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On 19 April a gap formed in the ash cloud over Finland, and Finavia lifted flight restrictions at the airports of Helsinki-Vantaa, Turku, and Tampere-Pirkkala in the afternoon. During the five hours that Helsinki-Vantaa airport was open, there were a total of ten flights either arriving or departing. [46]
A significant explosion at 1:09 a.m. Friday produced an ash cloud that reached up to 40,000 feet (12,192 meters) and drifted south over the Pacific Ocean. Alaska volcano spews ash cloud high ...
Photograph from satellite Aqua showing the ash plume over North Atlantic at 13:30 GMT on 15 April The estimated ash cloud at 18:00 GMT on 15 April. After a short hiatus in eruptive activity, and a large increase in seismic activity 23:00 on 13 April and 1:00 on 14 April, a new set of craters opened early in the morning of 14 April 2010 under ...
More photos from various days since the eruption show the ash cloud in great detail, looming over villages. According to BNPB, 11,553 citizens have evacuated due to the eruptions.
The academy’s Institute of Volcanology and Seismology released a video showing the ash cloud over Shiveluch. It stretched over 490 kilometers (304 miles) east and southeast of the volcano.
When an ash cloud is detected, the VAAC will gather all the available observations, using them in conjunction with both ash dispersion and numerical weather models, to forecast the path and evolution of the ash cloud. They will then issue a volcanic ash advisory (VAA) to aviation and meteorological offices as stated within the Handbook on the IAVW.
A cloud of volcanic ash spewing from Europe’s most active volcano has prompted the closure of one of Sicily’s largest airports, leading to flights being delayed, canceled and diverted.
The diameter of the black camera lens cover is 58 mm (2.3 in). Volcanic ash is ... The principal damage sustained by aircraft flying into a volcanic ash cloud is ...