PacIOOS’ Regional Ocean Modeling System (ROMS) provides a 7-day, 3-hourly forecast for the region surrounding the Western North Pacific, including Guam and the Commonwealth of the Northern Mariana Islands (CNMI), the Republic of Palau, and the western half of the Federated States of Micronesia (FSM) at approximately 8-km (5-mile) resolution. Outputs a current forecast, temperature forecast, and salinity forecast.