Overall Green alert Volcanic eruption for Asamayama
in Japan

Volcano Ash Advisories for air traffic

Although Volcano Ash Advisories (VAAC) are not intended for assessing humanitarian impact, the observations of the plume are relevant for understanding local impact. The actual impact (like ash fall) depends on the type of eruption and is not known.

Click on the messages list to visualize on the right the detailed text.



Volcanic Ash Advisory issued on 2019-08-25 at 11:17 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Erupted at 2019-08-25 10:28 UTC flight level 110 (3300m) extend e.
  • We will issue further advisory if volcanic ash is detected in satellite imagery.

Original Message :

Received FVFE01 at 11:17 UTC, 25/08/19 from RJTD
VA ADVISORY
DTG: 20190825/1117Z
VAAC: TOKYO
VOLCANO: ASAMAYAMA 283110
PSN: N3624 E13831
AREA: JAPAN
SUMMIT ELEV: 2568M
ADVISORY NR: 2019/4
INFO SOURCE: HIMAWARI-8 JMA
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: ERUPTED AT 20190825/1028Z FL110 EXTD E
OBS VA DTG: 25/1100Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL110 270/16KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=
Volcanic Ash Advisory issued on 2019-08-25 at 10:38 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Poss eruption at 2019-08-25 10:28 UTC volcanic ash cloud.
  • We will issue further advisory if volcanic ash is detected in satellite imagery.

Original Message :

Received FVFE01 at 10:38 UTC, 25/08/19 from RJTD
VA ADVISORY
DTG: 20190825/1038Z
VAAC: TOKYO
VOLCANO: ASAMAYAMA 283110
PSN: N3624 E13831
AREA: JAPAN
SUMMIT ELEV: 2568M
ADVISORY NR: 2019/3
INFO SOURCE: HIMAWARI-8 JMA
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: POSS ERUPTION AT 20190825/1028Z VA CLD UNKNOWN
OBS VA DTG: 25/1020Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 260/33KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=
Volcanic Ash Advisory issued on 2019-08-07 at 13:21 UTC.

    Key information extracted from original VAA message :


    Aviation Colour Code :  


  • Erupted at 2019-08-07 13:08 UTC flight level 150 (4500m) stnr.
  • We will issue further advisory if volcanic ash is detected in satellite imagery.

Original Message :

Received FVFE01 at 13:37 UTC, 07/08/19 from RJTD
VA ADVISORY
DTG: 20190807/1321Z
VAAC: TOKYO
VOLCANO: ASAMAYAMA 283110
PSN: N3624 E13831
AREA: JAPAN
SUMMIT ELEV: 2568M
ADVISORY NR: 2019/2
INFO SOURCE: HIMAWARI-8 JMA
AVIATION COLOUR CODE: NIL
ERUPTION DETAILS: ERUPTED AT 20190807/1308Z FL150 STNR
OBS VA DTG: 07/1310Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL150 300/3KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: WE WILL ISSUE FURTHER ADVISORY IF VA IS DETECTED IN SATELLITE
IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=