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Ulawun volcano Volcanic Ash Advisory: VA OBS TO FL090 MOV NW AT 04/2130Z.

Fri, 4 Aug 2017, 22:00
22:00 PM |
Satellite image of Ulawun volcano on  4 Aug 2017
Satellite image of Ulawun volcano on 4 Aug 2017
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU0295 at 21:57 UTC, 04/08/17 from ADRM
VA ADVISORY
DTG: 20170804/2200Z
VAAC: DARWIN
VOLCANO: ULAWUN 252120
PSN: S0503 E15120
AREA: PAPUA NEW GUINEA
SUMMIT ELEV: 2334M
ADVISORY NR: 2017/26
INFO SOURCE: HIMAWARI-8
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA OBS TO FL090 MOV NW AT 04/2130Z.
OBS VA DTG: 04/2200Z
OBS VA CLD: SFC/FL090 S0507 E15106 - S0509 E15116 - S0505
E15121 - S0500 E15120 - S0457 E15116 - S0440 E15120 - S0440
E15100 MOV W 5KT
FCST VA CLD +6 HR: 05/0400Z SFC/FL090 S0441 E15102 - S0512
E15057 - S0505 E15121 - S0501 E15122 - S0448 E15117
FCST VA CLD +12 HR: 05/1000Z SFC/FL090 S0448 E15051 - S0515
E15051 - S0504 E15121 - S0500 E15120 - S0454 E15117
FCST VA CLD +18 HR: 05/1600Z SFC/FL090 S0448 E15051 - S0515
E15051 - S0505 E15121 - S0501 E15122 - S0454 E15117
RMK: VA OBS MOV NW ON SAT IMAGERY. WINDS IN THE AREA ARE
LIGHT AND VARIABLE SO LOW CONFIDENCE IN FORECAST. VA HEIGHT
AND FORECAST BASED ON LAST OBS VA MOVEMENT AND
EC/ACCESS-G/JMA MODEL GUIDANCE.
NXT ADVISORY: NO LATER THAN 20170805/0400Z

Previous news

Wed, 2 Aug 2017, 06:00
Based on analyses of satellite imagery and wind model data, the Darwin VAAC reported that during 4-8 August ash plumes from Ulawun rose 2.4-2.7 km (8,000-9,000 ft) a.s.l. and drifted NW, W, and SW. ... Read all
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