Articles | Volume 29, issue 4
https://doi.org/10.5194/hess-29-887-2025
https://doi.org/10.5194/hess-29-887-2025
Research article
 | 
20 Feb 2025
Research article |  | 20 Feb 2025

The importance of model horizontal resolution for improved estimation of snow water equivalent in a mountainous region of western Canada

Samaneh Sabetghadam, Christopher G. Fletcher, and Andre Erler

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Cited articles

Andreadis, K. M. and Lettenmaier, D. P.: Assimilating remotely sensed snow observations into a macroscale hydrology model, Adv. Water. Resour., 29, 872–886, 2006. 
Ashmore, P. and Church, M.: The impact of climate change on rivers and river processes in Canada, Geological Survey of Canada Bulletin, 555, 58, https://doi.org/10.4095/211891, 2001. 
Alonso-González, E., López-Moreno, J. I., Gascoin, S., García-Valdecasas Ojeda, M., Sanmiguel-Vallelado, A., Navarro-Serrano, F., Revuelto, J., Ceballos, A., Esteban-Parra, M. J., and Essery, R.: Daily gridded datasets of snow depth and snow water equivalent for the Iberian Peninsula from 1980 to 2014, Earth Syst. Sci. Data, 10, 303–315, https://doi.org/10.5194/essd-10-303-2018, 2018. 
Barnett, T. P., Adam, J. C., and Lettenmaier, D. P.: Potential impacts of a warming climate on water availability in snow-dominated regions, Nature, 438, 303–309, 2005. 
Blöschl, G.: Scaling issues in snow hydrology, Hydrol. Process., 13, 2149–2175, 1999. 
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Short summary
Snow water equivalent (SWE) is an environmental variable that represents the amount of liquid water if all the snow cover melted. This study evaluates the potential of the Weather Research and Forecasting (WRF) model to estimate the daily values of SWE over the mountainous South Saskatchewan River Basin in Canada. Results show that high-resolution WRF simulations can provide reliable SWE values as an accurate input for hydrologic modeling over a sparsely monitored mountainous catchment.
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