Montserrat

Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)

Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
A big pyroclastic flow in White's Ghaut covers the entire dome.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
A spectacular column of billowing ash dwarfs the trees in foreground.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The column from the last flow rises above earlier ones.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The impressive flow front: dead trees at bottom right give the scale.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The two-hundred-meter wide pyroclastic flow quickly advances towards us.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
Meanwhile, billowing ash hides the entire White's Ghaut.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
A small surge on the Eastern shoreline of White's Ghaut at left.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The dead trees at bottom left were burnt by a previous flow already.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The flow stops and a strong wind suddenly depresses its front.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
Billowing ash continues to rise from the entire pyroclastic flow.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
Wide-angle view of another flow running down the dome's NW flank.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
As it stops, the strong wind drags billowing ash to the west.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
A pyroclastic flow in the warm light of sunrise.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The flow front engulfs all the blocks in its way.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
The flow stops.
Pyroclastic flows in Whites Ghaut in daylight (28 - 31 Jan 2010)
Ash and steam from the incandescent flow deposit.
Photos by Marco Fulle taken with 50mm, 135mm and 300mm lenses (reflex digicam with 16x24mm sensor).