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NWP MODELS.</informationSource><eruptionDetails>ONGOING VA EM</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.77032d66-c60b-4d9c-9881-ea2ddedab3b8" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.15f2731c-cbda-40a2-8970-d411f4f54dc4"><gml:timePosition>2025-12-27T10:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.82cb29a5-2258-4061-89db-97dfe3e4e1b7"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.b7b8e14a-e54c-4568-b19f-0e52a8d33913"><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.beaf80d9-1331-45e2-9ef0-ff8b00760aa8" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-1.984 -78.367 -2.283 -78.600 -2.367 -78.433 -2.017 -78.300 -1.984 -78.367</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">225</directionOfMotion><speedOfMotion uom="[kn_i]">5</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.0dada270-afde-4355-b45d-c4156edee4f3" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.f48d2c51-84e7-4173-8a61-551e775a6eba"><gml:timePosition>2025-12-27T16:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.13165847-f422-4541-89ac-ed97986a0bbf"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.a5f9094c-a723-4b45-88d6-d5ece7b4bbe4"><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.abc7bb1b-7313-4397-a044-39fda6304aad" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.000 -78.350 -2.383 -78.617 -2.483 -78.367 -2.017 -78.317 -2.000 -78.350</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.10f190c2-5f50-40f6-a724-16bcd735f0f7" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.ee2522c2-0d07-4f34-8c55-6e7bb9d4f67b"><gml:timePosition>2025-12-27T22:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.c63d9a8c-7a1f-4b82-a681-bf6ff958d7ff"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.667645f4-7d97-457c-933e-b0f2aca9a03f"><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.59743c5b-f2c0-4b9e-afda-070678824874" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">-2.000 -78.350 -2.383 -78.650 -2.517 -78.367 -2.017 -78.317 -2.000 -78.350</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.b3a07ccb-b10e-48d1-b521-9faf5432ab0e" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.fe27d995-4840-4a5e-968f-6e11ecec8f0e"><gml:timePosition>2025-12-28T04:00:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>VA EM OBS IN STLT IMG MOVNG SW AT APX 20 NMI FM SUMMIT. EXP CONT SW MOVNT THRU T+12 HRS. FL BSD ON PST ACT. FCST BSD ON NWP MDLS. ...LINER</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.6082d38f-2e1d-43ed-95bb-674fee4d05f3"><gml:timePosition indeterminatePosition="before">2025-12-27T16:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES271025_C_KNES_20251227102630.xml</bulletinIdentifier></MeteorologicalBulletin>