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.

Press Release - OHS-OCD Postpones Routine AHAWS Siren Test

The Office of Guam Homeland Security and the Office of Civil Defense (OHS-OCD) has postponed the routine test of the All Hazards Alert Warning System (AHAWS) sirens scheduled for this afternoon.

The postponement is due to a delay in the completion of antenna repairs needed to support system testing operations. OHS-OCD is continuing to work with technical personnel to complete the necessary repairs and ensure the system is functioning as intended prior to conducting the test.

Read more about Press Release - OHS-OCD Postpones Routine AHAWS Siren Test

11:00 a.m. Flood Advisory in Effect; Practice Caution

The National Weather Service (NWS) Weather Forecast Office Guam issued a flood advisory for Guam until 1:00 p.m. this afternoon. Heavy rain is causing urban and small stream flooding in low-lying and poor drainage areas.

The community is advised to take the following actions:

Read more about 11:00 a.m. Flood Advisory in Effect; Practice Caution

Press Release - OHS-OCD Hosts Network Traffic Analysis Training

The Office of Guam Homeland Security and the Office of Civil Defense (OHS-OCD), in conjunction with the National Cybersecurity Preparedness Consortium (NCPC), will host a Network Traffic Analysis (PER-418) training from Monday, June 29 through Wednesday, July 1, 2026, 8:00 a.m. – 5:00 p.m. at the OHS-OCD facility in Agana Heights.

Read more about Press Release - OHS-OCD Hosts Network Traffic Analysis Training

2:40 p.m.- No Immediate Threat to Marianas from Reported North Korea Launch

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD), in conjunction with the Mariana Regional Fusion Center (MRFC), federal and military partners, continue to monitor events surrounding the region including reports of the recent launch of an unidentified projectile out of the Democratic People’s Republic of Korea (DPRK) today.

Read more about 2:40 p.m.- No Immediate Threat to Marianas from Reported North Korea Launch

JIC Recovery Release No. 27 - Red Cross Continues Financial Assistance Intake

The American Red Cross is continuing intake requests for Individual Financial Assistance (IFA) through June 1, 2026, for households impacted by Typhoon Sinlaku. This assistance is independent of government programs and is intended to support immediate recovery needs.

Financial assistance is available only to individuals whose primary residences were destroyed or sustained major damage as a result of the typhoon.

Residents seeking assistance should email GuamChapter@redcross.org and include the following information:

Read more about JIC Recovery Release No. 27 - Red Cross Continues Financial Assistance Intake

Flood Advisory in Effect; Practice Caution

The National Weather Service (NWS) Weather Forecast Office Guam issued a flood advisory in effect for Guam until 7:30 p.m. this evening. Between 0.25 and 0.5 inches of rain have fallen. Additional rainfall amounts of 0.75 to 1.5 inches are expected resulting in minor flooding.

The community is advised to take the following actions:

When driving in heavy rain, be alert for low visibilities and slippery roads;
Slow down where water is ponding on the road;

Read more about Flood Advisory in Effect; Practice Caution

JIC Recovery Release No. 26 - American Red Cross Financial Assistance Service Site Relocates to Micronesia Mall

The American Red Cross announced that its financial assistance service delivery site for residents impacted by Super Typhoon Sinlaku has relocated to a new location. Assistance is available for residents whose primary homes were destroyed or suffered major damage. This assistance is independent of government programs and is intended to support immediate recovery needs.

American Red Cross Service Delivery Site Caseworkers will be available on-site to assist residents with applications:

Location: Micronesia Mall, Dededo (Space 111)

Read more about JIC Recovery Release No. 26 - American Red Cross Financial Assistance Service Site Relocates to Micronesia Mall

JIC Recovery Release No. 25 - American Red Cross Opens Financial Assistance Service Site

The American Red Cross announced the availability of financial assistance for residents whose primary homes were destroyed or suffered major damage due to Super Typhoon Sinlaku. This assistance is independent of government programs and is intended to support immediate recovery needs.

American Red Cross Service Delivery Site Caseworkers will be available on-site to assist residents with applications:

Location: Astumbo Community Center, 2111 Y Sengsong Road, Dededo
Dates: Tuesday, May 12 through Friday, May 15, 2026

Read more about JIC Recovery Release No. 25 - American Red Cross Opens Financial Assistance Service Site

Wind Advisory and High Risk of Rip Currents in Effect; Practice Caution

The National Weather Service (NWS) Weather Forecast Office Guam issued an airport wind advisory, in effect for the Guam International Airport until 7 p.m. this evening. Winds from east-northeast at 15 to 20 knots, with gusts to 30 knots are possible. Practice caution while traveling in these conditions.

Read more about Wind Advisory and High Risk of Rip Currents in Effect; Practice Caution

Press Release - Government of Guam Activates Cyber Incident Response; Global Vulnerability Under Investigation

Government of Guam Activates Cyber Incident Response; Global Vulnerability Under Investigation

Governor Lourdes A. Leon Guerrero today confirmed that the Government of Guam is actively responding to a widespread cyber incident linked to a critical zero-day vulnerability affecting cPanel-hosted websites globally.

Governor Leon Guerrero and Acting Governor Joshua F. Tenorio have been fully briefed. An immediate, government-wide assessment of all potentially impacted agencies has been ordered.

Read more about Press Release - Government of Guam Activates Cyber Incident Response; Global Vulnerability Under Investigation

26.7 C / 80 F

ABOUT GHS/OCD

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PREPAREDNESS

DISASTER ASSISTANCE

OPERATIONS

CONTACT GHS/OCD

Wildfire

Fire Weather

Drought

Conserve water

Department of Homeland Security (DHS) Definition of Terrorism

June 2018 is Typhoon Preparedness Month

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