VA ADVISORY
DTG: 20210523/1008Z
VAAC: TOULOUSE
VOLCANO: NYIRAGONGO 223030
PSN: S0131 E02915
AREA: AFRICA (CENTRAL)
SUMMIT ELEV: 3470M
ADVISORY NR: 2021/4
INFO SOURCE: SATELLITE DATA, OVG GOMA
AVIATION COLOUR CODE: UNKNOWN
ERUPTION DETAILS:ERUPTION AT 20210522/1800Z NO SIGNIFICANT ERUPTION DETECTED
OBS VA DTG: 23/1000Z
OBS VA CLD: SFC/FL200 S0127 E02924 - S0151 E02915 - S0142 E02845 - S0106 E02900 - S0127 E02924 MOV E 5KT
FCST VA CLD +6 HR: 23/1600Z NO VA EXP
FCST VA CLD +12 HR: 23/2200Z NO VA EXP
FCST VA CLD +18 HR: 24/0400Z NO VA EXP
RMK:  LAVA FLOW STILL ONGOING AROUND CRATER. FEW ASH CLOUD AND SO2 POSSIBLE NEAR SUMMIT
NXT ADVISORY: NO LATER THAN 20210523/1500Z=