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<MeteorologicalBulletin gml:id="uuid.2d074428-feaa-4647-856e-291bf506ff8a" 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.b7db8a01-036b-41ce-b2c4-7339710026be" 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.5711eaa9-f499-4b17-90ab-fd0560718394"><gml:timePosition>2026-05-17T09:34:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.28645ad4-14c9-46d2-824e-59a1f9636686" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.3f326c0c-13bf-46b3-81b9-e81bbc62b6ba"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.d9088bf9-16de-46d3-8f2a-bfac824995b0" xmlns="http://def.wmo.int/metce/2013"><name>PURACE 351060</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.25c42547-748d-4fcd-8c99-57ad693490ff" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>2.317 -76.400</gml:pos></gml:Point></position><eruptionDate>2026-05-17T09:34:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>COLOMBIA</stateOrRegion><summitElevation uom="[ft_i]">15256</summitElevation><advisoryNumber>2026/077</advisoryNumber><informationSource>GOES-19. VONA. NWP MODELS.</informationSource><eruptionDetails>VA EM RPRTD.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.b613400d-36bf-423f-b1d5-a70daa2b8fc8" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.08615312-d94d-46d1-97c0-eb33bfb440ef"><gml:timePosition>2026-05-17T09:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.612aaa61-2ec4-4b6f-8265-5f15514ad4dd"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.3f8eb22b-51cb-4d67-9fb2-706562c246c9"><aixm:upperLimit uom="FL">170</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.01a9a33e-24d7-4b44-88ac-318524623813" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">2.367 -76.567 2.283 -76.533 2.300 -76.383 2.333 -76.383 2.367 -76.567</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.d378bf1d-786a-4167-a769-b2a87863b202" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.b4797426-883c-46fa-a719-e8e99e7ad107"><gml:timePosition>2026-05-17T15:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.52531a5f-ab43-442f-8f9f-b6e27b713837"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.51c4c6fd-65fc-4c83-8442-6307392e2455"><aixm:upperLimit uom="FL">170</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.402b0508-2550-44c4-9504-6971dfc5129a" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">2.433 -76.633 2.350 -76.667 2.300 -76.383 2.317 -76.383 2.433 -76.633</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.df72ff70-19ac-4d25-80df-eaa4403d1450" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.323a2338-3495-44e4-9d81-83795de7c9dd"><gml:timePosition>2026-05-17T21:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.ead7b7c8-1688-4d0c-859c-07f7b5bc85bc" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.a5368958-edaa-4a7d-9682-b4372b65ce06"><gml:timePosition>2026-05-18T03:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VONA RPRTS VA EM TO 300M ABV SUMMIT. G19 SHOWS PSBL VA CLD EXTDG W FM SUMMIT WITH BKN WX CLD CVR OBSCG MUCH OF THE AREA. NWP MDLS FCST VA TO MOV WNW BY T+6HRS. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.4061a557-33bb-4fd7-94c0-17731830acd8"><gml:timePosition indeterminatePosition="before">2026-05-17T15:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES170934_C_KNES_20260517093459.xml</bulletinIdentifier></MeteorologicalBulletin>