Kategorie: Climate Change

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150, and moving at 05 kts in NE direction.

Original VAAC bulletin:

FVAU02 at 22:42 UTC, 18/08/26 from ADRM
VA ADVISORY
DTG: 20260818/2250Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/943
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 REP AT 18/00650Z
EST VA DTG: 18/2230Z
EST VA CLD: SFC/FL150 S0808 E11253 - S0744 E11253 - S0745
 E11306 - S0754 E11313 - S0808 E11256 MOV NE 05KT
FCST VA CLD +6 HR: 19/0430Z SFC/FL150 S0808 E11253 - S0746
 E11246 - S0743 E11258 - S0749 E11309 - S0809 E11257
FCST VA CLD +12 HR: 19/1030Z SFC/FL150 S0808 E11253 - S0746
 E11246 - S0743 E11258 - S0749 E11309 - S0809 E11257
FCST VA CLD +18 HR: 19/1630Z SFC/FL150 S0808 E11253 - S0746
 E11246 - S0743 E11258 - S0749 E11309 - S0808 E11257
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
 CLOUD. INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA
 HEIGHT AND MOV BASED ON SATELLITE IMAGERY, GROUND REPORTS
 AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260819/0450Z=

Satellite image of Fuego volcano on 18 Aug 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Washington warned of a volcanic ash plume rising to an estimated 14000 ft (4300 m), or flight level 140.

Original VAAC bulletin:

FVXX20 at 18:00 UTC, 18/08/26 from KNES
VA ADVISORY
DTG: 20260818/1754Z

VAAC: WASHINGTON

VOLCANO: FUEGO 342090
PSN: N1428 W09052

AREA: GUATEMALA

SOURCE ELEV: 12346 FT AMSL

ADVISORY NR: 2026/968

INFO SOURCE: GOES-19. NWP MODELS. 

ERUPTION DETAILS: ONGOING VA EMS

OBS VA DTG: 18/1730Z

OBS VA CLD: SFC/FL140 N1428 W09053 - N1427 W09053
- N1407 W09139 - N1419 W09152 - N1428 W09053 MOV
SW 20KT 

FCST VA CLD +6HR: 18/2330Z SFC/FL140 N1428 W09053
- N1428 W09052 - N1410 W09139 - N1423 W09149 -
N1428 W09053 

FCST VA CLD +12HR: 19/0530Z SFC/FL140 N1435
W09133 - N1428 W09053 - N1428 W09052 - N1423
W09133 - N1435 W09133 

FCST VA CLD +18HR: 19/1130Z SFC/FL N1435 W09132 -
N1428 W09053 - N1428 W09053 - N1423 W09133 -
N1435 W09132 

RMK: THIN VA PLUME DETECTED ON STLT MOVG SW OF
SUMMIT TO PACIFIC COAST. MDL WINDS AT FL FCST TO
VEER BY T+12 HR BECMG MORE FM THE E. ...KONON

NXT ADVISORY: WILL BE ISSUED BY 20260819/0000Z

Satellite image of Lewotolo volcano on 18 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:

FVAU05 at 15:03 UTC, 18/08/26 from ADRM
VA ADVISORY
DTG: 20260818/1503Z
VAAC: DARWIN
VOLCANO: LEWOTOLOK 264230
PSN: S0816 E12330
AREA: INDONESIA
SOURCE ELEV: 1423M AMSL
ADVISORY NR: 2026/158
INFO SOURCE: CVGHM, HIMAWARI-9
ERUPTION DETAILS: VA TO FL070 REPORTED AT 18/0847Z
OBS VA DTG: 18/1430Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
 SFC/FL070 090/10KT
FCST VA CLD +6 HR: 18/2030Z NO VA EXP
FCST VA CLD +12 HR: 19/0230Z NO VA EXP
FCST VA CLD +18 HR: 19/0830Z NO VA EXP
RMK: VA FROM VOLCANO LEWOTOLOK HAS NOW DISSIPATED NO SIGNS
 OF NEW OR ONGOING ERUPTION. ADVISORY TERMINATED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.

Original VAAC bulletin:

FVAU02 at 10:45 UTC, 18/08/26 from ADRM
VA ADVISORY
DTG: 20260818/1050Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/941
INFO SOURCE: HIMAWARI-9, CVGHM
ERUPTION DETAILS: VA TO FL150 OBS AT 18/0430Z MOV SE
EST VA DTG: 18/1020Z
EST VA CLD: SFC/FL150 S0804 E11253 - S0750 E11311 - S0801
 E11319 - S0817 E11318 - S0809 E11254 MOV E 10KT
FCST VA CLD +6 HR: 18/1620Z SFC/FL150 S0808 E11255 - S0805
 E11252 - S0746 E11308 - S0802 E11320 - S0816 E11318
FCST VA CLD +12 HR: 18/2220Z SFC/FL150 S0807 E11253 - S0744
 E11257 - S0746 E11312 - S0801 E11319 - S0809 E11255
FCST VA CLD +18 HR: 19/0420Z SFC/FL150 S0809 E11256 - S0808
 E11253 - S0745 E11248 - S0743 E11301 - S0751 E11311
RMK: VA NOT IDENTIFIABLE ON SATELLITE IMAGERY DUE TO MET
 CLOUD. INTERMITTENT VA EMISSIONS EXPECTED TO BE ONGOING. VA
 HEIGHT AND MOV BASED ON SATELLITE IMAGERY, GROUND REPORTS
 AND MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260818/1650Z=

Satellite image of Semeru volcano on 18 Aug 2026

Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.

Original VAAC bulletin:

FVAU02 at 04:50 UTC, 18/08/26 from ADRM
VA ADVISORY
DTG: 20260818/0450Z
VAAC: DARWIN
VOLCANO: SEMERU 263300
PSN: S0806 E11255
AREA: INDONESIA
SOURCE ELEV: 3657M AMSL
ADVISORY NR: 2026/940
INFO SOURCE: HIMAWARI-9, CVGHM, WEBCAM
ERUPTION DETAILS: VA TO FL150 OBS AT 18/0430Z MOV SE
OBS VA DTG: 18/0430Z
OBS VA CLD: SFC/FL150 S0804 E11251 - S0753 E11314 - S0808
 E11320 - S0823 E11311 - S0811 E11251 MOV E 10KT
FCST VA CLD +6 HR: 18/1030Z SFC/FL150 S0810 E11252 - S0804
 E11250 - S0750 E11311 - S0758 E11318 - S0810 E11318
FCST VA CLD +12 HR: 18/1630Z SFC/FL150 S0806 E11250 - S0747
 E11305 - S0750 E11316 - S0801 E11318 - S0811 E11254
FCST VA CLD +18 HR: 18/2230Z SFC/FL150 S0809 E11251 - S0744
 E11257 - S0746 E11310 - S0755 E11317 - S0810 E11256
RMK: VA IDENTIFIABLE ON RECENT SATELLITE IMAGERY MOV SE.
 INTERMITTENT VA EMISSIONS ARE ONGOING. VA HEIGHT AND MOV
 BASED ON SATELLITE IMAGERY, GROUND REPORTS AND MODEL
 GUIDANCE.
NXT ADVISORY: NO LATER THAN 20260818/1050Z=