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<MeteorologicalBulletin gml:id="uuid.811a93e9-93f8-4c0c-8bbb-0da8114b86cb" 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.8ed3647e-eb9f-49f2-9e96-8def565e6dad" 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.f418c546-6169-4f10-8efa-e50ab1489ed9"><gml:timePosition>2026-04-24T17:53:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.e848d59f-f4ba-494c-a852-2de7c01a62b2" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.1794fbff-fb3b-4515-8e7c-1d4619c7248e"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.3acae183-9986-494b-b77c-0207b82eb736" xmlns="http://def.wmo.int/metce/2013"><name>SANGAY 352090</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.78fca3c4-8d30-45f9-a206-85ed7a018507" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-2.017 -78.333</gml:pos></gml:Point></position><eruptionDate>2026-04-24T17:53:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">17342</summitElevation><advisoryNumber>2026/452</advisoryNumber><informationSource>GOES-19. NWP MODELS.</informationSource><eruptionDetails>OCNL VA EMS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.68e3fdcf-05cc-4179-b9fe-9aaf08ef13e7" isEstimated="true" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.6409c690-e17b-4ebc-8875-f369a766ba1a"><gml:timePosition>2026-04-24T17:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.8a1aa0ec-efbf-4b01-8c07-92021fc86b95"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.84a391ad-4549-43ae-9d74-fac0ddf32e5c"><aixm:upperLimit uom="FL">210</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.0e04653d-3e83-442b-b9c2-630a7823c9c3" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.000 -78.333 -2.200 -78.367 -2.200 -78.267 -2.017 -78.333 -2.000 -78.333</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">180</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.4d1271d4-03f2-499b-8e95-49205d107b9d" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.5d3eba3b-89c6-4d77-b005-0fa569213847"><gml:timePosition>2026-04-24T23:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.9c87bb2c-d042-48a9-b3ba-c2deafc517ee"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.c503dc39-1ca1-4631-b9b6-4c74d334af06"><aixm:upperLimit uom="FL">210</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.7c125d05-fd87-4504-82c3-d829aadb6724" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.017 -78.333 -2.183 -78.383 -2.217 -78.283 -2.017 -78.333 -2.017 -78.333</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.5f864a38-ea3d-40d6-9313-e5685eac2841" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.1d7d4a41-8b34-47af-b4cc-c87d3ad99ba6"><gml:timePosition>2026-04-25T05:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.6762d73b-60ee-4215-8db9-89224a559da5"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.e948659a-8d42-42b0-8de8-17aecc8718f0"><aixm:upperLimit uom="FL">210</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.42b7b49e-4815-4373-9a97-07331271e708" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.000 -78.333 -2.167 -78.450 -2.200 -78.367 -2.017 -78.333 -2.000 -78.333</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.144079a3-3f91-4e82-a3cc-8c0d75e29b01" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.9a71c11e-c153-4bb4-924b-2fb73189ba43"><gml:timePosition>2026-04-25T11:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.ef19a00a-9fe1-4235-8958-555a370fe4de"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.29c68ae6-381e-4e07-bb5d-9eea58da1327"><aixm:upperLimit uom="FL">210</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.d81c6312-0047-4918-8863-4b0cd2d8ee59" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.000 -78.333 -2.167 -78.450 -2.200 -78.367 -2.017 -78.333 -2.000 -78.333</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA NOT CRNTLY DETECTED IN STLT IMG PSBLY DUE TO MET CLD CVR. VA EMS MAY CONT. A GEN S MVMT EXP TO CONT THRU T+18. FCST BASED ON MDL GUIDANCE. ...GATLING</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.0ca6b866-8d2a-4c43-bbc0-4439d13dcb2d"><gml:timePosition indeterminatePosition="before">2026-04-25T00:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES241753_C_KNES_20260424175428.xml</bulletinIdentifier></MeteorologicalBulletin>