VA ADVISORY
DTG: 20210526/0258Z
VAAC: TOULOUSE
VOLCANO: NYIRAGONGO 223030
PSN: S0131 E02915
AREA: AFRICA (CENTRAL)
SUMMIT ELEV: 3470M
ADVISORY NR: 2021/17
INFO SOURCE: SAT IMAGERY, OVG VONA
AVIATION COLOUR CODE: RED
ERUPTION DETAILS:ERUPTION AT 20210522/1630Z ERUPTION STILL ONGOING
OBS VA DTG: 26/0300Z
OBS VA CLD: SFC/FL200 S0127 E02857 - S0130 E02936 - S0312 E02948 - S0315 E02818 - S0215 E02815 - S0127 E02857 MOV S 10KT
FCST VA CLD +6 HR: 26/0900Z SFC/FL200 S0127 E02857 - S0130 E02936 - S0354 E03006 - S0354 E02809 - S0236 E02809 - S0127 E02857 
FCST VA CLD +12 HR: 26/1500Z SFC/FL200 S0127 E02857 - S0130 E02936 - S0406 E03009 - S0406 E02809 - S0300 E02754 - S0127 E02857 
FCST VA CLD +18 HR: 26/2100Z SFC/FL200 S0127 E02857 - S0130 E02936 - S0406 E03009 - S0406 E02809 - S0300 E02754 - S0127 E02857 
RMK:  VA CLOUD DETECTABLE ON SAT IMAGERY, SLOWLY DRIFTING TOWARDS SOUTH. TOP CLOUD ESTIMATED AT 6000M.
NXT ADVISORY: NO LATER THAN 20210526/0900Z=