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<MeteorologicalBulletin gml:id="uuid.f1f56fde-a03c-4363-a659-93abd2d910b5" 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.99c458a1-f5fb-4486-9230-b971f40fe770" 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.891cd1e1-e59a-41b5-94c7-0d18cf66e486"><gml:timePosition>2025-04-29T12:17:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.6a38a78d-4305-46b8-ad62-09a06431998d" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.faa5a527-6970-48d9-9c0c-a9c220e591cf"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.0bac74ae-aff4-43e6-a4a2-6404c42b604e" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.9b995b90-c1ea-4bad-9c2e-bd327322f5f6" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-04-29T12:17:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/076</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>CONS VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.ce70833b-b231-4cb3-bfa6-f25b3cd9c56c" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.850a13fd-ef5e-4bcf-86ea-01c092c16b27"><gml:timePosition>2025-04-29T11:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.c4a3c2a2-d32f-42f8-b702-f33a0a06bb72"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.3dfb2dd1-370f-41e1-8acb-828f6f0f99e1"><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.bc91d24d-6442-4199-93a8-efeb09e8b57b" 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 -84.333 10.150 -84.333 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">270</directionOfMotion><speedOfMotion uom="[kn_i]">15</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.5e743c8a-b6f3-4650-bb26-5038da8cd885" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.90beb803-5e9f-4a36-9a0a-d99583bc48bf"><gml:timePosition>2025-04-29T17:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.45e970e4-5de9-4eec-9670-c5bf3c1c4013"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.da34884c-6832-4149-88df-d8c2bc05848d"><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.cef4b9b3-2c2a-45df-ae59-e47f99a5e3a8" 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><forecast><VolcanicAshForecastConditions gml:id="uuid.bb4c25ea-afd0-4ef1-b3de-6f18e732b650" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.88977c7f-8266-43e6-9601-f9b48fbee7a2"><gml:timePosition>2025-04-29T23:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.177720e1-ef92-4a8c-ade8-338454abeae1"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.cf19ec5e-7208-446b-a67f-a036d20a703e"><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.302c4339-3ed5-402b-a9c0-f8eb5ff22c43" 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 -84.383 10.083 -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><forecast><VolcanicAshForecastConditions gml:id="uuid.e240b9cb-8864-4f1d-b135-674f630c9721" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.9939ad42-a0df-4d36-acb0-873b5e170865"><gml:timePosition>2025-04-30T05:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.d547dedb-597f-44c9-9fd9-affecf53e86d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.22b4b4ae-7a14-4381-98b2-975cb6b46745"><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.facaca1c-0dfb-4b6c-8147-ad7416d756fe" 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 -84.217 10.167 -84.400 10.067 -84.333 10.200 -84.217 10.217 -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 CONS VA EMS TO 300M ABV SUMMIT. VA NOT OBSD BY STLT DUE TO WX CLD CVR. HWVR VA OBSD IN WEBCAM WHEN CLR. OBS BASED ON WEBCAM AND NWP MDLS WITH NWP MDLS FCSTG GENL WSW-SW MOVMT THRU T+18HRS. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.52c7ae3e-c262-4740-b304-cda273931e74"><gml:timePosition indeterminatePosition="before">2025-04-29T18:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES291217_C_KNES_20250429121849.xml</bulletinIdentifier></MeteorologicalBulletin>