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<MeteorologicalBulletin gml:id="uuid.e7de0c97-28da-487e-ba61-c4442ee23645" 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.96e3f635-5688-41f8-be96-683c591f9381" 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.4f5e41d6-7fc1-47b5-adce-533d997bdd63"><gml:timePosition>2026-04-02T15:08:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.125b7dce-6a97-4aeb-bd2f-c82f84dde042" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.8da39658-6ab5-4215-a778-86e538729d02"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.82412f57-1799-4ed9-9f3c-ce8df3e0c09e" xmlns="http://def.wmo.int/metce/2013"><name>SANTA MARIA 342030</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.e793b108-a6d5-429b-afe6-60fb6a7c6b6a" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>14.750 -91.550</gml:pos></gml:Point></position><eruptionDate>2026-04-02T15:08:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>GUATEMALA</stateOrRegion><summitElevation uom="[ft_i]">12287</summitElevation><advisoryNumber>2026/170</advisoryNumber><informationSource>GOES-19. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS OBS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.5a847dcb-b6cc-4610-9e63-402962769323" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.f92d0ae5-2194-4611-b9a1-29a1f1f0a9b5"><gml:timePosition>2026-04-02T14:40:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.1de18cd3-a16a-45a8-afcd-2296e1f6456c"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.e12f7e70-e2f6-41a5-a1c4-433123aef934"><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.7dfb8dc5-aeff-45be-b21d-042dc320e0df" 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 -91.433 14.767 -91.567 14.733 -91.550 14.783 -91.417 14.817 -91.433</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">45</directionOfMotion><speedOfMotion uom="[kn_i]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.4c633c70-dadf-4f17-9b65-7ac128aabbb9" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.e22fd520-3d64-4f08-a49e-5005ddf7153c"><gml:timePosition>2026-04-02T20:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.a8655650-270a-4069-acc3-e06692e836e8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.2b091603-78c1-4cbf-8a69-453926e7b104"><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.77204778-43a4-4ca6-b4cd-808b07afd4be" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.783 -91.333 14.783 -91.550 14.733 -91.550 14.700 -91.333 14.783 -91.333</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.bff2cb9a-71ba-4e55-9746-ccaf1af5f78e" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.477fcd75-51a3-40aa-beb0-00e61aaf39de"><gml:timePosition>2026-04-03T02:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.4275c86f-3adf-4225-b4b8-49b73545f111" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.6477534b-3490-4396-8c91-7dbd98373b04"><gml:timePosition>2026-04-03T08:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EMS OBS IN STLT IMG UP TO 7NM FM SUMMIT. LGT VA EMS SEEN IN WEBCAM. NWP MDL GUIDANCE FCSTS GEN E MOVMT THRU T+6. HGT BASED ON MOVMT AND NWP MDLS. ...MONAGHAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.9aced4d5-8eff-48a4-937c-e24bf38319fb"><gml:timePosition indeterminatePosition="before">2026-04-02T21:15:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX24KNES021508_C_KNES_20260402150857.xml</bulletinIdentifier></MeteorologicalBulletin>