IMPORTANT: ALWAYS CONSULT LATEST NOTAMS;  VOLCANIC ASH NOTAMS; ASHTAMS; OFFICIAL LONDON VAAC VOLCANIC ASH ADVISORY AND VOLCANIC ASH GRAPHICS; AND MET WATCH OFFICE VOLCANIC ASH SIGMETS
VOLCANO: LANGJOKULL 371080
PSN: N6451 W01947
VOLCANIC ASH CONCENTRATION: HIGH; 4000 MICROGRAMS PER CUBIC METRE CONTOUR
ISSUE TYPE: EXERCISE
MODEL RUN: 20250812/1600
ISSUE TIME: 20250812/1630
VALID: 20250813/0400
FLIGHT LEVEL: FL350/FL550
REMARKS: EXERCISE - PLUME TO 12KM HIGH.
ORIGINATOR: LONDON VAAC
POLY 1
N684844,W0073730
N683730,W0070148
N682230,W0070428
N673730,W0075612
N654528,W0113730
N650156,W0142230
N644011,W0190730
N644029,W0193730
N650431,W0193730
N652049,W0152230
N660420,W0120730
N670730,W0095946
N683730,W0082908
N684844,W0073730
