Krakatau volcano Volcanic Ash Advisory: VA TO FL550 EXT TO SW AND VA TO FL250 EXT TO N

Sun, 23 Dec 2018, 14:15
14:15 PM |
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU02 at 14:00 UTC, 23/12/18 from ADRM
VA ADVISORY
DTG: 20181223/1400Z
VAAC: DARWIN
VOLCANO: KRAKATAU 262000
PSN: S0606 E10525
AREA: INDONESIA
SUMMIT ELEV: 813M
ADVISORY NR: 2018/371
INFO SOURCE: HIMAWARI-8, PIREP
AVIATION COLOUR CODE: RED
ERUPTION DETAILS: VA TO FL550 EXT TO SW AND VA TO FL250 EXT
TO N
OBS VA DTG: 23/1400Z
OBS VA CLD: SFC/FL250 S0608 E10532 - S0554 E10527 - S0559
E10455 - S0544 E10445 - S0523 E10534 - S0544 E10539 MOV N
10KT SFC/FL550 S0609 E10531 - S0629 E10514 - S0718 E10329 -
S0846 E10145 - S0806 E10034 - S0736 E10100 - S0611 E10326 -
S0554 E10527 MOV SW 30KT
FCST VA CLD +6 HR: 23/2000Z SFC/FL250 S0609 E10532 - S0554
E10527 - S0559 E10459 - S0536 E10440 - S0506 E10531 - S0544
E10541 SFC/FL550 S0609 E10532 - S0725 E10438 - S0914 E10146
- S0837 E10030 - S0757 E10026 - S0615 E10330 - S0554 E10527
FCST VA CLD +12 HR: 24/0200Z SFC/FL250 S0608 E10532 - S0554
E10528 - S0602 E10501 - S0531 E10429 - S0454 E10540 - S0550
E10545 SFC/FL550 S0608 E10532 - S0729 E10440 - S0943 E10138
- S0841 E10004 - S0754 E10006 - S0645 E10229 - S0554 E10528
FCST VA CLD +18 HR: 24/0800Z SFC/FL250 S0608 E10531 - S0554
E10528 - S0557 E10454 - S0531 E10429 - S0454 E10540 - S0551
E10545 SFC/FL550 S0608 E10531 - S0731 E10439 - S0942 E10138
- S0841 E10004 - S0755 E10006 - S0605 E10322 - S0554 E10528
RMK: CONTINUOUS S02/ICE RICH VOLCANIC ERUPTION OBSERVED TO
FL550 MOV SW AND TO FL250 MOV N. CURRENTLY THE ASH CLOUD
LACKS A SPECTRAL-BASED ASH SIGNATURE BUT THE ANOMALOUS CLOUD
EMERGING FROM THE VOLCANO IS ANAMBIGOUSLY VOLCANIC.
NXT ADVISORY: NO LATER THAN 20181223/2000Z

Previous news

Sun, 23 Dec 2018, 04:13
Ash plume from Krakatoa volcano this morning (image: VAAC Darwin)
A major explosive eruption might have occurred at the volcano earlier this morning. VAAC Darwin spotted a large cloud, possibly an ash plume from the eruption reaching approx. 55,000 ft (15 km) altitude and drifting S and SW. ... Read all
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