offices available to the public. (J) Integrating and modernizing the program operated under this section with advances in tsunami science to improve performance without compromising service. (3) Fail-safe warning capability The tsunami warning centers supported or maintained under paragraph (1) shall maintain a fail-safe warning capability and perform back-up duties for each other. (4) Coordination with National Weather Service The Administrator shall coordinate with the forecast offices of the National Weather Service, the centers supported or maintained under paragraph (1), and such program offices of the Administration as the Administrator or the coordinating committee, as established in section 5(d), consider appropriate to ensure that regional and local forecast offices— (A) have the technical knowledge and capability to disseminate tsunami warnings for the communities they serve