VA ADVISORY
DTG: 20210530/2046Z
VAAC: TOULOUSE
VOLCANO: NYIRAGONGO 223030
PSN: S0131 E02915
AREA: AFRICA (CENTRAL)
SUMMIT ELEV: 3470M
ADVISORY NR: 2021/36
INFO SOURCE:  OVG VONA, SAT IMAGERY
AVIATION COLOUR CODE: RED
ERUPTION DETAILS:ERUPTION AT 20210522/1630Z ERUPTION STILL ONGOING
OBS VA DTG: 30/2100Z
OBS VA CLD: SFC/FL230 S0139 E02939 - S0157 E02930 - S0121 E02812 - S0042 E02839 - S0139 E02939 MOV NW 10KT
FCST VA CLD +6 HR: 31/0300Z SFC/FL230 S0139 E03109 - S0154 E03054 - S0142 E02730 - N0006 E02803 - S0109 E02930 - S0139 E03109 
FCST VA CLD +12 HR: 31/0900Z SFC/FL230 S0139 E03109 - S0154 E03054 - S0142 E02730 - N0006 E02803 - S0109 E02930 - S0139 E03109 
FCST VA CLD +18 HR: 31/1500Z SFC/FL230 S0139 E03109 - S0154 E03054 - S0142 E02730 - N0006 E02803 - S0109 E02930 - S0139 E03109 
RMK:  VA OBSERVATION BY SAT IMAGERY IS DIFFICULT DUE TO CLOUD MASK, BUT GROUND OBSERVATIONS STILL REPORT VA IN THE VICINITY OF THE VOLCANO. 
NXT ADVISORY: NO LATER THAN 20210531/0300Z=