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Typhoon Fung-wong Hits Luzon

Typhoon Fung-wong hit Luzon on Sunday.  At 10:00 a.m. EST on Sunday the center of Typhoon Fung-wong was located at latitude 16.4°N and longitude 121.3°E which put the center about 25 miles (40 km) east of Bayombong, Philippines.  Fung-wong was moving toward the northwest at 21 m.p.h. (33 km/h).  The maximum sustained wind speed was 115 m.p.h. (185 km/h) and there were wind gusts to 145 m.p.h. (235 km/h).  The minimum surface pressure was 945 mb.

The center of Typhoon Fung-wong made landfall on the east coast of Luzon between Baler and Casiguran on Sunday.  Fung-wong was the equivalent of a major hurricane when it made landfall.

The circulation around Typhoon Fung-wong was large.  Winds to typhoon force extended out 80 miles (130 km) from the center of Fung-wong’s circulation.  Winds to tropical storm force extended out 230 miles (370 km) from the center of Typhoon Fung-wong.

The Hurricane Intensity Index (HII) for Typhoon Fung-wong is 20.6.  The Hurricane Size Index (HSI) is 27.1 and the Hurricane Wind Intensity Size Index (HWISI) is 47.7.  Typhoon Fung-wong is similar in size and intensity to Hurricane Irma when Irma hit Southwest Florida in 2017.

Typhoon Fung-wong will move around the western end of a high pressure system that is over the Western North Pacific Ocean.  The high pressure system will steer Fung-wong toward the northwest during the next 24 hours.  On its anticipated track, Typhoon Fung-wong will move across northern Luzon during the next few hours.  Fung-wong will move over the South China Sea.

Typhoon Fung-wong will bring strong, gusty winds and very heavy rain to Luzon.  Heavy rain will cause widespread flash floods.  Fung-wong will cause widespread electricity outages.  Typhoon Fung-wong could also cause a storm surge of up to 13 feet (4 meters) along portions of the coast of Luzon.

Typhoon Fung-wong will move into an environment that will be less favorable for intensification when it moves over the South China Sea.  Fung-wong will move over water where the Sea Surface Temperatures are near 28°C.  It will move under the middle of an upper level ridge that is over eastern China.  The upper level winds are weak near the middle of the ridge and there will be little vertical wind shear.  However, drier air from Asia has spread over the South China Sea.  The drier air will gradually get pulled into the circulation around Fung-wong.  The drier air is likely to cause Typhoon Fung-wong to weaken slowly when it moves over the South China Sea.