Tropical Storm Warning in Effect for Guam; Tropical Depression 29W Forms North of Chuuk

Tropical Storm Warning in Effect for Guam; Tropical Depression 29W Forms North of Chuuk

The National Weather Service (NWS), Weather Forecast Office Guam, continue to monitor what is now Tropical Depression 29W, formerly known as Invest Area 94W.
tropical storm warning is now in effect for Guam, Rota, Tinian, and Saipan, meaning tropical storm conditions, including damaging winds of 39 mph or more are expected this evening through Wednesday afternoon.
As of 7 a.m., 29W was located 9.4 degrees north latitude and 150.2 degrees east longitude, about 175 miles northwest of Chuuk and 465 miles southeast of Guam. It is currently moving west north-west at 17 mph with maximum sustained winds of 30 mph.
On its current track, the tropical depression is expected to intensify slowly through tonight, possibly becoming a tropical storm early Wednesday.
Guam remains in Condition of Readiness 4 at this time but this may change. To prepare for any scenario the Offices of Guam Homeland Security and Civil Defense (GHS/OCD) advise the community to take basic precautionary actions now:
  • Clear loose debris around your yard and store any items that may become airborne with heavy winds, such as canopies, tarps or trampolines;
  • Stay up to date with the latest information and advisory updates;
  • If planning outdoor activities, have alternate plans in place;
  • Avoid the ocean throughout the week. Rip currents are life threatening;
  • Heed the advice of lifeguards, beach patrol flags, and signs. 
Stay up to date with the latest advisory information through the following sites:
For more information, contact GHS/OCD Public Information Officer, Jenna G. Blas at (671) 478-0208 or via email at


Join the GHS/OCD Email List


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June 2018 is Typhoon Preparedness Month