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<MeteorologicalBulletin gml:id="uuid.d14c22a5-a93c-4b9f-8ca8-9154273a5a79" 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.f2bf04b5-2001-4c45-ba3d-f4906a487813" 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.95190521-e8e6-4c9c-bf87-cde4f40e9c52"><gml:timePosition>2025-02-27T06:58:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.c3c85f6f-975a-4be6-8c59-a2636d4deef5" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.1d640a9b-d670-412f-9d89-b396338cfa08"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.27c7f813-8409-4b36-97d9-aab7d4b38261" xmlns="http://def.wmo.int/metce/2013"><name>REVENTADOR 352010</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.d74fd3c3-ec55-408c-892d-4da178a54526" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.083 -77.650</gml:pos></gml:Point></position><eruptionDate>2025-02-27T06:58:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">11686</summitElevation><advisoryNumber>2025/169</advisoryNumber><informationSource>GOES-16. VONA. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>OCNL VA EMS.</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.a214255f-1851-426d-9cca-f431d3de90cf" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.4dc57250-f119-4200-b837-3f2d39e330fb"><gml:timePosition>2025-02-27T06:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.9bcf7cc0-f066-4cb4-afdf-74c99f845f2d"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.dc7390b7-631c-480d-8c01-d4649f1217f3"><aixm:upperLimit uom="FL">160</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.24d0791f-f160-43e5-a5ea-d17d53ed26e7" srsDimension="2" 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gml:id="uuid.60275474-687a-4aaf-9875-0005a359d241"><aixm:upperLimit uom="FL">160</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.81dc7913-8a59-434e-8230-269b6600b0a6" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.067 -78.067 -0.083 -78.083 -0.083 -77.650 -0.067 -77.650 0.067 -78.067</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.511db499-7c49-421c-b898-28030974093f" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.ee5a6f81-562a-4ffe-a84c-95b3948b8f01"><gml:timePosition>2025-02-27T18:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.43461f2b-8046-4ba0-ac6a-f22e18d4db50"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.b20dbafb-8717-449f-b8c9-9c2fd90d678e"><aixm:upperLimit uom="FL">160</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.f9fb80b2-75d3-4954-9941-a595e84115e6" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">0.117 -78.033 -0.033 -78.083 -0.083 -77.650 -0.067 -77.667 0.117 -78.033</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.f731a066-e1c1-44e9-aa70-4f252314f763" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.f5c68460-f351-45a6-8c8c-b40db053d672"><gml:timePosition>2025-02-28T00:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.823ce189-b012-454e-8012-e8818956e449"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.38c2ba68-fa19-4593-847e-3828d9efdef5"><aixm:upperLimit uom="FL">160</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.2b24d9fc-0efa-4304-addd-ab1e437cafc7" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.067 -77.650 -0.083 -78.067 -0.233 -78.017 -0.083 -77.650 -0.067 -77.650</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent></VolcanicAshCloudForecast></ashCloud></VolcanicAshForecastConditions></forecast><remarks>MULT VA CLDS OBSD MOVG W SINCE PREV ADVY. WEBCAM SHOWS VOLC ACT AT SUMMIT. FL ESTD FM NWP MDLS. NWP MDSL FCST VA TO SLOWLY VEER THRU T+12 THEN SHFT TO MOVG WSW BY T+18. ...HOSLEY</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.3d90ed6a-9579-418c-ba19-63e8a6a51137"><gml:timePosition indeterminatePosition="before">2025-02-27T13:00:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX21KNES270658_C_KNES_20250227065834.xml</bulletinIdentifier></MeteorologicalBulletin>