Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Buenos Aires warned about a volcanic ash plume that rose up to estimated 21000 ft (6400 m) altitude or flight level 210 and is moving at 5 kts in SE direction.
The full report is as follows:
FVAG01 at 05:13 UTC, 06/04/26 from SABM
VA ADVISORY
DTG: 20260406/0520Z
VAAC: BUENOS AIRES
VOLCANO: SABANCAYA 354006
PSN: S1547 W07150
AREA: PERU
SUMMIT ELEV: 19576 FT [5967 M]
ADVISORY NR: 2026/218
INFO SOURCE: GOES-E. GFS. WEBCAM.
AVIATION COLOUR CODE: NOT GIVEN
ERUPTION DETAILS: SPORADIC PUFF EMS
OBS VA DTG: 06/0450Z
OBS VA CLD: SFC/FL210 S1544 W07144 – S1545 W07120
– S1601 W07122 – S1559 W07153 – S1547 W07151 –
S1544 W07144 MOV SE 5KT
FCST VA CLD +6 HR: 06/1050Z SFC/FL210 S1536 W07147
– S1537 W07057 – S1545 W07051 – S1608 W07054 –
S1617 W07111 – S1616 W07149 – S1601 W07154 –
S1548 W07152 – S1536 W07147
FCST VA CLD +12 HR: 06/1650Z SFC/FL210 S1527
W07059 – S1538 W07039 – S1558 W07036 – S1620
W07040 – S1628 W07052 – S1628 W07133 – S1613
W07153 – S1549 W07152 – S1528 W07144 – S1527
W07059
FCST VA CLD +18 HR: 06/2250Z SFC/FL210 S1504
W07017 – S1521 W07006 – S1558 W07010 – S1558
W07146 – S1547 W07153 – S1528 W07149 – S1522
W07147 – S1504 W07115 – S1504 W07017
RMK: VA EMISSION DETECTED ON SATELLITE IMAGERY AT
0400Z. PUFF EMISSION REACHING FL210 …SMN
NXT ADVISORY: WILL BE ISSUED BY 20260406/1120Z=