Data Availability Statement

The WRF-ARW model source code is available on GitHub (https://github.com/wrf-model/WRF). The firebrand spotting parameterization source code used in this study will be pushed to the WRF model repository once this manuscript is accepted for publication. It is currently hosted on a non-public repository (https://github.com/mefrediani/WRF/tree/firebrands-ignition). The Marshall Fire perimeter shapefile is available at https://www.arcgis.com/home/item.html?id=376b3d52a6ad451ea96266aafd081b97. The Marshall Fire observation locations were compiled from https://www.marshallfiremap.com/ and are presented in Table 3.