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<MeteorologicalBulletin gml:id="uuid.874c0126-75e0-43ea-91c0-a303fa2b81b1" 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.36f4ed93-ba65-4ab3-acfa-b60a639e4353" 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.28b475e9-e445-4c73-807d-db07d782ec41"><gml:timePosition>2025-09-03T02:03:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.caa37314-8ebc-4066-a31e-1f4865e4b473" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.7793337b-fca2-438a-ac10-a5706623da25"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.aae856e9-04d8-464f-92db-bd822d1ef5a8" xmlns="http://def.wmo.int/metce/2013"><name>POAS 345040</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.dfb7c7a3-f8e7-4d0c-a3da-201349fba66e" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>10.183 -84.217</gml:pos></gml:Point></position><eruptionDate>2025-09-03T02:03:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COSTA_RICA</stateOrRegion><summitElevation uom="[ft_i]">8848</summitElevation><advisoryNumber>2025/170</advisoryNumber><informationSource>GOES-19. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>NEW VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.91cdb924-633c-4463-abd5-3ddeb20e20b4" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.7bb5e4cb-4437-4f4e-b8d6-4cb0627db0fd"><gml:timePosition>2025-09-03T01:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.8a14c07b-745e-457d-a895-d3e27a55563e"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.2e1aa67d-bf1a-4f87-89c6-58f115110e03"><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.69d08404-1915-44f8-96bb-58ce69d8cfc0" 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 -84.283 10.150 -84.267 10.183 -84.217 10.200 -84.233 10.200 -84.283</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.e0b038ee-7ea8-425e-be7b-402bcc962399" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e296ab44-a89d-484c-8adb-91035499c5f4"><gml:timePosition>2025-09-03T07:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.97578ead-9bad-4dd6-b151-d34897125ec0"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.eb6159ed-bc5c-4590-a94c-40b82669b9d2"><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.cc70a55e-a9ce-4cc9-a68a-0482cdd97549" 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 -84.283 10.167 -84.283 10.183 -84.217 10.200 -84.233 10.233 -84.283</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.07df56b5-f8e2-4144-be4d-06f6732c5ada" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.ef298064-5492-4082-9409-362d1040db3c"><gml:timePosition>2025-09-03T13:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.741458aa-e88d-41ae-91ad-2e62847e65bc" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.8a63202d-e1a3-4f86-9fca-60462ffb55a6"><gml:timePosition>2025-09-03T19:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA NOT DETECTED ON STLT DUE TO WX CLDS IN SUMMIT AREA. VONA INDICATES VA EMS AND WEBCAM SHOWS CONS ACTVTY. MDL WINDS AT FL FCST TO VEER A BIT NXT 6 HR BECMG MORE FM THE E. ...KONON</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.45eb9222-5e68-4f6d-9df5-1fa5afd7c4b9"><gml:timePosition indeterminatePosition="before">2025-09-03T08:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES030203_C_KNES_20250903020419.xml</bulletinIdentifier></MeteorologicalBulletin>