Santiaguito Dec 2015: eruptions from Caliente
Impressions of Santiaguito volcano's activity during 26-28 Dec 2015 from our Guatemala volcano tour when we spent two nights on the summit of Santa Maria, more than 1000 m above the active lava dome - one (if not THE) best volcano observation spots in the world!

An eruption plume rises through the usual afternoon cloud cover over the coastal plain. (Photo: Tom ... [info]
(190 Hits)
(190 Hits)

Steven films his first eruption from Santiaguito. (Photo: Tom Pfeiffer) [info]
(163 Hits)
(163 Hits)

Degassing of the Caliente lava dome seen in moonlight. (Photo: Tom Pfeiffer) [info]
(247 Hits)
(247 Hits)

During one of the occasional stronger degassing phases which lasted up to 10-15 minutes, a loud jet-... [info]
(213 Hits)
(213 Hits)

Caliente falls back to sleep after the degassing phase is over. Only very few incandescent spots are... [info]
(212 Hits)
(212 Hits)

Low clouds engulf most of the lava dome during another jet-like degassing event. (Photo: Tom Pfeiffe... [info]
(203 Hits)
(203 Hits)

View towards the western part of Guatemala's volcanic front with the silhouettes of Tacana (left bac... [info]
(385 Hits)
(385 Hits)

A strombolian-type eruption from Santiaguito's Caliente vent. (Photo: Tom Pfeiffer) [info]
(268 Hits)
(268 Hits)

Most of the erupted material is fine ash. (Photo: Tom Pfeiffer) [info]
(225 Hits)
(225 Hits)

Around 3:30 am on 27 Dec 2015, a stronger explosion occurs at the summit of the active "Caliente" l... [info]
(929 Hits)
(929 Hits)

Lots of incandescent bombs are ejected along with a dense, dark ash plume. Many glowing rockfalls oc... [info]
(1130 Hits)
(1130 Hits)

The ash plume starts to rise, blackening out the moonlight. (Photo: Tom Pfeiffer) [info]
(282 Hits)
(282 Hits)

As rockfalls continue, the ash plume has now risen more than 1 km. (Photo: Tom Pfeiffer) [info]
(239 Hits)
(239 Hits)

After the ash plume has lifted, glowing bombs remain visible on the crater floor. (Photo: Tom Pfeiff... [info]
(243 Hits)
(243 Hits)

Another, weaker explosion occurs only about 15 minutes later. (Photo: Tom Pfeiffer) [info]
(224 Hits)
(224 Hits)

A smaller ash plume rises from the "follow-up" eruption. (Photo: Tom Pfeiffer) [info]
(196 Hits)
(196 Hits)

The ash plume from the first eruption is now high above our viewpoint (3600 m a.s.l.) and spreads la... [info]
(203 Hits)
(203 Hits)

View over the Santiaguito lava dome complex at dawn. (Photo: Tom Pfeiffer) [info]
(186 Hits)
(186 Hits)

Dawn with first sunrays hitting trees and rocks beneath our observation spot. (Photo: Tom Pfeiffer) [info]
(191 Hits)
(191 Hits)

Santa Maria's conical morning shadow over the western cordillera. (Photo: Tom Pfeiffer) [info]
(189 Hits)
(189 Hits)

Caliente lava dome (left) and the old La Mitad dome (active between 1940-50) to the right. (Photo: T... [info]
(236 Hits)
(236 Hits)

The fronts of the viscous lava flow on the SE side of the dome, which had been active in 2014. Towar... [info]
(137 Hits)
(137 Hits)

The inactive El Monje lava dome (l), active in the 1950s, and the El Brujo dome (r), active in the 1... [info]
(177 Hits)
(177 Hits)

The Santiaguito lava dome complex with its 4 domes seen from the summit of Santa Maria volcano. From... [info]
(382 Hits)
(382 Hits)

A weak eruption in the morning of 27 Dec. (Photo: Tom Pfeiffer) [info]
(166 Hits)
(166 Hits)

Another eruption in the afternoon sends an ash plume through the cloud deck covering the dome comple... [info]
(131 Hits)
(131 Hits)

Weak eruption at night. (Photo: Tom Pfeiffer) [info]
(141 Hits)
(141 Hits)

A plume with only light ash content is produced by this eruption. (Photo: Tom Pfeiffer) [info]
(137 Hits)
(137 Hits)

Dawn with first sunlight reaching the summit of Caliente dome. (Photo: Tom Pfeiffer) [info]
(150 Hits)
(150 Hits)

Small morning eruption from Caliente dome (28 Dec). (Photo: Tom Pfeiffer) [info]
(128 Hits)
(128 Hits)

Moderate explosion with ash plume rising almost vertically. (Photo: Tom Pfeiffer) [info]
(177 Hits)
(177 Hits)

Wide-angle view of the eruption, with a 1000 m tall plume. (Photo: Tom Pfeiffer) [info]
(144 Hits)
(144 Hits)

Another, moderately strong explosion occurs on the morning of 28 Dec. (Photo: Tom Pfeiffer) [info]
(539 Hits)
(539 Hits)

The plume from the previous eruption has drifted east, leaving a trail in the atmosphere. (Photo: To... [info]
(139 Hits)
(139 Hits)

A third eruption within one hour, but with less energy. (Photo: Tom Pfeiffer) [info]
(113 Hits)
(113 Hits)

Looking at Santiaguito from the south shows the giant collapse scar in the southern side of Santa Ma... [info]
(284 Hits)
(284 Hits)