High Surf Advisory issued January 16 at 3:04AM ChST until January 17 at 6:00AM ChST by NWS Tiyan GU

* WHAT…For the High Surf Advisory, large breaking waves of 7 to
10 feet in the surf zone. For the High Rip Current Risk,
dangerous rip currents.

* WHERE…For the High Surf Advisory, along north facing reefs
of the Marianas. For the High Risk of Rip Currents, along north
and east facingreefs of the Marianas.

* WHEN…For the High Surf Advisory, until 6 AM ChST Friday. For
the High Rip Current Risk, through late Friday night.

* IMPACTS…Dangerous swimming and surfing conditions and
localized beach erosion. Rip currents can sweep even the best
swimmers away from shore into deeper water.