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<MeteorologicalBulletin gml:id="uuid.299f4d81-3b1e-479a-8142-d9ead0234739" 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.1e4316ff-30da-412f-9d1d-292372f4d9ce" 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.326425e4-341b-428b-872f-a82f43179a77"><gml:timePosition>2026-08-11T22:53:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.3988dc0a-2108-4c16-b478-d4969775eaec" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.2d6ddb46-0b49-4d56-91d8-571e28339570"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.66b33fe4-b5e2-451d-8858-5175afc5faac" xmlns="http://def.wmo.int/metce/2013"><name>FUEGO 342090</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.0cc3f29c-2772-4336-9ae3-00901089c047" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>14.467 -90.867</gml:pos></gml:Point></position><eruptionDate>2026-08-11T22:53:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>GUATEMALA</stateOrRegion><summitElevation uom="[ft_i]">12346</summitElevation><advisoryNumber>2026/936</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>CONTG VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.eefb53d5-dbd0-440a-a494-a221e3c920af" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.cfb98a9e-0f8f-4c3e-a3ad-ae3432e43e2f"><gml:timePosition>2026-08-11T22:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.78d3ad0e-3f72-4059-bf77-164916ae78c9"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.5da1ca78-8fc2-4a29-96cc-4986bcf956e4"><aixm:upperLimit uom="FL">160</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.4d64fc2a-e701-4134-8427-7f6e2a8d2aa7" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.617 -91.267 14.483 -91.300 14.467 -90.867 14.483 -90.867 14.617 -91.267</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.51bafcf5-5c76-4306-8bc0-1da77feac8e5" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.d7a780ce-727d-4e6a-8498-43c12d880204"><gml:timePosition>2026-08-12T04:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.b6b012d0-f1f5-4a90-bf3f-1fba7fd6bf93"><ashCloudExtent><aixm:AirspaceVolume 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gml:id="uuid.193051c5-e421-4d9e-a635-9c1ec075f21e"><gml:timePosition>2026-08-12T10:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.8f881e2f-31a5-4184-87ce-430e2b223ea6"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.d49d78c2-eda2-4bef-9145-1d8b596ccdde"><aixm:upperLimit uom="FL">160</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.97855ac5-2325-4855-a8ad-6f9e73c0eaf5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.867 -91.167 14.733 -91.283 14.467 -90.884 14.483 -90.867 14.867 -91.167</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.0d8ed8c0-2f90-4891-8f88-bb50ab5a8756" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.4e1a826e-f8bb-46cd-b7d1-b4048bd4822a"><gml:timePosition>2026-08-12T16:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.28e8b1fb-f803-4b6f-b1e8-2e26803451c0"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.1b1344ce-ee0b-414b-adfa-a8e70d57b861"><aixm:upperLimit uom="FL">160</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.540bf380-7fac-4d7d-8685-530c02869223" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.867 -91.167 14.717 -91.283 14.467 -90.884 14.483 -90.867 14.867 -91.167</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA NOT CURRENTLY OBS IN SAT DUE TO MET CLD OBSCN OF SUMMIT. WEBCAM SHOWS RECENT VA EM. OBS VA AREA ESTD FM RECENT VA EM AND NWP MDLS. FL MVMT FCST TO TURN TO NW BY T+6 HRS THEN PERSIST NW THRU T+18 HRS. ...CLARK</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.880aa0c8-a5c4-4464-bcdd-64b358fd5099"><gml:timePosition indeterminatePosition="before">2026-08-12T05:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX20KNES112253_C_KNES_20260811225428.xml</bulletinIdentifier></MeteorologicalBulletin>