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<MeteorologicalBulletin gml:id="uuid.54504e6a-6092-460f-b78e-159162eaeb6d" 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.7ceafa13-613a-4352-ae87-01ea539af2d3" 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.b6a9e0ed-a70f-4e55-be5f-ca8eb83f418a"><gml:timePosition>2025-10-25T03:37:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.749a991e-4b4c-4f70-9561-3d27dc4f3d0c" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.fdb2755e-1219-46f9-acc7-93110a0d4b61"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.16227e5b-8473-4655-88f2-86f893a78024" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.be0b6b26-fafe-4f2f-baae-b6f74ec3d140" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2025-10-25T03:37:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2025/1052</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>FRQT VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.52cf7783-479e-4f7a-830f-6ee605810ac5" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.9756a1b9-4c13-45f2-bcce-f700dcc4d21d"><gml:timePosition>2025-10-25T03:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.d9eafcde-683c-4b37-bb30-1574888d77c4"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.fcaf21ab-f706-462b-9c93-2df28163ef67"><aixm:upperLimit uom="FL">140</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.28c5bae4-3b80-470a-950e-dcf87e1ac2c1" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.067 -77.550 0.017 -77.717 -0.083 -77.667 -0.083 -77.650 0.067 -77.550</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">360</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.a7a7182c-9ae9-4c51-bbe0-b0a62fc1544b" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.6e06af0e-cd21-4276-bf36-4e05ec5c0ca0"><gml:timePosition>2025-10-25T09:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.fd3cdc92-130f-40ad-845f-de4e8159d2aa"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.098cb9ee-6808-4301-ab3d-20ba8c0629b7"><aixm:upperLimit uom="FL">140</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.b946dc74-117a-44d8-b6bd-775e0fd02f4c" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.050 -77.783 -0.017 -77.834 -0.083 -77.667 -0.083 -77.650 0.050 -77.783</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.13f19aa6-f3f0-4f9f-b16e-b3bc202e8594" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0e5d921a-9de7-48a3-be3c-3a2b8fa6e3c8"><gml:timePosition>2025-10-25T15:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.94087b38-e0ea-4948-9abd-4cfe51f233ac"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.2bc75a8c-cc1f-4069-85e0-bb5bb04cbc7f"><aixm:upperLimit uom="FL">140</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.5a6c90e2-c303-4383-9f24-38c943c745d8" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.050 -77.783 -0.017 -77.850 -0.083 -77.667 -0.067 -77.650 0.050 -77.783</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.0d88dde5-8765-4248-b7fc-4905fbdcd972" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fd331e72-cf74-4539-846d-ab321d513df1"><gml:timePosition>2025-10-25T21:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.cdb67b90-6ee6-40f9-a2d1-8b58b7aece52"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.b99bbc55-3afb-4748-af71-e133764486e7"><aixm:upperLimit uom="FL">140</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.d87bbeed-9ea5-438a-b4e4-235cabe26e1e" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.067 -77.767 -0.000 -77.834 -0.083 -77.667 -0.083 -77.650 0.067 -77.767</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA PREV OBSD MOVG NE HAS DSIPTD. NEW VA EMS ARND 0200Z AND 0230Z OBSD MOVG NNE AND NNW RSPCTVLY. 0230Z EM LRGR. VOLC ACT NOTED ON WEBCAM. NWP MDLS STILL FCST VA TO MOV WNW BY T+6HRS. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.3c79f521-506d-49fc-a03e-55d92b46c060"><gml:timePosition indeterminatePosition="before">2025-10-25T09:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX20KNES250337_C_KNES_20251025034040.xml</bulletinIdentifier></MeteorologicalBulletin>