Overall Green Volcanic eruption for Chikurachki in Russia on 21 Sep 2026 00:00 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve awareness, information exchange and coordination in the first phase after major sudden-onset disasters.

Overall Green Volcanic eruption for Chikurachki

in Russia

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.

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)

21 Sep 00:00 21 Sep 06:00 21 Sep 11:50 21 Sep 14:22

21/09 14:22 2026-5 TOKYO

21/09 11:50 2026-4 TOKYO

21/09 06:00 2026-3 TOKYO

Volcanic Ash Advisory issued on 2026-09-21 at 14:22 UTC.

Key information extracted from original VAA message :

Volcanic ash at 2026-09-21 14:00 UTC flight level 90 (2700m) extend north east.
None.

Original Message :

Received FVFE01 at 14:22 UTC, 21/09/26 from RJTD
VA ADVISORY
DTG: 20260921/1422Z
VAAC: TOKYO
VOLCANO: CHIKURACHKI 290360
PSN: N5019 E15528
AREA: KURIL ISLANDS
SOURCE ELEV: 1781M AMSL
ADVISORY NR: 2026/5
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA AT 20260921/1400Z FL090 EXTD NE
OBS VA DTG: 21/1400Z
OBS VA CLD: SFC/FL090 N5021 E15524 - N5038 E15540 - N5031 E15548 - N5017 E15530 MOV NE 10KT
N5017 E15530 MOV NE 10KT
FCST VA CLD +6 HR: 21/2000Z SFC/FL090 N5111 E15759 - N5041 E15752 - N5014 E15525 - N5105 E15441 - N5128 E15440
N5014 E15525 - N5105 E15441 - N5128 E15440
FCST VA CLD +12 HR: 22/0200Z SFC/FL110 N5118 E16015 - N5043 E15927 - N5015 E15526 - N5336 E15420
N5015 E15526 - N5336 E15420
FCST VA CLD +18 HR: 22/0800Z SFC/FL130 N5240 E16201 - N5058 E16211 - N5007 E15517 - N5451 E15441 - N5520 E15525
N5007 E15517 - N5451 E15441 - N5520 E15525
RMK: NIL
NXT ADVISORY: 20260921/1800Z=

Volcanic Ash Advisory issued on 2026-09-21 at 11:50 UTC.

Key information extracted from original VAA message :

Volcanic ash is not identifiable in satellite imagery.
Volcanic ash is not identifiable due to meteorological cloud or has dissipated. We will issue further advisory if volcanic ash detected in satellite imagery.

Original Message :

Received FVFE01 at 11:50 UTC, 21/09/26 from RJTD
VA ADVISORY
DTG: 20260921/1150Z
VAAC: TOKYO
VOLCANO: CHIKURACHKI 290360
PSN: N5019 E15528
AREA: KURIL ISLANDS
SOURCE ELEV: 1781M AMSL
ADVISORY NR: 2026/4
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA IS NOT IDENTIFIABLE IN SATELLITE IMAGERY.
OBS VA DTG: 21/1120Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND FL180 240/33KT
FCST VA CLD +6 HR: NOT AVBL
FCST VA CLD +12 HR: NOT AVBL
FCST VA CLD +18 HR: NOT AVBL
RMK: VA IS NOT IDENTIFIABLE DUE TO MET CLOUD OR HAS DISSIPATED. WE
WILL ISSUE FURTHER ADVISORY IF VA DETECTED IN SATELLITE IMAGERY.
NXT ADVISORY: NO FURTHER ADVISORIES=

Volcanic Ash Advisory issued on 2026-09-21 at 06:00 UTC.

Key information extracted from original VAA message :

Volcanic ash emissions continuing.
Some part of volcanic ash obscured by meteorological cloud.

Original Message :

Received FVFE01 at 06:00 UTC, 21/09/26 from RJTD
VA ADVISORY
DTG: 20260921/0600Z
VAAC: TOKYO
VOLCANO: CHIKURACHKI 290360
PSN: N5019 E15528
AREA: KURIL ISLANDS
SOURCE ELEV: 1781M AMSL
ADVISORY NR: 2026/3
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA EMISSIONS CONTINUING
OBS VA DTG: 21/0520Z
OBS VA CLD: SFC/FL150 N5026 E15530 - N5040 E15738 - N4941 E15740 - N4946 E15726 - N5021 E15723 - N5017 E15528 MOV E 15KT
N4946 E15726 - N5021 E15723 - N5017 E15528 MOV E 15KT
FCST VA CLD +6 HR: 21/1120Z SFC/FL180 N5020 E16102 - N4912 E15835 - N5013 E15744 - N5018 E15518 - N5205 E15928
N5013 E15744 - N5018 E15518 - N5205 E15928
FCST VA CLD +12 HR: 21/1720Z SFC/FL180 N5103 E16457 - N4918 E15931 - N5005 E15921 - N5025 E15526 - N5313 E16208
N5005 E15921 - N5025 E15526 - N5313 E16208
FCST VA CLD +18 HR: NO VA EXP
RMK: SOME PART OF VA OBSCURED BY MET CLOUD.
NXT ADVISORY: 20260921/1200Z=

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