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<MeteorologicalBulletin gml:id="uuid.8f7d0480-9524-4d5a-a1d5-8047df820636" 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.3a89d774-f01c-4477-a4b6-0d4202af709f" 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.61b9e6a5-8a37-41ac-a25b-865fc0d30823"><gml:timePosition>2023-04-03T17:45:00Z</gml:timePosition></gml:TimeInstant></issueTime><issuingVolcanicAshAdvisoryCentre><Unit gml:id="uuid.13ef69c1-b4cb-4fe1-8dca-646472d08909" xmlns="http://www.aixm.aero/schema/5.1.1"><timeSlice><UnitTimeSlice gml:id="uuid.a266f926-29db-4c0d-b152-9c8cb0a1786c"><gml:validTime /><interpretation>SNAPSHOT</interpretation><name>WASHINGTON</name><type>OTHER:VAAC</type></UnitTimeSlice></timeSlice></Unit></issuingVolcanicAshAdvisoryCentre><volcano><EruptingVolcano gml:id="uuid.a145f537-1f23-44b0-8f96-e0d4618959a7" xmlns="http://def.wmo.int/metce/2013"><name>COTOPAXI 352050</name><position><gml:Point axisLabels="Lat Long" gml:id="uuid.a702bd41-415c-4c79-aae3-61739002dda3" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:pos>-0.667 -78.433</gml:pos></gml:Point></position><eruptionDate>2023-04-03T17:45:00Z</eruptionDate></EruptingVolcano></volcano><stateOrRegion>ECUADOR</stateOrRegion><summitElevation uom="[ft_i]">19393</summitElevation><advisoryNumber>2023/159</advisoryNumber><informationSource>GOES-16. WEBCAM. NWP MODELS.</informationSource><eruptionDetails>VA EMS OBS</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.41a54e66-e539-4cd1-9aa3-3a99e419f476" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.d03b9821-7828-4277-9787-b0c2a1cb4a7c"><gml:timePosition>2023-04-03T17:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.5d1d3285-9ee7-4014-9d56-c38359a8c522"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.eb770bff-3326-4af3-8857-c999b7e419f8"><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.e3a60c30-3371-4877-9743-666f2f8dfe7f" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.550 -78.683 -0.717 -78.717 -0.683 -78.433 -0.667 -78.433 -0.550 -78.683</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]">10</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.d9507a45-b949-4571-9219-aa5dc4581a04" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.1779f270-ccaa-4d7d-8211-2129fdecbd3f"><gml:timePosition>2023-04-03T23:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.7e9d1e6b-8c49-4218-9058-165b3d5632bf"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.79ad6d52-2343-4659-83fd-205b8ecd3df4"><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.1e015376-ed3a-436d-84fd-a850a59093f8" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-0.633 -78.834 -0.867 -78.817 -0.683 -78.433 -0.667 -78.433 -0.633 -78.834</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.6a90b813-deeb-453c-a939-13903a537df0" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.6e9251e8-229d-4b13-beed-971271429eb8"><gml:timePosition>2023-04-04T05:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.b26488eb-b1cb-4f76-abdd-2b20c778b023" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.71e95a71-4e3a-44d9-a044-fab32aea4d7d"><gml:timePosition>2023-04-04T11:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>NEW VA EMS OBS IN STLT IMAGERY AND WEBCAM MOVG WNW FM SUMMIT APPRX 15NM. SIGMET RCVD. VA FCST THRU T+6 HRS BASED ON NWP MDLS. ...COVERDALE</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.76f17026-6402-4470-adaa-8e413d1773e9"><gml:timePosition indeterminatePosition="before">2023-04-03T23:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES031745_C_KNES_20230403174606.xml</bulletinIdentifier></MeteorologicalBulletin>