JIC Release No. 4 -Tropical Depression now named “Mangkhut”; System Still Forecast to Impact Guam Tuesday as a Typhoon

JIC Release No. 4 -Tropical Depression now named “Mangkhut”; System Still Forecast to Impact Guam Tuesday as a Typhoon

The National Weather Service (NWS), Guam Weather Forecast Office continues to monitor a Tropical Depression that is now named Mangkhut by the Regional Specialized Meteorologist Center in Tokyo.
 
Tropical Depression Mangkhut remains on its current path and is forecasted to intensify, likely becoming a tropical storm later today and possibly becoming aCategory 3 or Category 4 typhoon by the time it reaches Guam late Tuesday or early Wednesday.

·Category 3 Typhoon is referred to as a “Strong Typhoon” with maximum sustained winds of 111-129 mph and peak gusts of 140-164 mph.
·Category 4 Typhoon is referred to as a “Very Strong Typhoon” with maximum sustained winds of 130-156 and peak gusts of 165-198 mph.

These projections may change as the intensity and conditions have the ability to worsen.
 
A tropical storm watch remains in effect for Enewetak of the Marshall Islands, which means that damaging winds of 39 mph to 73 mph are possible within the next 24 to 36 hours, in their area.
 
Although there are no watches and warnings in effect for the Marianas, this is expected to change over the weekend and residents and visitors of the Marianas should continue to carefully monitor the progress of Tropical Depression Mangkhut.
 
As of 4 a.m., Mangkhut was located at 13.0 degrees north latitude and 163.5 degrees east longitude, about 135 miles northeast of Enewetak, and about 1260 miles east of Guam.
 
 
Weekend Weather Forecast

Today – Mostly cloudy with scattered showers and isolated thunderstorms early, becoming partly cloudy with isolated showers around noon.
Tonight and Sunday – Partly cloudy with isolated showers.
Sunday Night – Partly cloudy with isolated showers.
 
thunderstorm advisory is in effect for the Guam International Airport Authority until 6 a.m. this morning. Thunderstorms are possible within 20 nautical miles of the airport. Wind gusts up to 27 mph are also expected in showers. Be alert and take precautions as needed.
 
Use the Time NOW to Prepare
 
To prepare for Category 3 or 4 Typhoon conditions, it is advised to take precautionary actions NOW. To prepare for any scenario, residents and visitors are advised to:
 
  • Discuss your emergency plan with household members. Include pets as part of your plan.
  • Stay up to date with the latest information. The storm track or intensity may change and advisories regarding flash flooding or dangerous seas may be issued.
  • Locate or prepare your emergency preparedness kits for your household; stock up on non-perishable food items and water for your household, flashlights, first-aid kits, batteries, matches or lighters, portable stove, toiletries, etc. Visit https://www.ready.gov/build-a-kit for more information on what to include in your supplies list.
  • Secure important documents such as birth certificates, tax papers, and insurance documents and keep copies in a water-proof bag.
  • Clear loose debris around your yard and store any items that may become airborne with heavy winds, before inclement weather arrives.
  • Gas your vehicles and get fuel for your generators now while the weather is clear.
  • Stay up to date in the event there are changes in Conditions of Readiness.
  • Board up windows with shutters.  
  • Store water - Fill up a 55-gallon drum or plastic containers with water.

Roadside Signs
 
  • All temporary signs, including those for political campaigns, advertisements and any other wooden or loosely placed signs should be taken down this weekend.
  • Loosely fitted items and signs have the ability to lift in heavy winds and cause damage to life and property.
 
 
Stay Up to Date
Due to projected intensity of the system when it reaches the Marianas, residents and visitors are advised to stay up to date with the latest information from local media and the following links:
·           NWS Website: http://www.prh.noaa.gov/guam/
·           NWS Facebook: https://www.facebook.com/NWSGuam/
·           GHS/OCD Website: https://ghs.guam.gov/
·           GHS/OCD Facebook: https://www.facebook.com/GHSOCD/

·           Joint Region Marianas Facebook: https://www.facebook.com/jrmguam/
·           Governor Calvo Facebook: https://www.facebook.com/eddiebazacalvo/
 
 
For more information, contact the GHS/OCD 24/7 watch desk at (671) 475-9600 or (671) 482-7019. 
 
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