The National Weather Service (NWS) Guam Weather Forecast Office issued a flood advisory, in effect for all of Guam until 11 p.m. Heavy rainfall will cause urban and small stream flooding.

Some locations that will experience flooding include Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita, and Umatac.

Residents and visitors are advised to take the following precautionary actions:

The National Weather Service (NWS) Guam Weather Forecast Office issued a flood advisory, in effect for all of Guam until 11 p.m. Heavy rainfall will cause urban and small stream flooding.

Some locations that will experience flooding include Dededo, Tamuning, Yigo, Mangilao, Chalan Pago-Ordot, Barrigada, Yona, Agana Heights, Andersen AFB, Talofofo, Mongmong-Toto-Maite, Sinajana, Inarajan, Asan, Merizo, Piti, Santa Rita, and Umatac.

Residents and visitors are advised to take the following precautionary actions:

The WSR-88D (Weather Surveillance Radar-1988 Doppler) weather radar operated by NOAA’s National Weather Service (NWS) in Guam and maintained by the U.S. Air Force with support from the NWS Radar Operations Center (ROC) remains offline at this time, but with an estimated return to service set for 6 August 2024.

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD), in coordination with the Texas A&M Engineering Extension Service (TEEX), will host multiple training opportunities at the GHS/OCD facility in Agana Heights. The courses follow:

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

Visit the following links for the latest advisory information:

The National Weather Service (NWS) Guam Weather Forecast Office issued a hydrologic outlook for the Marianas. A surface troughing pattern will be arriving from the southeast and developing over the Mariana Islands this week. Three to five inches of rainfall are expected Thursday and Friday, with locally higher amounts likely. Rain showers will likely linger through Saturday into Sunday with additional rainfall accumulations.

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD), in conjunction with the Texas A&M Engineering Extension Service (TEEX), will host the following training opportunities at the GHS/OCD facility in Agana Heights:

The U.S. Geological Survey recorded an earthquake with a preliminary magnitude of 5.4 that struck 120 km SSW of Merizo Village, Guam, with a depth of 10.0 km, at 7:27 p.m. (ChST).

As advised by the Pacific Tsunami Warning Center, there is no tsunami threat to the Marianas from the earthquake. There were no major damages or injuries reported from the earthquake.