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<MeteorologicalBulletin gml:id="uuid.093a6fb7-e7b1-4b8c-a0c5-6b28b6e3c1f1" 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.4728d2e7-453f-4984-8c67-98b0a0b6340c" 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.e74d9da5-87dd-40d4-845b-39e96fdc4290"><gml:timePosition>2025-05-12T10:55:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.9c36ffea-777d-4ff6-8673-b854b0fe5e29" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.00ab206f-b76e-461f-9034-6781b039c711"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.f92e5696-8691-474e-a1d0-7075af5766d5" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.baac800b-457b-4526-afbb-0a1b44ed4617" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-05-12T10:55:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/129</advisoryNumber><informationSource>GOES-18. NWP MODELS.</informationSource><eruptionDetails>LKLY VA EMS CONTG</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.a2561fa9-adb3-4ad8-a9c8-801400c71a99" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.664567af-a2be-40de-9204-266b91f8a77c"><gml:timePosition>2025-05-12T10:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.074fffbe-088d-44b2-8a32-963213e7f462"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.e6326f68-96f9-45d0-b0a7-12cc372f1910"><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.bc14cf62-135e-4ec5-aa18-cab38d7909ab" 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 -84.433 10.117 -84.433 10.167 -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]">15</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.32e97a3f-6f64-4e05-85e8-95abee80ab64" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.b2d78463-8405-43a6-87e5-630c8391da67"><gml:timePosition>2025-05-12T16:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.7a0ab2ec-67a3-4a77-be96-c5fd5db3734f"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.5d7d4b5a-4ee1-4937-8b14-0965cc3aeb5b"><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.3849bd68-02f5-49c5-95f6-871d2fdd3a31" 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 -84.400 10.117 -84.383 10.167 -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.4ef3848c-9d93-47b3-b248-e3cf24ca2377" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.a1bc9793-e84d-4aa5-bf82-fb723abbb0b5"><gml:timePosition>2025-05-12T22:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.89f1ec56-5fc2-4f74-b6d0-0bb9d0345741" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e5bd370d-93ee-42ec-8bd5-e693278fdc4b"><gml:timePosition>2025-05-13T04:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EMS/CLDS NOT SEEN IN SAT DUE TO MET CLDS. BUT VA EMS LKLY CONTG. VA EMS/DCT BASED ON PREV ADVY AND MDL GUIDANCE. NWP MDL FCST LTLCG THRU T+12HRS. ...ZENG</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.3e694721-5a40-4b08-b314-48846aa3f721"><gml:timePosition indeterminatePosition="before">2025-05-12T17:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES121055_C_KNES_20250512105547.xml</bulletinIdentifier></MeteorologicalBulletin>