The Marshall Fire started in the outskirts of Boulder, Colorado on 2021/12/30 approximately at 18Z (11 AM MT) and reached the residential area in about 1 hour. To this date, the Marshall Fire is the most destructive in Colorado’s State history, with 1084 homes destroyed and 149 damaged. According to the Boulder County Operational After-Action Report (OAAR, \citealt{OAAR}), the fire initiated from two distinct sources, a downed utility line and a shed on fire in the same area.