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Tropical Storm 27W Update: Guam Remains in COR 4, Schools Open

Residents advised to practice caution in wet and windy weather

The National Weather Service (NWS), Weather Forecast Office Guam, has issued an intermediate advisory for Tropical Storm 27W. As of 5 a.m., 27W was located 9.8 degrees north, 144.8 degrees east, about 250 miles south of Guam, 300 miles south of Rota and 370 miles south of Saipan. Tropical Storm 27W has maximum sustained winds of 45 mph and is moving west-northwest at 9 mph. 


Guam remains in Condition of Readiness (COR) 4. All Government of Guam activities, including school, continue normal operations. 


The current forecast track still anticipates 27W passing southwest of Guam this afternoon. There is still some uncertainty on how close the system will pass to Guam so the system is being monitored closely for changes in motion or intensity. NWS advisories will be issued every three hours on their website. 


At 11 p.m. last night, the Government of Guam took precautionary actions including partial opening of shelters. The Mayors Council of Guam, working with the Guam Department of Education opened three shelters; Yigo Gym, Agana Heights Gym and Talofofo Gym, to those residents that needed emergency shelter from the expected winds and rains. As of 5 a.m., both Yigo Gym and Talofofo Gym reported zero shelterees checked in over the evening and Agana Heights received 12 shelterees over the night. 


Although Guam is in COR 4, it is important for residents and visitors to practice extreme caution while traveling in the rainy and windy conditions. The closest point of approach is10 a.m. today, but heavy winds may remain well through the afternoon. Heed the warnings from the NWS and the advisories that are in effect:


high surf advisory remains in effect for Guam, Rota, Tinian, and Saipan until 6 p.m. Wednesday. For north and west facing reefs, hazardous surf of 10 to 14 feet will persist through Wednesday. Residents and visitors are advised to avoid venturing out on exposed reefs and beaches, especially those facing west and north, as rip currents will be life threatening


small craft advisory remains in effect for Guam, Rota, Tinian, and Saipan coastal waters until 6 p.m. Wednesday. Winds of 14 to 34 mph will rise early today, and may rise higher is 27W intensifies faster or approaches closer than previously forecast. For Guam, seas of 10 to 13 feet will continue through Wednesday. For Rota, Tinian, and Saipan, seas of 9 to 12 feet will continue through Wednesday. Inexperienced mariners, especially those operating smaller vessels, should avoid sailing in these conditions.

The Offices of Guam Homeland Security and Civil Defense (GHS/OCD) remind all residents and visitors to practice extreme caution if traveling in these conditions and avoid the oceans due to rough water activity. 


Visit the following links for the latest advisory information: