If outdoors and lightning is seen or thunder is heard, seek shelter inside a building. Frequent cloud to ground lightning is occurring with this storm.
A high surf advisory is in effect for Guam, Rota, Tinian, Saipan, and Agrihan from 6 p.m. this evening to 6 a.m. Monday. Large breaking waves of 8 to 12 feet are expected in the surf zone for north and east facing reefs.
A high risk of rip currents is in effect for Guam, Rota, Tinian, Saipan, and Agrihan through Tuesday afternoon. Dangerous rip currents are expected for north and east facing reefs of the Marianas. Rip currents can sweep even the best swimmers away from the shore into deeper water. If caught in a rip current, do not swim against the current. Swim in a direction following the shoreline, face the shore and call or wave for help.
Inexperienced swimmers should remain out of the water due to dangerous conditions.
A small craft advisory is in effect for the coastal waters of Guam, Rota, Tinian, and Saipan until 5 p.m. Monday. East winds between 15 and 25 kt with gusts up to 30 kt and seas increasing to between 10 and 13 feet are expected. Inexperienced mariners, especially those operating smaller vessels, should avoid boating in hazardous conditions.
The Offices of Guam Homeland Security and Civil Defense (GHS/OCD) remind the community to avoid dangerous rip currents, especially north and east facing reefs and beaches. Heed the advice of lifeguards, beach patrol flags, and signs.
Visit the following links for the latest advisory information:
- NWS Website: https://www.weather.gov/gum/
- NWS Facebook: https://www.facebook.com/NWSGuam/
- GHS/OCD Website: https://ghs.guam.gov/
- GHS/OCD Facebook: https://www.facebook.com/GHSOCD/
For more information, contact GHS/OCD Public Information Officer Jenna G. Blas at (671) 489-2540 or via email at jenna.g.blas@ghs.guam.gov.