Atmospheric river events during Los Angeles's rainy season pose significant risks, including flooding in low-lying areas and debris flows near burn scars. The Mediterranean climate exacerbates these hazards by causing rapid runoff into drainage systems and streets. Residents near flood-prone zones, commuters navigating underpasses, and outdoor event organizers are most affected. Stalling storm systems, visible on radar, can lead to prolonged flooding and infrastructure damage. Hyperlocal radar tools help mitigate risks by providing precise, real-time data on storm movements.