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NWP MODELS.</informationSource><eruptionDetails>VA EM DETECTED</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.76201ade-6c62-4872-8f84-943f2de810c5" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.31858837-eb81-40ab-b9da-60b9a1dc12ad"><gml:timePosition>2025-12-12T20:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.32e1d866-6a86-448b-b770-a1cd305e8267"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.476fd0b1-e0d9-4211-beb2-a967965140c1"><aixm:upperLimit uom="FL">200</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.57484850-3d12-4076-a9de-77a215145b77" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.967 -78.683 -2.150 -78.667 -2.033 -78.317 -1.984 -78.333 -1.967 -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.00ea9b80-00ed-4046-809f-45afff716a60" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.4c6a2f29-6491-4750-a4cb-d923a872fbb5"><gml:timePosition>2025-12-13T02:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.aa98dc4a-8581-4404-8450-f719d6c337a9"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.52b00918-3db7-4db6-91b6-c3a080ed298c"><aixm:upperLimit uom="FL">200</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.041e769f-6cb6-4a55-a1dc-a3a6140cb022" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.867 -78.733 -2.083 -78.750 -2.033 -78.333 -2.000 -78.317 -1.867 -78.733</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.6bd17d0a-9787-4f7f-b0ae-0cf758e5f1cd" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.5aa06a9a-8974-4b6e-b387-c07af2dd1fef"><gml:timePosition>2025-12-13T08:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.af0bbd43-ede1-4b84-b208-b8c02bf1e259"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.d5b6ea88-1653-4aca-8c49-99b8f37d23a1"><aixm:upperLimit uom="FL">200</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.7c9183e3-57da-4cab-ad74-3f7793eb1f20" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.783 -78.717 -2.033 -78.783 -2.033 -78.317 -1.984 -78.333 -1.783 -78.717</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.86fcbe04-b262-4716-990e-715789c27b00" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.7306a70a-a6d4-4bc0-829d-f88288f534c8"><gml:timePosition>2025-12-13T14:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EM SIGNATURE OBS IN STLT IMG MOVNG W FM SUMMIT. EXP MOVNT TO SHIFT TO WNW THRU T+12 HRS. FL BSD ON PAST ACTIVITY. FCST BSD ON NWP MDLS. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.5736d3f3-9851-4013-9266-8f51740e2c19"><gml:timePosition indeterminatePosition="before">2025-12-13T02:45:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES122046_C_KNES_20251212204814.xml</bulletinIdentifier></MeteorologicalBulletin>