Headline:
High Surf Advisory issued July 11 at 3:57AM ChST until July 12 at 4:00AM ChST by NWS Tiyan GU
Event:
High Surf Advisory
Urgency:
Expected
Effective:
July 10, 2026 - 10:57am
Expires:
July 11, 2026 - 1:00am
Description:
* WHAT...Large breaking waves up to 10 feet in the surf zone.
Dangerous rip currents.
* WHERE...Along north, south, and west facing reefs of the Marianas.
* WHEN...For the High Surf Advisory, until 4 AM ChST Sunday. For
the High Rip Current Risk, through late tonight.
* 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...Significant westerly swells continue to
emanate from Typhoon Bavi (09W) and its trailing monsoon pattern,
maintaining hazardous surf and a high risk of rip currents along
north, south, and west facing reefs. The high surf advisory has
been extended through early Sunday morning.
Instruction:
Rip currents will be life threatening. Inexperienced swimmers should
remain out of the water due to dangerous surf conditions. If caught
in a rip current, relax and float. Don't swim against the current. If
able, swim in a direction following the shoreline. If unable to
escape, face the shore and call or wave for help.
Area Description:
Guam; Rota; Tinian; Saipan
Forcast Office:
NWS Tiyan GU
Sender:
w-nws.webmaster@noaa.gov