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<MeteorologicalBulletin gml:id="uuid.0ea26296-5568-40a8-b56a-5504ded2483d" 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.499cd2b3-8b11-4433-b6aa-ae07793c8fc5" 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.5da460bb-51eb-41c3-bf63-1eb5d6a50b5a"><gml:timePosition>2025-04-25T16:58:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.507176d6-923e-48ae-ae25-330412127e7f" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.74cb07c3-be16-4172-8e93-596b7df10c87"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.6eb69e30-32c1-4307-b237-9cee3b5a345e" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.300ba93c-a6a6-4812-b3c3-a6bb273ce587" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-25T16:58:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/061</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>LOW LVL VA EM</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.ab6fa427-2212-491e-891e-ac762b7920db" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.5b9f5d49-874c-4952-8ae9-5416dc734ef2"><gml:timePosition>2025-04-25T16:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.2ff5c23f-ac84-43e1-863f-6cdbab7b09e8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.bff32312-0889-4ad8-9f40-4b8e7da1958d"><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.13bddd0b-cb7b-4ab6-9a1b-3515729d32da" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.417 -84.100 10.200 -84.233 10.183 -84.217 10.267 -83.967 10.417 -84.100</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">45</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.15408d09-02b2-4dd9-8b4e-6574941fd658" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.549f28f2-71c5-4682-b731-dde1326180ae"><gml:timePosition>2025-04-25T22:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.2d23696f-e404-4203-b8bf-2883022fac73"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.af35b42c-64c5-4074-9116-a74de5768821"><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.8680318b-4305-4895-a18a-0c61e02ec81c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.433 -84.167 10.200 -84.233 10.200 -84.217 10.350 -83.984 10.433 -84.167</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.11474a0a-4b66-4509-b499-e3cf4d5ee927" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fd9d1d62-4b75-4d18-93a1-5356d8cf6e4f"><gml:timePosition>2025-04-26T04:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.0c49ec25-6430-4ac3-a411-3df3b28e5e35"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.490ed04e-50ff-4f4a-ad87-3990c9bed0e5"><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.55e66fbd-9d72-47f2-a44e-8b5025ca4549" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">10.383 -84.067 10.200 -84.217 10.183 -84.233 10.200 -83.984 10.383 -84.067</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.86e5e279-2f65-4e4f-827c-5e2d6f6ef677" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.a51df0db-c9f4-4e3c-8497-30dc64ff3bcc"><gml:timePosition>2025-04-26T10:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VONA RCVD OF VA EM. VA SEEN IN WEBCAM AT LOW ELEV. NO VA SEEN IN STLT IMG DUE TO MET CLD CVR. EXP NE MOVNT THRU T+12 HRS. WND MOVNT BSD ON NWP MDLS. FL BSD ON VONA AND PST ACT. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.eda5dfa5-a55b-4d72-8e1a-61b7e2d79c28"><gml:timePosition indeterminatePosition="before">2025-04-25T23:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES251658_C_KNES_20250425170021.xml</bulletinIdentifier></MeteorologicalBulletin>