The Coast Guard is establishing a temporary safety zone for all navigable waters within the Captain of the Port Sector Houston- Galveston (COTP) zone to be enforced in the event of severe weather or natural and other disasters in southeast Texas. This action is necessary for the safety of life on these navigable waters within the COTP zone.
Source: Federal Register USCG
Link: Safety Zone; Severe Weather, Natural and Other Disasters in Southeast Texas