Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Merapi Volcano Volcanic Ash Advisory: VA TO APPROXIMATELY FL100 AT 20/1000Z OBS VA DTG: 20/1017Z

Wed, 20 Jan 2021, 10:30
10:30 AM | BY: VN
Volcanic Ash Advisory Center Darwin (VAAC) issued the following report:

FVAU01 at 10:17 UTC, 20/01/21 from ADRM
VA ADVISORY
DTG: 20210120/1017Z
VAAC: DARWIN
VOLCANO: MERAPI 263250
PSN: S0733 E11027
AREA: INDONESIA
SUMMIT ELEV: 2968M
ADVISORY NR: 2021/3
INFO SOURCE: WEB-CAM
AVIATION COLOUR CODE: ORANGE
ERUPTION DETAILS: VA TO APPROXIMATELY FL100 AT 20/1000Z
OBS VA DTG: 20/1017Z
OBS VA CLD: VA NOT IDENTIFIABLE FM SATELLITE DATA WIND
SFC/FL100 VRB05KT
FCST VA CLD +6 HR: 20/1617Z NOT AVBL
FCST VA CLD +12 HR: 20/2217Z NOT AVBL
FCST VA CLD +18 HR: 21/0417Z NOT AVBL
RMK: ASH AND SMOKE DISCERNIBLE ON WEBCAM FLOWING DOWNSTREAM
OF VOLCANO AND LOCALISED AROUND THE SUMMIT. PYROCLASTIC FLOW
CONTINUES TO SLIDE FROM THE SUMMIT. VA WAS NOT DISCERNIBLE
ON SAT IMG DUE TO MET CLOUD. ADVISORY WILL BE UPDATED IF NEW
INFO IS RECEIVED.
NXT ADVISORY: NO FURTHER ADVISORIES=

Previous news

Wed, 20 Jan 2021, 08:37

Merapi volcano (Java, Indonesia): pyroclastic flow this morning

Glowing avalanche from Merapi this morning (image: Andi Rosadi)
The eruption continues on its gradually increasing trend. Pyroclastic flows - turbulent and hot avalanches of hot lava rocks, ash and volcanic gasses mixed together - are being released from the growing dome and now descend the SW flank of the volcano. ... Read all
Wed, 20 Jan 2021, 06:00

Merapi volcano (Central Java, Indonesia) - Smithsonian / USGS Weekly Volcanic Activity Report for 20 January-26 January 2021 (New Activity / Unrest)

BPPTKG reported that the “2021 lava dome” continued to grow just below Merapi's SW rim during 15-21 January, producing a total of 282 incandescent lava avalanches that traveled as far as 1 km down the Krasak and Boyong river drainages on the SW flank. Pyroclastic flows were recorded 19 times and descended the SW flanks as far as 1.8 km. A comparison of photos taken on 14 and 21 January showed that the morphological changes in the summit area were attributed to the emergence of new lava domes. ... Read all
Show more
Merapi volcano
Stratovolcano 2968 m / 9,737 ft
Central Java, Indonesia, -7.54°S / 110.44°E
Current status: erupting (4 out of 5) Merapi volcano eruptions:
1548, 1554, 1560, 1584, 1586(?), 1587, 1658, 1663, 1672, 1678, 1745, 1752, 1755, 1768, 1791, 1797, 1807, 1810, 1812-22, 1822-23, 1828, 1832-36, 1837-38, 1840, 1846, 1848(?), 1849, 1854(?), 1861, 1862-64, 1865-71, 1872 (large vulcanian-subplinian eruption VEI:4) , 1872-73, 1878-79, 1883-84, 1885-87, 1888, 1889, 1891-92, 1893, 1894, 1897, 1902, 1902-04, 1905, 1906-07, 1908, 1909-13, 1915, 1918, 1920-21, 1922, 1923(?), 1924, 1930-31, 1932, 1933-35, 1939-40, 1942-45, 1948, 1953-58, 1961, 1967-1970, 1971(?), 1972-85, 1986-90, 1992-2002, April-July 2006, Oct 2010-2011 Feb, 2018 (May), late 2018 - ongoing
Typical eruption style
Highly explosive. Large Plinian eruption every few 1000 of years (the last ones at about 1000 BP and 2000 BP), sometimes with associated flank collapse. Growth of lava domes, pyroclastic flows.

Merapi volcano tours

Java (Indonesia)
From Krakatau to Bali
16-day study and photo tour to Java, Indonesia
16 days / 15 nights - Easy to Moderate
Price 3180 €
Custom and group dates
9-24 Oct 2022
16-31 May 2023
12-27 Jun 2023
Java (Indonesia)
Volcanoes of Java
17-day walking and trekking tour on Java
17 days / 16 nights - Moderate to Challenging
Price 2950 €
2-18 Jul 2023
1-17 Aug 2023
3-20 Sep 2023

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version

More on VolcanoDiscovery

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Design upgrade
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Volcanoes | Earthquakes | Photos | Volcano News | App
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours
Tours & Dates | FAQ | About us
Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
IAVCEI
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings