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June 2018 is Typhoon Preparedness Month

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Flood Advisory in Effect; Practice Caution on the Roadways

The National Weather Service (NWS) Guam Weather Forecast Office issued an urban and small stream flood advisory, in effect for Guam until 12:45 p.m. Heavy rain approaching Guam, particularly central and northern Guam, will cause urban and small stream flooding. Between 0.5 and 1 inch of rain has fallen over parts of Guam already. Additional rainfall amounts of 1 to 2 inches are expected for Guam through 12:30 p.m. This additional rainfall will result in minor flooding.

Flood Advisory in Effect; Avoid Flooded Roads

The National Weather Service (NWS) Guam Weather Forecast Office issued a small stream flood advisory, in effect for Guam until 7:15 p.m. Heavy rain will cause urban and small stream flooding. Up to one inch of rain has already fallen. Additional rainfall of up to two inches is expected.

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.

Flash Flood Warning in Effect for Guam; Avoid Flooded Roads

The following National Weather Service (NWS) Guam Weather Forecast Office issued a flash flood warning, in effect for Guam until 1:30 a.m.

Between 1 and 2 inches of rain have fallen. Additional rainfall amounts of 2 to 4 inches are possible. Flash flooding is ongoing or expected to begin shortly. Flash flooding of small creeks and streams, urban areas, streets and underpasses as well as other poor drainage and low-lying areas is expected for northern Guam, north of Barrigada. The heaviest rainfall is likely over Dededo, Yigo and Andersen AFB.

JIC RELEASE NO. 811 - Four COVID-19-related Fatalities Reported; COVID-19 Updates: 60 Hospitalized; 165 Test Positive; DPHSS COVID-19 Data Update Report; COVID-19 Community Testing to be Held at Micronesia Mall Thursday; Pfizer-BioNTech COVID-19 Booster S

Four COVID-19-related Fatalities Reported
The Joint Information Center was notified of four (4) COVID-19-related fatalities reported by the Department of Public Health and Social Services (DPHSS). Three of the reported fatalities occurred between September 17 – October 3, 2021:

GHS/OCD, JRM, NBG, and AAFB to Conduct Routine Testing of Advanced Warning Systems

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD), Joint Region Marianas (JRM), U.S. Naval Base Guam (NBG), and Andersen Air Force Base (AAFB) will conduct routine testing of the vital communication and advance warning system sirens, respectively, on Tuesday, October 5, 2021, starting at 3:15 p.m.

GHS/OCD will test the nineteen (19) All Hazards Alert Warning System (AHAWS) sirens in conjunction with JRM, NBG, and AAFB monthly routine testing of the “Giant Voice (GV)” sirens.

Flood Advisory in Effect; Heavy Rainfall Possible through the Weekend

Special Note: With international media reports of outages for Facebook, Instagram, and WhatsApp, the Offices of Guam Homeland Security and Civil Defense (GHS/OCD) advise the community to use the following platforms for weather updates while this outage remains in place:

· NWS Website: https://www.weather.gov/gum/

· Contact NWS: (671) 472-0900

· Weather hotline: 211

· GHS/OCD Website: https://ghs.guam.gov/

JIC RELEASE NO. 810 - Six COVID-19-related Fatalities Reported; COVID-19 Updates: 56 Hospitalized; Preliminary Test Results: 103 New Cases; Pfizer-BioNTech COVID-19 Booster Shots Available

Six COVID-19-related Fatalities Reported
The Joint Information Center was notified of six COVID-19-related fatalities reported between September 29 - October 3, 2021:

Special Marine Warning Issued; Heavy Rainfall and Higher Winds Across Coastal Waters

The National Weather Service (NWS) Guam Weather Forecast Office issued a special marine warning for the coastal waters of the Marianas until 2:30 p.m. Showers and isolated thunderstorms with heavy rainfall are located across coastal waters, along with wind gusts of 34 knots or greater.

Small craft could be damaged in briefly higher winds and sudden higher waves. Boaters should seek safe harbor immediately until this storm passes. Dangerous lightning is possible with thunderstorms.

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