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<MeteorologicalBulletin gml:id="uuid.7875cc37-0f3c-4d61-8fbe-0367f0a303c6" 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.842cff3f-e2b5-4af7-9ab4-c6d24876b43f" 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.8ada2bfd-8d0b-46a1-beea-31a6481e4b63"><gml:timePosition>2024-09-21T17:43:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.2836c7c6-0e95-4cc4-a7f6-e56595f1f1e9" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.8114ff3b-8f4f-407f-9596-f3a63bc8f79c"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.88e9c806-e97f-403c-ba5e-fa9386524cac" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.76572c3d-737d-4661-a204-a6a352e78088" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.067 -77.650</gml:pos></gml:Point></position><eruptionDate>2024-09-21T17:43:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2024/674</advisoryNumber><informationSource>GOES-16. NWP MODELS.</informationSource><eruptionDetails>LGT VA EMS OBSD</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.86f31150-3e4f-425e-ac6f-c335d9eeafb4" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.73cf979c-07e6-46f9-b321-5638b1cc9858"><gml:timePosition>2024-09-21T17:10:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.caa66a81-f889-4bdf-968c-9ab8aeb2b938"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.71a72b61-8b31-435a-b45b-0d18ba9dfb7d"><aixm:upperLimit uom="FL">150</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.5079bc5f-02c3-4016-8318-4acb1274eb64" srsDimension="2" 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gml:id="uuid.b9b3c5b8-ee30-498c-b9b1-b4a1db8f9445"><gml:timePosition>2024-09-22T05:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.c28d299c-dd78-4cef-b1b2-18bc6a657cdc"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.95701ed4-b6d2-487d-93eb-28bfce024766"><aixm:upperLimit uom="FL">150</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.1f51472e-72d4-4d6f-9162-a7a2351b57f2" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.017 -78.133 -0.183 -78.133 -0.083 -77.633 -0.050 -77.667 -0.017 -78.133</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.39aa34fe-e945-4a9e-b83e-d6e6cceed79e" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.0aecb65a-82cb-4f2c-959f-e8eb1b29ef5b"><gml:timePosition>2024-09-22T11:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.bc2d963a-d526-4f70-9080-fc4d9ddca74c"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.0574cb81-4ed3-4e13-99ed-fb3833c10c6c"><aixm:upperLimit uom="FL">150</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.81933421-4167-45fb-9521-12892bcdea6f" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.100 -78.083 -0.050 -78.117 -0.083 -77.667 -0.067 -77.650 0.100 -78.083</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>VA EMS OBSD IN STLT IMG MOVG APPRX 20 NM NW FM SUMMIT. A MORE W MVMT EXP THRU T+12 HRS, AND A MORE WNW MVMT EXP BY T+18 HRS. MVMT AND HGT BASED ON STLT OBS AND NWP MDLS. ...BERTALAN</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.5d2e9d8f-d196-4c5e-b63f-8183fe15fc8a"><gml:timePosition indeterminatePosition="before">2024-09-21T23:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES211743_C_KNES_20240921174504.xml</bulletinIdentifier></MeteorologicalBulletin>