-4f51-ba00-e53a28e1d53b"><gml:timePosition>2025-04-20T16:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.9e48b364-7231-4a2e-9067-5a80d2e8bffd"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.1fa5cd00-3ade-4a92-acdb-c373101aa1b9"><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.914e3083-3bee-414b-b8f8-4b495be09fb5" srsDimension="2" 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gml:id="uuid.4051963f-037e-4d88-bf02-3397fb930bd3"><gml:timePosition>2025-04-21T04:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.225f7d60-8664-4b9a-a94d-0211eca56d90"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.7694efd9-6e78-4365-8e16-b31edb79b851"><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.fa9ae620-1bdb-47df-a0ac-926c57a2e562" 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 -84.367 10.150 -84.367 10.183 -84.217 10.200 -84.233 10.217 -84.367</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.781768f3-7b45-4f9a-8011-c75481f0453e" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.5f30ff29-56ce-44ed-95dc-b5c7bb8b9f22"><gml:timePosition>2025-04-21T10:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.1003bd61-c046-4832-b111-bf0c5a691aeb"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.54fa72dc-31f7-423c-9135-390697c44e81"><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.0ce1ba3b-68cc-4d1c-84ed-214917455bcd" 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 -84.367 10.100 -84.333 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 VA OBSD WHEN WEBCAM NOT OBSCD BY WX CLD CVR. CURNTLY CLR WEBCAM SHOWS CONS VA EMS. OBS ESTD FM WEBCAM AS VA NOT OBSD BY STLT. NWP MDLS FCST W TO WSW MOVMT THRU T+18HRS. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.d8631b9a-ff0d-4afa-8266-fc8d25c93b22"><gml:timePosition indeterminatePosition="before">2025-04-20T22:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES201641_C_KNES_20250420164250.xml</bulletinIdentifier></MeteorologicalBulletin>