Pacific Tsunami Warning Center Bulletins (archive)
PTWC issues warnings for the US state of Hawaii, territories of American Samoa, Guam, and the US Virgin Islands, Commonwealths of Puerto Rico and the Northern Mariana Islands, and the British Virgin Islands.  PTWC issues international threat information advice to countries of the Pacific Ocean, and on an interim basis, threat information for the South China Sea and the Caribbean.  Between 2005 and 2013, the PTWC provided interim tsunami watch services for the Indian Ocean.

Pacific Ocean
Hawaii
Indian Ocean
Caribbean Sea

US National Tsunami Warning Center Bulletins (archive)
US NTWC issues national watches and warnings US states in North America, Puerto Rico and the US Virgin Islands, and Canada.