Guam, Northern Mariana Islands Minor High Surf Advisory | Effective 07/04/2026 01:40
* WHAT...For the High Surf Advisory, large breaking waves of 25 to
35 feet in the surf zone. For the Coastal Flood Watch,
significant coastal flooding.
* WHERE...Guam, Rota, Tinian and Saipan.
* WHEN...For the High Surf Advisory, until 4 PM ChST Thursday.
For the Coastal Flood Watch, through Wednesday afternoon.
* IMPACTS...Numerous roads may be closed. Low lying property
including homes, businesses, and some critical infrastructure
will be inundated. Significant shoreline erosion will occur.
Waters will be deadly.