Kategorie: Climate Change

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows:

FVAU01 at 15:33 UTC, 20/12/25 from ADRM
VA ADVISORY
DTG: 20251220/1536Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2025/1421
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBSERVED 20/1437Z MOV E
EST VA DTG: 20/1520Z
EST VA CLD: SFC/FL070 N0128 E12735 – N0133 E12735 – N0143
E12803 – N0121 E12805 MOV E 15KT
FCST VA CLD +6 HR: 20/2120Z SFC/FL070 N0128 E12735 – N0134
E12735 – N0147 E12758 – N0132 E12808 – N0118 E12800
FCST VA CLD +12 HR: 21/0320Z SFC/FL070 N0128 E12734 – N0134
E12735 – N0143 E12756 – N0130 E12806 – N0117 E12757
FCST VA CLD +18 HR: 21/0920Z SFC/FL070 N0129 E12734 – N0135
E12737 – N0138 E12801 – N0123 E12805 – N0113 E12752
RMK: VA NOT IDENTIFIABLE ON RECENT SATELLITE IMAGERY DUE TO
MET CLOUD. VA HEIGHT AND MOVEMENT BASED ON GROUND REPORTS
AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251220/2136Z=

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows:

FVAU03 at 12:58 UTC, 20/12/25 from ADRM
VA ADVISORY
DTG: 20251220/1300Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2025/1065
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBS AT 20/0220Z MOV NE
EST VA DTG: 20/1240Z
EST VA CLD: SFC/FL070 N0140 E12751 – N0146 E12751 – N0154
E12817 – N0144 E12824 – N0134 E12818 MOV E 15KT
FCST VA CLD +6 HR: 20/1840Z SFC/FL070 N0140 E12751 – N0146
E12751 – N0157 E12813 – N0146 E12823 – N0131 E12816
FCST VA CLD +12 HR: 21/0040Z SFC/FL070 N0140 E12751 – N0146
E12750 – N0158 E12813 – N0147 E12823 – N0133 E12817
FCST VA CLD +18 HR: 21/0640Z SFC/FL070 N0141 E12751 – N0147
E12751 – N0152 E12815 – N0140 E12821 – N0128 E12812
RMK: VA NOT IDENTIFIABLE ON LATEST SAT IMAGERY DUE TO MET
CLOUD, HOWEVER EMISSION IS EXPECTED TO BE ONGOING. VA HEIGHT
AND FORECAST BASED ON SAT IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251220/1900Z=

Satellite image of Ibu volcano on 20 Dec 2025

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows:

FVAU01 at 03:36 UTC, 20/12/25 from ADRM
VA ADVISORY
DTG: 20251220/0336Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2025/1419
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBSERVED 20/0040Z MOV NE
EST VA DTG: 20/0310Z
EST VA CLD: SFC/FL070 N0127 E12737 – N0130 E12735 – N0151
E12755 – N0137 E12805 MOV NE 15KT
FCST VA CLD +6 HR: 20/0910Z SFC/FL070 N0127 E12736 – N0131
E12735 – N0147 E12759 – N0127 E12804
FCST VA CLD +12 HR: 20/1510Z SFC/FL070 N0128 E12735 – N0132
E12735 – N0143 E12801 – N0126 E12805 – N0124 E12745
FCST VA CLD +18 HR: 20/2110Z SFC/FL070 N0127 E12736 – N0132
E12735 – N0144 E12800 – N0126 E12804 – N0122 E12746
RMK: VA IDENTIFIABLE ON RECENT SATELLITE IMAGERY. VA HEIGHT
AND MOVEMENT BASED ON SAT OBSERVATION, GROUND REPORTS AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251220/0936Z=

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 7000 ft (2100 m) altitude or flight level 070 .
The full report is as follows:

FVAU03 at 00:56 UTC, 20/12/25 from ADRM
VA ADVISORY
DTG: 20251220/0100Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2025/1063
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBS AT 20/0040Z MOV NE
OBS VA DTG: 20/0040Z
OBS VA CLD: SFC/FL070 N0140 E12752 – N0142 E12750 – N0203
E12806 – N0201 E12815 – N0152 E12815 MOV NE 15KT
FCST VA CLD +6 HR: 20/0640Z SFC/FL070 N0139 E12752 – N0142
E12750 – N0203 E12807 – N0159 E12818 – N0146 E12817
FCST VA CLD +12 HR: 20/1240Z SFC/FL070 N0143 E12751 – N0156
E12814 – N0148 E12823 – N0137 E12818 – N0139 E12752
FCST VA CLD +18 HR: 20/1840Z SFC/FL070 N0143 E12750 – N0153
E12816 – N0144 E12823 – N0133 E12817 – N0139 E12751
RMK: VA IDENTIFIABLE ON LATEST SAT IMAGERY. MET CLD OBSC
AREA. VA HEIGHT AND FORECAST BASED ON RECENT ACTIVITY AND
MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251220/0700Z=

Explosive activity continues. Volcanic Ash Advisory Center (VAAC) Darwin warned about a volcanic ash plume that rose up to estimated 15000 ft (4600 m) altitude or flight level 150 and is moving at 05 kts in E direction.
The full report is as follows:

FVAU02 at 23:10 UTC, 19/12/25 from ADRM
VA ADVISORY
DTG: 20251219/2310Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2025/1449
INFO SOURCE: CVGHM, HIMAWARI-9, WEBCAM
ERUPTION DETAILS: VA TO FL150 LAST REPORTED AT 19/2253Z
OBS VA DTG: 19/2253Z
OBS VA CLD: SFC/FL150 S0809 E11251 – S0802 E11251 – S0753
E11315 – S0806 E11323 – S0820 E11315 MOV E 05KT
FCST VA CLD +6 HR: 20/0453Z SFC/FL150 S0809 E11251 – S0802
E11251 – S0753 E11317 – S0806 E11323 – S0820 E11315
FCST VA CLD +12 HR: 20/1053Z SFC/FL150 S0809 E11251 – S0802
E11251 – S0753 E11317 – S0806 E11323 – S0820 E11315
FCST VA CLD +18 HR: 20/1653Z SFC/FL150 S0809 E11251 – S0802
E11251 – S0754 E11318 – S0806 E11323 – S0819 E11317
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
MET CLOUD. RECENT GROUND REPORTS INDICATE INTERMITTENT
DISCRETE EMISSIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED
ON HIMAWARI-9 SATELLITE IMAGERY, GROUND REPORTS AND MODEL
GUIDANCE.
NXT ADVISORY: NO LATER THAN 20251220/0510Z=