Articles | Volume 30, issue 19
https://doi.org/10.5194/hess-30-6207-2026
https://doi.org/10.5194/hess-30-6207-2026
Research article
 | 
06 Oct 2026
Research article |  | 06 Oct 2026

The ability of LSTM to model snowmelt versus rainfall generated floods

Sigrid Jørgensen Bakke, Danielle Marie Barna, Kolbjørn Engeland, Sjur Anders Kolberg, and Sunniva Nordeide

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Cited articles

Addor, N. and Melsen, L. A.: Legacy, Rather Than Adequacy, Drives the Selection of Hydrological Models, Water Resour. Res., 55, 378–390, https://doi.org/10.1029/2018WR022958, 2019. a
Anderson, S. and Radić, V.: Evaluation and interpretation of convolutional long short-term memory networks for regional hydrological modelling, Hydrol. Earth Syst. Sci., 26, 795–825, https://doi.org/10.5194/hess-26-795-2022, 2022. a, b
Andreassen, L. M., Nagy, T., Kjøllmoen, B., and Leigh, J. R.: An inventory of Norway's glaciers and ice-marginal lakes from 2018–19 Sentinel-2 data, J. Glaciol., 68, 1085–1106, https://doi.org/10.1017/jog.2022.20, 2022. a
Bakke, S. J., Barna, D. M., Engeland, K., Kolberg, S. A., and Nordeide, S.: Data for “The ability of LSTM to model snowmelt versus rainfall generated floods”, Zenodo [data set], https://doi.org/10.5281/zenodo.22942372, 2026. a
Barna, D. M., Engeland, K., Kneib, T., Thorarinsdottir, T. L., and Xu, C.-Y.: Regional index flood estimation at multiple durations with generalized additive models, EGUsphere [preprint], https://doi.org/10.5194/egusphere-2023-2335, 2023a. a
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Short summary
Hydrological models need to simulate both rainfall and snowmelt generated floods in regions with snow. We evaluated a deep learning model’s ability to capture timing and magnitude of floods generated by snowmelt and rainfall separately. Timing was better simulated for rainfall than snowmelt generated floods, whereas results for flood peak magnitudes were similar. Compared to an operational model, the deep learning model was better at simulating both flood types in the majority of the catchments.
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