JIC Release No. 39 - Damaging Winds through early Tuesday Morning; Flood Statement Issued for Guam - GHS OCD

Typhoon Mangkhut continues its forecasted track toward Rota. Damaging winds are expected on Guam to last through early Tuesday morning.

Typhoon Mangkhut is expected to bring tropical storm force conditions even after the closest approach to Guam.

The National Weather Service (NWS) – Guam Weather Forecast Office advise the following winds are still expected for Guam:

·         Damaging winds of 39 mph or more to last from late afternoon Monday through early Tuesday morning.
·         Destructive winds of 58 mph or more to last between late Monday afternoon through late Monday evening, around 10 p.m.
·         Typhoon force winds of 74 mph or more are expected between 6 p.m. and 8 p.m., during the storm’s closest approach.

The northern part of the island are anticipated to receive Category 1 typhoon force winds with maximum sustained winds of 74-90 mph during the storms passage from 6 p.m through 10 p.m.

Through the afternoon, NWS advised a rainband associated with Typhoon Mangkhut is expected over Guam, coming from Rota, to pass across northern to southern Guam.

Continue to shelter in place in a hardened structure. If you have not done so, seek shelter immediately. Heavy winds are anticipated to pick up quickly through the remainder of the day. Do not venture outdoors and clear the roadways for emergency response personnel only.

Stay vigilant, Guam.

Watch for Flooding

An urban and small stream flood advisory is in effect for Guam until 1:15 a.m. Heavy rain will cause urban and small stream flooding in the advisory area.

Heavy rainfall associated with Typhoon Mangkhut will continue to fall across Guam. 1 to 3 inches of rain has already fallen with an additional 2 to 4 inches possible over the next 6 to 9 hours. More extensive flooding is likely for Merizo.

Power Outages Reported
The Joint Information Center and Emergency Operations Center are receiving reports of power outages in different areas across the island to include locations in Harmon, Tamuning, Malesso, Talofofo, Ordot-Chalan Pago, Sinajana, and many other pocket areas.

GPA crews will continue to assess the reported outages until it is deemed unsafe for them to do so.

To report any issues regarding power outages, contact the GHS/OCD 24/7 watch desk at (671) 475-9600 and (671) 478-0290. The watch desk will help relay information to GPA.

How Can I Stay Up to Date with the Joint Information Center?
The Joint Information Center is the Government of Guam, military and federal government’s clearinghouse for accurate information during emergencies. The following is a list of radio partners, where you can get updated information about Typhoon Mangkhut:

o KSTO 95.5 FM
o 102.9 KISH FM
o Isla 630 AM
o K57 AM
o I94 FM
o Power 98 FM
o Hit Radio 100
o Cool FM
o The BOSS 104.3
o Star 101.1
o 101.9 KTKB
o 105.1 KAT FM
o 99.5 The Shark
o KHMG 88.1 FM
o The Point 93.3

TV and Newspaper partners include:
• KUAM: kuam.com
• Pacific News Center: pacificnewscenter.com
• Guam Daily Post: postguam.com
• Pacific Daily News: guampdn.com

Visit the following links for the latest advisory information:
· 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 Joint Information Center at (671) 478-0208/09/10.

X Flooding is a temporary overflowing of water onto land that is normally dry. Flooding may happen with only a few inches of water, or it may cover a house to the rooftop. There are many possible causes of floods including heavy rain, coastal storms and storm surge, waterway overflow from being blocked with debris, or overflow of levees, dams, or waste water systems. Flooding can occur slowly over many days or happen very quickly with little or no warning, called flash floods.

To learn more, visit https://www.ready.gov/floods

Wildfire

Regularly clean the roof and gutters.
Maintain an area approximately 30’ away from you home that is free of anything that will burn, such as wood piles, dried leaves, newspapers and other brush.
Connect garden hoses long enough to reach any area of the home and fill garbage cans, tubs, or other large containers with water.
Review your homeowner's insurance policy and also prepare/update a list of your home's contents.

Fire Weather

Turn on your TV/radio. You’ll get the latest weather updates and emergency instructions.
Know where to go. If you are ordered to evacuate, know the route to take and have plan of where you will go. Check-in with your friends and family.
Keep your car fueled, in good condition, and stocked with emergency supplies and a change of clothes.

Drought

Conserve water

Take shorter showers.

Turn off the water while brushing your teeth or shaving.
Run the washer less frequently and only when you have a full load.
Water your lawn less frequently and do so when the temperature is cooler in the early morning or late evening.
When you run the tap to heat or cool water, keep a pitcher to store the water and use it to water plants.
Avoid washing your car.

Practice fire prevention

Don't set off fireworks when conditions are dry.
Deposit cigarette butts in the proper receptacle to avoid starting a
Pour water over camp fires and backyard fire pits to ensure they are completely out before leaving them unattended.

Follow directions from local officials. If there are restrictions on water usage, be sure to heed them.

To learn more, visit https://www.ready.gov/wildfires and https://www.ready.gov/drought

X
Typhoons/Hurricanes are massive storm systems that form over the water and move toward land. Threats from typhoons/hurricanes include high winds, heavy rainfall, storm surge, coastal and inland flooding, and rip currents.

“Hurricanes” form in the Atlantic Northeast Pacific region and “Typhoons” form in the Northwest Pacific Region. These large storms are call cyclones in other parts of the world.

To learn more, visit https://www.ready.gov/hurricanes.

JIC Release No. 39 - Damaging Winds through early Tuesday Morning; Flood Statement Issued for Guam