Guam Homeland Security - Office of Civil Defense

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.

Developing Tropical Disturbance (Invest 98W) Anticipated to Affect Region; Between Friday and Sunday

The National Weather Service (NWS) Guam Weather Forecast Office is monitoring a developing tropical disturbance, Invest 98W, near Chuuk. It remains a possibility that a tropical cyclone, of some intensity, could push through the Marianas next week as 98W heads west-northwest sometime Friday.

The Joint Typhoon Warning Center has elevated 98W’s potential for development into a significant tropical cyclone to MEDIUM, meaning development is expected, but beyond 24 hrs.

Read more about Developing Tropical Disturbance (Invest 98W) Anticipated to Affect Region; Between Friday and Sunday

Press Release- GHS/OCD Hosts First Responder Training Opportunities

Guam Homeland Security/Office of Civil Defense (GHS/OCD) in coordination with the New Mexico Tech (NMT) First Responder Training will be offering the following training opportunities:

Training: Homemade Explosives: Awareness. Recognition. Response

Date: October 28, 2024

Time: 8:00 am - 5:00 pm

Location: Guam Homeland Security/Office of Civil Defense

Read more about Press Release- GHS/OCD Hosts First Responder Training Opportunities

Press Release- Guam Homeland Security and Civil Defense To Host Hazard Mitigation Grant Program Information Session

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD) will host its first information session on the Hazard Mitigation Grant Program (HMGP) and the application process on Friday, October 25, at 10 a.m.

Following the Presidential Disaster Declaration in response to Typhoon Mawar, Guam received HMGP funding. The funding is available to Government of Guam entities and private non-profit organizations for projects that reduce risks to people and property across the island.

Read more about Press Release- Guam Homeland Security and Civil Defense To Host Hazard Mitigation Grant Program Information Session

Press Release – Flood Advisory in effect until 900am

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flood Advisory in effect for Guam until 900am.

Doppler radar indicated heavy rain due with 3 and 5 inches of rain having already fallen. Additional rainfall amounts of 1 and 3 inches are expected resulting in minor flooding.

Some areas that will experience flooding include: Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Anderson AFB, Talo'fo'fo, Mongmong-Toto-Maite, Sinajana, Inalåhan, Asan, Malesso’, Piti, Sånta Rita and Humåtak.

Read more about Press Release – Flood Advisory in effect until 900am

Press Release – Flood Advisory in effect until 600pm

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flood Advisory in effect for Guam until 600pm.

Doppler radar indicated heavy rain due with 2 and 4 inches of rain having already fallen. Additional rainfall amounts of 1 and 2 inches are expected resulting in minor flooding.

Some areas that will experience flooding include: Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Anderson AFB, Talo'fo'fo, Mongmong-Toto-Maite, Sinajana, Inalåhan, Asan, Malesso’, Piti, Sånta Rita and Humåtak.

Read more about Press Release – Flood Advisory in effect until 600pm

Press Release – Flash flood warning in effect until 3:30pm

The National Weather Service (NWS) Guam Weather Forecast Office extended the Flash Flood Warning in effect for Guam until 330pm for central and northern Guam.

Expect flash flooding of small creeks and streams, urban areas, and streets as well as other poor drainage and low-lying areas. Radar and rain gauge indicate 1 and 2 inches of rain has fallen, additional rainfall amounts of 2 and 3 inches are possible.

The Offices of Guam Homeland Security and Civil Defense remind residents:

Read more about Press Release – Flash flood warning in effect until 3:30pm

Press Release- Flash Flood Watch in effect 6pm through Thursday Morning

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flash Flood Watch in effect for Guam from 6pm this evening through Thursday morning, October 20-24.

Be prepared for the possibility of 5 to 10 inches of rain from this evening through late Wednesday night as a monsoon disturbance develops across the region. Heavy rainfall may potentially last longer possibly extending the flash flood watch.

Read more about Press Release- Flash Flood Watch in effect 6pm through Thursday Morning

Press Release – Flood Advisory in effect until 400pm

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flood Advisory in effect for Guam until 400pm.

Doppler radar indicated heavy rain due with .4 and .8 inches of rain having already fallen. Additional rainfall amounts of .6 and 1.2 inches are expected resulting in minor flooding.

Some areas that will experience flooding include: Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Anderson AFB, Talo'fo'fo, Mongmong-Toto-Maite, Sinajana, Inalåhan, Asan, Malesso’, Piti, Sånta Rita and Humåtak.

Read more about Press Release – Flood Advisory in effect until 400pm

Press Release- Flood Watch in Effect from Monday Morning through Thursday Morning

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flood Watch in effect for Guam from Monday to Thursday morning, October 21-24.

Be prepared for the possibility of 4 to 8 inches of rain Monday through Wednesday night as a monsoon disturbance develops across the region.

Residents be advised, excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.

Read more about Press Release- Flood Watch in Effect from Monday Morning through Thursday Morning

Press Release – Flood Advisory in effect until 600pm; Central & Southern Guam

The National Weather Service (NWS) Guam Weather Forecast Office issued a Flood Advisory in effect for Central and Southern Guam until 600pm.

Doppler radar indicated heavy rain due with .4 and .6 inches of rain having already fallen. Additional rainfall amounts of .6 and 1.2 inches are expected.

Some areas that will experience flooding include: Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Talo'fo'fo, Mongmong-Toto-Maite, Sinajana, Inalåhan, Asan, Malesso’, Piti, Sånta Rita and Humåtak.

Read more about Press Release – Flood Advisory in effect until 600pm; Central & Southern Guam

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Wildfire

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Department of Homeland Security (DHS) Definition of Terrorism

June 2018 is Typhoon Preparedness Month

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