FVXX20 KNES 281930
VA ADVISORY
DTG: 20100528/1930Z

VAAC: WASHINGTON

VOLCANO: PACAYA 1402-11
PSN: N1422 W09035

AREA: GUATEMALA

SUMMIT ELEV: 8373 FT (2552 M)

ADVISORY NR: 2010/007

INFO SOURCE: GOES-13. NAM WINDS. 

ERUPTION DETAILS: LARGE ERUPTION AROUND 28/1800Z

OBS VA DTG: 28/1845Z

OBS VA CLD: SFC/FL420 N1438 W09008 - N1427 W09001
- N1411 W09010 - N1413 W09034 - N1419 W09038 -
N1428 W09044 - N1437 W09038 - N1438 W09008 MOV NW
15KT 

FCST VA CLD +6HR: 29/0100Z SFC/FL420 N1527 W08845
- N1505 W08838 - N1429 W08911 - N1427 W08937 -
N1455 W08942 - N1510 W08940 - N1527 W08845 

FCST VA CLD +12HR: 29/0700Z SFC/FL420 N1607
W08710 - N1557 W08646 - N1449 W08735 - N1438
W08828 - N1438 W08828 - N1450 W08849 - N1546
W08813 - N1607 W08710 

FCST VA CLD +18HR: 29/1300Z SFC/FL420 N1625
W08540 - N1615 W08425 - N1524 W08435 - N1447
W08647 - N1502 W08717 - N1609 W08644 - N1625
W08540 

RMK: LARGE ERUPTION SEEN IN 28/1815Z IMAGE TO
FL420 BASED ON NAM SOUNDING.  MODEL HAS ASH
MOVING TO THE NW THROUGH THE FCST PERIOD.
...LIDDICK

NXT ADVISORY: WILL BE ISSUED BY 20100529/0130Z

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