TL;DRWatch Duty is adding flood-tracking support in the US.It will present data from official warnings, precipitation information, and river gauges in an easy-to-understand format.Popular wildfire alert and tracking app Watch Duty is now introducing support for tracking floods, the non-profit announced in a blog post.While flood warning systems exist, they can be difficult for most people to find and understand. Warnings often get issued by the National Weather Service, FEMA, NOAA, and other US agencies, which can be difficult to keep up with.