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June 2018 is Typhoon Preparedness Month

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Press Release - Heavy Rain and Strong Wind Gusts Still Expected the Next Few Days

The National Weather Service (NWS) Guam Weather Forecast Office maintains a hydrologic outlook for the Marianas. A surface trough is approaching the Mariana Islands today and showers are expected to increase across the region by tonight. Conditions will be unstable the next few days.

Locally heavy rainfall, and rainfall amounts of 2 to 4 inches are still likely. Scattered rain showers may linger through Saturday into Sunday with additional rainfall amounts. Also, strong wind gusts to 30 mph or more can be expected near heavier showers.

Heavy Rainfall Possible by Thursday and Friday

 

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.

Earthquake Recorded

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.

No Tsunami Threat to Marianas from Philippines Earthquake

 

The U.S. Geological Survey recorded an earthquake with a preliminary magnitude of 6.9 that occurred 95 km WSW of Sangay, Philippines with a depth of 621.0 km, at 12:13 p.m. (ChST).

 As advised by the Pacific Tsunami Warning Center, there is no tsunami threat to Guam and the CNMI from this earthquake.  

 This will be the final statement issued by GHS/OCD unless additional information is received.

Thunderstorm Advisory in Effect; Practice Caution

 

The National Weather Service (NWS) Guam Weather Forecast Office issued a thunderstorm advisory, in effect for the Guam International Airport until 3 p.m. this afternoon. Thunderstorms are possible or occurring within 20 nautical miles of the airport. Be alert and take precautions as required. These storms have been producing occasional lightning.

Visit the following links for the latest advisory information:

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