Kategorie: Climate Change

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin:

FVAU01 at 22:32 UTC, 27/08/26 from ADRM
VA ADVISORY
DTG: 20260827/2230Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/679
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBS AT 27/2210Z MOV NE
EST VA DTG: 27/2210Z
EST VA CLD: SFC/FL070 N0135 E12753 - N0143 E12745 - N0220
 E12754 - N0223 E12816 - N0210 E12830 - N0149 E12831 MOV NE
 10KT
FCST VA CLD +6 HR: 28/0410Z SFC/FL070 N0135 E12751 - N0145
 E12743 - N0232 E12808 - N0221 E12846 - N0148 E12849
FCST VA CLD +12 HR: 28/1010Z SFC/FL070 N0135 E12753 - N0143
 E12744 - N0226 E12819 - N0216 E12851 - N0145 E12852
FCST VA CLD +18 HR: 28/1610Z SFC/FL070 N0135 E12752 - N0143
 E12745 - N0227 E12815 - N0217 E12846 - N0145 E12852
RMK: VA IDENTIFIABLE ON SATELLITE IMAGERY MOVING NE.
 EMISSIONS EXPECTED TO BE ONGOING. VA HEIGHT AND MOVEMENT
 BASED ON SATELLITE IMAGERY AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260828/0430Z=

The Volcanic Ash Advisory Center (VAAC) Darwin issued the following bulletin.
Original VAAC bulletin:

FVAU04 at 19:47 UTC, 27/08/26 from ADRM
VA ADVISORY
DTG: 20260827/1950Z
VAAC: DARWIN
VOLCANO: LEWOTOBI 264180
PSN: S0833 E12246
AREA: INDONESIA
SOURCE ELEV: 1703M AMSL
ADVISORY NR: 2026/431
INFO SOURCE: CVGHM
ERUPTION DETAILS: VA ERUPTION LAST REPORTED AT 27/1926Z
EST VA DTG: 27/1930Z
EST VA CLD: SFC/FL090 S0835 E12251 - S0857 E12218 - S0839
 E12200 - S0820 E12209 - S0828 E12249 MOV W 10KT
FCST VA CLD +6 HR: 28/0130Z SFC/FL090 S0836 E12251 - S0859
 E12219 - S0848 E12159 - S0827 E12212 - S0828 E12249
FCST VA CLD +12 HR: 28/0730Z SFC/FL090 S0836 E12249 - S0847
 E12213 - S0834 E12201 - S0821 E12211 - S0829 E12248
FCST VA CLD +18 HR: 28/1330Z SFC/FL090 S0828 E12249 - S0836
 E12252 - S0858 E12211 - S0844 E12155 - S0822 E12205
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
 CLOUD, HOWEVER MULTIPLE REPORTS SUGGEST INTERMITTENT
 ERUPTIONS ARE ONGOING. HEIGHT AND FORECAST BASED ON GROUND
 REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260828/0150Z=

An ash eruption was observed at Semeru at 27 August 2026, 09:40 UTC. Ash height and movement are estimated from earlier satellite imagery, ground reports, and model guidance; volcanic ash was not identifiable on current satellite imagery.
Original VAAC bulletin:

FVAU02 at 15:58 UTC, 27/08/26 from ADRM
VA ADVISORY
DTG: 20260827/1600Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/979
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA ERUPTION OBS AT 27/0940Z
EST VA DTG: 27/1540Z
EST VA CLD: SFC/FL150 S0800 E11249 - S0745 E11306 - S0750
 E11323 - S0828 E11319 - S0838 E11250 - S0809 E11246 MOV E
 05KT
FCST VA CLD +6 HR: 27/2140Z SFC/FL150 S0801 E11249 - S0750
 E11316 - S0759 E11320 - S0840 E11314 - S0837 E11247 - S0809
 E11246
FCST VA CLD +12 HR: 28/0340Z SFC/FL150 S0806 E11249 - S0800
 E11253 - S0801 E11319 - S0820 E11323 - S0844 E11313 - S0838
 E11251
FCST VA CLD +18 HR: 28/0940Z SFC/FL150 S0808 E11248 - S0757
 E11254 - S0753 E11319 - S0810 E11326 - S0832 E11313 - S0837
 E11249
RMK: VA NOT IDENTIFIABLE ON CURRENT SATELLITE IMAGERY.
 GROUND REPORTS INDICATE ONGOING ERUPTIONS. VA HEIGHT AND
 MOVEMENT BASED ON PAST SATELLITE IMAGERY, GROUND REPORTS AND
 MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260827/2200Z=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin:

FVAU01 at 10:23 UTC, 27/08/26 from ADRM
VA ADVISORY
DTG: 20260827/1030Z
VAAC: DARWIN
VOLCANO: DUKONO 268010
PSN: N0142 E12754
AREA: INDONESIA
SOURCE ELEV: 1229M AMSL
ADVISORY NR: 2026/677
INFO SOURCE: HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 OBS AT 27/0410Z MOV NE
EST VA DTG: 27/1010Z
EST VA CLD: SFC/FL070 N0136 E12754 - N0141 E12745 - N0222
 E12754 - N0241 E12831 - N0158 E12857 MOV NE 10KT
FCST VA CLD +6 HR: 27/1610Z SFC/FL070 N0134 E12753 - N0140
 E12746 - N0234 E12825 - N0205 E12855 - N0144 E12854
FCST VA CLD +12 HR: 27/2210Z SFC/FL070 N0136 E12752 - N0141
 E12745 - N0214 E12750 - N0215 E12821 - N0201 E12839 - N0141
 E12843
FCST VA CLD +18 HR: 28/0410Z SFC/FL070 N0136 E12747 - N0146
 E12743 - N0231 E12826 - N0215 E12903 - N0138 E12856
RMK: VA NOT IDENTIFIABLE ON LATEST SATELLITE IMAGERY DUE TO
 MET CLOUD, HOWEVER EMISSIONS EXPECTED TO BE ONGOING. VA
 HEIGHT AND MOVEMENT BASED ON SATELLITE IMAGERY AND MODEL
 GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260827/1630Z=

Satellite image of Ibu volcano on 27 Aug 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 7000 ft (2100 m), or flight level 070.
Original VAAC bulletin:

FVAU03 at 07:36 UTC, 27/08/26 from ADRM
VA ADVISORY
DTG: 20260827/0740Z
VAAC: DARWIN
VOLCANO: IBU 268030
PSN: N0129 E12738
AREA: INDONESIA
SOURCE ELEV: 1325M AMSL
ADVISORY NR: 2026/970
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL070 OBS AT 27/0720Z MOV NE
OBS VA DTG: 27/0720Z
OBS VA CLD: SFC/FL070 N0124 E12738 - N0130 E12730 - N0208
 E12749 - N0146 E12816 MOV NE 15KT
FCST VA CLD +6 HR: 27/1320Z SFC/FL070 N0124 E12736 - N0130
 E12732 - N0207 E12757 - N0153 E12820 - N0130 E12820
FCST VA CLD +12 HR: 27/1920Z SFC/FL070 N0124 E12739 - N0131
 E12732 - N0204 E12754 - N0148 E12819 - N0126 E12817
FCST VA CLD +18 HR: 28/0120Z SFC/FL070 N0124 E12737 - N0132
 E12733 - N0207 E12755 - N0152 E12820 - N0124 E12814
RMK: VA EMISSIONS OBS ON LATEST SATELLITE IMAGERY. EMISSIONS
 EXPECTED TO BE ONGOING. VA HEIGHT AND MOVEMENT BASED ON
 SATELLITE IMAGERY, GROUND REPORTS AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260827/1340Z=