GUAM; ROTA; TINIAN; SAIPAN — * WHAT...Large breaking waves of 8 to 10 feet in the surf zone and dangerous rip currents.
* WHERE...West and north facing reefs of the Marianas.
* WHEN...For the High Surf Advisory, until 4 PM ChST Monday. For the High Rip Current Risk, through Monday afternoon.
* IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water.
* ADDITIONAL DETAILS...Elevated, long-period, northwest swell from Typhoon In-fa will continue to produce hazardous surf and a high risk of rip currents along west and north facing reefs through this afternoon, possibly diminishing below hazardous levels tonight as swells steadily diminish. Hazardous surf of 8 to 10 feet is expected to diminish below hazardous levels, becoming 6 to 8 feet tonight. However, if the long-period swell energy remains elevated longer than expected, then the High Surf Advisory and High Rip Current Risk Statement may be extended once more.
Local conditions in Guam; Rota; Tinian; Saipan may affect travel, public safety, or daily routines. Stay informed and adjust plans if conditions change.
This report is based on information from NWS, monitored by Alert USA's verified emergency feed.
Residents should be prepared for possible effects on travel, public safety, and daily routines while the situation remains active.
Recommended steps: stay informed via official sources; avoid non-essential travel in the area; secure outdoor items if weather is involved; check on family and neighbors.
Alert USA is tracking this developing situation and will update this report as verified information becomes available.
Verified by Alert USA • NWS