@article{fdi:010097127, title = {{F}orecasting of volcanic-flow tsunamis through integrated data from laboratory experiments and the 2019-2021 {S}tromboli events, {I}taly}, author = {{B}ougouin, {A}. and {P}aris, {R}. and {V}aerewyck, {C}. and {R}oche, {O}livier and {L}ane, {E}. {M}. and {L}acanna, {G}. and {R}ipepe, {M}.}, editor = {}, language = {{ENG}}, abstract = {{S}tromboli, {I}taly, is a unique volcano worldwide with near-continuous eruptions monitored by a multi-sensor network. {B}etween 2019 and 2021, three events produced pyroclastic density currents along the {S}ciara del {F}uoco that entered the sea and generated tsunamis, providing a unique data set linking flow dynamics to tsunami generation near the source. {W}e compare these field observations-first crest amplitude, trough and full waveform-with laboratory experiments to assess lab-to-field upscaling and predictive reliability of volcanic-flow tsunamis. {U}sing key dimensionless parameters, we show that existing experiments overestimate relative flow mass, limiting direct scaling to {S}tromboli events and motivating new experiments. {A}n empirical scaling for experimental pyroclastic flows entering water, however, predicts satisfactorily observed tsunami amplitudes. {B}oth laboratory and field data also reveal a consistent three-wave pattern, enabling the development of predictive relationships for the trough-to-amplitude ratio of the leading wave and total waveform energy. {T}his study marks a first step toward bridging laboratory developments with field observations, opening new paths for volcanic-tsunami hazard assessment.}, keywords = {tsunami ; volcanic flow ; {S}tromboli ; field observation ; laboratory experiments ; {ITALIE} ; {STROMBOLI} {VOLCAN}}, booktitle = {}, journal = {{J}ournal of {G}eophysical {R}esearch : {O}ceans}, volume = {131}, numero = {5}, pages = {e2026{JC}024008 [14 p.]}, ISSN = {2169-9275}, year = {2026}, DOI = {10.1029/2026jc024008}, URL = {https://www.documentation.ird.fr/hor/fdi:010097127}, }