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NWP MODELS.</informationSource><eruptionDetails>FRQ VA EMS OBSD</eruptionDetails><observation><VolcanicAshObservedOrEstimatedConditions gml:id="uuid.80a34b11-7d8a-43bd-87b6-413d7f33456a" isEstimated="false" status="IDENTIFIABLE"><phenomenonTime><gml:TimeInstant gml:id="uuid.664ff244-8b36-432a-8144-440c1a2d2aa7"><gml:timePosition>2025-08-14T14:20:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudObservedOrEstimated gml:id="uuid.9dc5b931-8a95-42fa-955a-f4a04b579b70"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.bcc4cbcc-a51e-4718-98ce-3aa1169d9a61"><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.32f3bf51-8e22-4ca2-a117-66b354799964" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="13">15.183 -92.117 15.133 -92.083 15.117 -91.967 15.000 -91.834 14.917 -91.800 14.817 -91.733 14.733 -91.567 14.767 -91.550 14.834 -91.733 14.984 -91.783 15.083 -91.834 15.167 -91.984 15.183 -92.117</gml:posList></gml:LinearRing></gml:exterior></gml:PolygonPatch></gml:patches></aixm:Surface></aixm:horizontalProjection></aixm:AirspaceVolume></ashCloudExtent><directionOfMotion uom="deg">315</directionOfMotion><speedOfMotion uom="[kn_i]">20</speedOfMotion></VolcanicAshCloudObservedOrEstimated></ashCloud></VolcanicAshObservedOrEstimatedConditions></observation><forecast><VolcanicAshForecastConditions gml:id="uuid.56ed3faf-a465-4d5c-bc3c-2e1d0d5a1826" status="PROVIDED"><phenomenonTime><gml:TimeInstant gml:id="uuid.8b151610-b55d-415a-8873-26ebf55daa4f"><gml:timePosition>2025-08-14T20:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime><ashCloud><VolcanicAshCloudForecast gml:id="uuid.fda1062d-2f6e-4717-8655-153a2faaa0b8"><ashCloudExtent><aixm:AirspaceVolume gml:id="uuid.8144d83e-b3f8-42ae-8f71-75542b1d138e"><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.d764fb7c-23a2-4026-b6e9-428f805eeaf5" srsDimension="2" srsName="http://www.opengis.net/def/crs/EPSG/0/4326"><gml:patches><gml:PolygonPatch><gml:exterior><gml:LinearRing><gml:posList count="5">14.817 -91.984 14.767 -91.967 14.733 -91.533 14.767 -91.533 14.817 -91.984</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.aa612a32-5213-49db-a327-1b5e8a15503c" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.cc16e412-6e93-44d3-8ea1-24b0cb76e640"><gml:timePosition>2025-08-15T02:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><forecast><VolcanicAshForecastConditions gml:id="uuid.cfa9be41-a662-4325-abe7-56760994e9e1" status="NO_VOLCANIC_ASH_EXPECTED"><phenomenonTime><gml:TimeInstant gml:id="uuid.c8cfb1f8-bc1b-41e9-94b9-f77c2de5410d"><gml:timePosition>2025-08-15T08:30:00Z</gml:timePosition></gml:TimeInstant></phenomenonTime></VolcanicAshForecastConditions></forecast><remarks>CORRECTION FOR HEADER NUMBER. FRQ VA EMS OBSD IN SAT AND VA CLDS EXTED APPX 30 NM NW FM SUMMIT. NWP MDL FCST BACKING THRU T+6HRS. ...ZENG</remarks><nextAdvisoryTime><gml:TimeInstant gml:id="uuid.a4f3e78c-27c1-4d4a-943a-2801b63e6bf9"><gml:timePosition indeterminatePosition="before">2025-08-14T21:30:00Z</gml:timePosition></gml:TimeInstant></nextAdvisoryTime></VolcanicAshAdvisory></meteorologicalInformation><bulletinIdentifier>A_LUXX22KNES141526CCA_C_KNES_20250814152810.xml</bulletinIdentifier></MeteorologicalBulletin>