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<MeteorologicalBulletin gml:id="uuid.9d7550ee-6df8-49d3-9b14-22f1f6345242" 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.78f873b5-e47a-4a3d-b428-574da7f7fe65" 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.ff047dad-2652-482a-8996-9bcc73c44763"><gml:timePosition>2026-03-22T08:53:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.315e3b34-61b1-445d-9d3b-43d5032f1be1" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.d470200b-53ac-4891-888e-f74a5b712b66"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.8ca3c07c-4e1c-4b74-88a9-e107aaec39e0" xmlns="http://def.wmo.int/metce/2013"><name>SANTA MARIA 342030</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.8113fe73-5c63-47ba-bf13-3eb9bd794968" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>14.750 -91.550</gml:pos></gml:Point></position><eruptionDate>2026-03-22T08:53:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>GUATEMALA</stateOrRegion><summitElevation uom="[ft_i]">12287</summitElevation><advisoryNumber>2026/146</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS SEEN IN WEBCAM</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.57673414-de13-4596-8ee3-f220f5f25653" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.17d685ee-7e6f-47f0-b8d4-3577bd8e719b"><gml:timePosition>2026-03-22T08:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.a317ff20-88cc-4035-903d-4d3e10f2c443"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.bb369ba9-a2bf-49b0-949f-628c1146be6d"><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.75b9c9b8-c7de-4e17-b104-de0587f18df2" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.817 -91.583 14.683 -91.583 14.717 -91.417 14.800 -91.450 14.817 -91.583</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">90</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.f06578d3-b6f3-4ddb-95f8-0447a8293d7f" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.61de4259-0bb1-4560-a236-1b2cff3b44ea"><gml:timePosition>2026-03-22T14:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.4de9998f-8c6c-49b8-9b9c-1eddd6501b83"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.362933d9-fdf9-43e4-a01a-fd48ffe8157f"><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.1d3feb18-4c32-4a15-93e2-f8d864b44750" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.800 -91.550 14.700 -91.567 14.650 -91.350 14.767 -91.317 14.800 -91.550</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.17454504-5539-4a41-9e9a-8f4542a4d8f8" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.f38859b4-dfef-45f5-ba4b-e5b7a8aa56d5"><gml:timePosition>2026-03-22T20:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.7b10f898-a3cd-4e8b-b803-bcff3657e598" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.c944a1ff-2c07-4a19-84ad-5726695d7ac0"><gml:timePosition>2026-03-23T02:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EMS AND VOL INCANDESCENCE ACTIVITY SEEN IN WEBCAM. VA EMS NOT OBS IN STLT IMG DUE TO WX CLD CVR. NWP MDL GUIDANCE FCSTS LGT AND VARIABLE MOVMT GEN TO THE E THRU T+6. ...MONAGHAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.d12f5d50-f95b-4715-a719-3ea4040ff9d6"><gml:timePosition indeterminatePosition="before">2026-03-22T15:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX25KNES220853_C_KNES_20260322085421.xml</bulletinIdentifier></MeteorologicalBulletin>