This bill reauthorizes and expands the federal government's weather research and forecasting programs through 2030. The National Oceanic and Atmospheric Administration (NOAA) will receive increased funding to improve weather forecasts, tornado warnings, hurricane predictions, and tsunami detection systems. The bill focuses on modernizing weather observation equipment, upgrading computer systems for better forecasting, and improving how weather warnings are communicated to the public. It also creates new requirements for tornado and hurricane research programs to work with universities and local communities, and it significantly upgrades tsunami warning capabilities by expanding monitoring networks and improving alert systems. The legislation emphasizes using new technologies like uncrewed aircraft, satellite instruments, and cloud computing to provide faster and more accurate warnings that can save lives and protect property. Additionally, the bill requires NOAA to assess whether current tsunami and weather warnings effectively communicate risks to the public and make improvements if needed, with a focus on helping vulnerable communities understand and respond to weather hazards.