Guam, Northern Mariana Islands Rip Current Statement | Effective 04/16/2026 16:34

* WHAT...For the High Surf Warning, dangerously large breaking waves of 12 to 18 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding of 1 to 2 feet. For the High Surf Advisory, large breaking waves of 10 to 14 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...South, west and north facing reefs and shorelines of Guam and Rota. * WHEN...For the High Surf Warning, until 10 AM ChST Saturday. For the Coastal Flood Advisory, until 5 PM ChST Saturday. For the High Surf Advisory, from 10 AM Saturday to 5 PM ChST Sunday. For the High Rip Current Risk, through Sunday afternoon. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...As TY Sinlaku continues to move away and wind driven waves decrease, the primary swell and highest surf will be southwest. Seas will be slow to subside over the next couple of days. Surf heights of 12 to 18 feet are expected for Guam and Rota.