Marine Weather Message
Issued by NWS Tiyan, Guam
Issued by NWS Tiyan, Guam
481 WHGM70 PGUM 160649 MWWGUM URGENT - MARINE WEATHER MESSAGE National Weather Service Tiyan GU 449 PM ChST Mon Feb 16 2026 PMZ151>154-160800- /O.EXP.PGUM.SC.Y.0018.000000T0000Z-260216T0700Z/ Guam Coastal Waters-Rota Coastal Waters-Tinian Coastal Waters- Saipan Coastal Waters- 449 PM ChST Mon Feb 16 2026 ...SMALL CRAFT ADVISORY WILL EXPIRE AT 5 PM CHST THIS AFTERNOON... Ipan buoy, altimetry, and model trends support that seas are dropping below 10 feet. Seas are expected to be around 7 to 9 feet tonight and then decreasing to 5 to 7 feet by Wednesday as trade winds and swell slowly subside. $$ Schank