Headline:
Coastal Flood Warning issued July 6 at 9:49PM ChST until July 8 at 4:00PM ChST by NWS Tiyan GU
Event:
Coastal Flood Warning
Urgency:
Expected
Effective:
July 6, 2026 - 4:49am
Expires:
July 6, 2026 - 2:00pm
Description:
* WHAT...Dangerously large breaking waves up to 25 feet in the
surf zone with significant coastal flooding.
* WHERE...Guam, Rota, Tinian and Saipan.
* WHEN...For the Coastal Flood Warning, until 4 PM ChST
Wednesday. For the High Surf Warning, until 4 PM ChST Thursday.
* IMPACTS...Numerous roads may be closed. Low lying property
including homes, businesses, and some critical infrastructure
will be inundated. Significant shoreline erosion continue.
Waters will be deadly.
* ADDITIONAL DETAILS...Dangerous surf is ongoing along all reefs
tonight as Super Typhoon Bavi (09W) moves WNW away from the
Marianas while still generating strong swells. Dangerous surf
heights of up to 25 ft and coastal inundation of 6 to 8 ft can
be expected. Coastal inundation and erosion is expected to
increase along west- and south-facing shores while easing
elsewhere.
Instruction:
Everyone should remain out of the water due to life-threatening
surf conditions. Stay off of jetties, piers, and other waterside
infrastructure.
Area Description:
Guam; Rota; Tinian; Saipan
Forcast Office:
NWS Tiyan GU
Sender: