System Upgraded to Tropical Storm Surigae; No DirectThreat for Marianas


System Upgraded to Tropical Storm Surigae; No DirectThreat for Marianas

The National Weather Service (NWS) Guam Weather Forecast office continues to monitor what is now Tropical Storm Surigae (formerly Tropical Depression 02W). As of 10 a.m., Surigae was located 8.5 degrees north latitude and 137.7 degrees east longitude, about 585 miles southwest of Guam and about 30 miles west-southwest of Ngulu.

Surigae is moving west-northwest with maximum sustained winds of 40 mph. The tropical storm is expected to slowly drift west-northwest through Thursday morning before turning northwest and gradually increasing in forward speed Tuesday afternoon, and is expected to slowly intensify over the next few days.

A tropical storm warning is in effect for Yap Island in Yap State, meaning damaging winds of at least 39 mph are expected. A tropical storm watch is now in effect for Koror and Kayangel in the Republic of Palau, meaning damaging winds are possible within 24 to 48 hours.

No direct impacts are expected for the Marianas from this tropical storm. There are no watches or warnings in effect for Guam or the Marianas at this time.

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD), in coordination with NWS, will continue to monitor all systems in the region and provide updates. 

Visit the following links for the latest advisory information:

For more information, contact GHS/OCD Public Information Officer Jenna G. Blas at (671) 489-2540 or via email at

Click here to view NWS forecast track as of 7AM, 14APR



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June 2018 is Typhoon Preparedness Month