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<MeteorologicalBulletin gml:id="uuid.c3dfff3c-7d72-44db-b1de-0b906e52c3f6" 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.0c618af2-554a-43a2-93b7-440abbd3cd19" 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.6c9c0384-8e2d-4d2f-b748-83d73010881c"><gml:timePosition>2026-08-06T15:49:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.9cddab82-3f02-4413-8c3d-390d6c4eeee2" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.e1464045-bff9-4356-8570-37674fadc08b"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.07e1b6b7-52d9-4f3b-ba6b-f3a60b1b1c23" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.91866eff-e24d-4cef-a5aa-3f26a707dd76" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2026-08-06T15:49:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2026/789</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS LIKELY</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.a371e967-576f-4332-98d8-5f3118026ca9" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.c59e7bc5-e01d-401a-b6c8-e3e5eefbdbe6"><gml:timePosition>2026-08-06T15:10:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.27759b88-bf1e-4400-a707-1406e23e173e"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.42db6481-a1ef-41a7-92a9-7e2fdbe45df0"><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.584a56b7-6a2d-4ed6-a0e2-0cd1d5a59e1c" 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 -77.884 -0.017 -77.917 -0.083 -77.650 -0.067 -77.650 0.050 -77.884</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">315</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.385a2252-354a-43cf-8408-5ace2c1c0629" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.75b7ec5b-f517-4725-947c-f44aef9fcb07"><gml:timePosition>2026-08-06T21:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.52f0980f-6c14-48a6-859b-996705e027cc"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.914dc283-c726-44cf-9766-e0cee78b5cc2"><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.7ff2a68d-a6b5-4351-8930-668d607f34dc" 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 -77.967 -0.017 -77.984 -0.083 -77.650 -0.067 -77.650 0.067 -77.967</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.658bf674-715e-4dc4-a60c-6d218749c10d" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.4241f83d-2b24-43f1-8059-82dabc230027"><gml:timePosition>2026-08-07T03:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.376e0eff-46ea-47e1-bfbf-fce7dbeb9fd3"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.105fbe05-7560-4085-abc2-dce0098e70e0"><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.16521c30-354e-4aec-b60e-24c97e6f937f" 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 -77.950 -0.033 -77.984 -0.083 -77.667 -0.067 -77.650 0.067 -77.950</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.c0e2f4fd-b53d-4569-ae16-493258eb0b43" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.96737419-3cb3-44d2-a145-86e81f99baba"><gml:timePosition>2026-08-07T09:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.3b5161f5-bb7b-42a7-850f-ccd2b967bf85"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.e26b9f0b-a32c-4739-a1e7-ff519c1dcc96"><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.0270e3cd-87f2-41fc-a58f-841a0c64ef4c" 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 -77.967 -0.033 -77.984 -0.083 -77.667 -0.067 -77.650 0.067 -77.967</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA EMS LIKELY ONGOING WNW FM SUMMIT BUT VA NOT CRNTLY OBS IN STLT IMAGERY OR WEBCAM DUE TO WX CLDS. VA FCST THRU T+18 HRS BASED ON NWP MDL GUIDANCE. ...COVERDALE</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.75064e7f-1667-4b60-809d-f1a30a55752d"><gml:timePosition indeterminatePosition="before">2026-08-06T21:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES061549_C_KNES_20260806155014.xml</bulletinIdentifier></MeteorologicalBulletin>