In September 2023, the National Oceanic and Atmospheric Administration’s (NOAA’s) National Integrated Drought Information System and the Confederated Salish and Kootenai Tribes of the Flathead Reservation convened the Workshop for Building Drought Resilience in a Changing Climate with Upper Columbia and Missouri Basin Tribes. The resulting report, Rethinking Resilience: Toward Holistic Approaches to Drought Management on Tribal Lands in the Upper Columbia and Missouri River Basin, identifies outcomes and opportunities to support Tribal Nations managing drought on Tribal lands. The report details a range of best practices and opportunities that Tribal Nations, Tribal Colleges and Universities. and their partners identified to strengthen engagement and action around drought resilience.